Changes for page LSS Communication Protocol
Last modified by Eric Nantel on 2025/06/06 07:47
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... ... @@ -1,5 +1,5 @@ 1 1 (% class="wikigeneratedid" id="HTableofContents" %) 2 -** Page Contents**2 +**Table of Contents** 3 3 4 4 {{toc depth="3"/}} 5 5 ... ... @@ -128,13 +128,11 @@ 128 128 129 129 = Command List = 130 130 131 -== Regular == 132 - 133 133 |= #|=Description|= Action|= Query|= Config|=Session|= RC|= Serial|= Units|=(% style="width: 510px;" %) Notes|=(% style="width: 113px;" %)Default Value 134 134 | 1|[[**L**imp>>||anchor="H1.Limp28L29"]]| L| | | | | ✓|none|(% style="width:510px" %) |(% style="text-align:center; width:113px" %) 135 135 | 2|[[**H**alt & **H**old>>||anchor="H2.Halt26Hold28H29"]]| H| | | | | ✓|none|(% style="width:510px" %) |(% style="text-align:center; width:113px" %) 136 -| 3|[[**T**imed move>>||anchor="H3.Timedmove28T29 modifier"]]| T| | | | | ✓|milliseconds|(% style="width:510px" %) Modifier only for {P, D, MD}|(% style="text-align:center; width:113px" %)137 -| 4|[[**S**peed>>||anchor="H4.Speed28S29 modifier"]]| S| | | | | ✓|microseconds per second|(% style="width:510px" %) Modifier only {P}|(% style="text-align:center; width:113px" %)134 +| 3|[[**T**imed move>>||anchor="H3.Timedmove28T29"]]| T| | | | | ✓|milliseconds|(% style="width:510px" %) Modifier only for {P, D, MD}|(% style="text-align:center; width:113px" %) 135 +| 4|[[**S**peed>>||anchor="H4.Speed28S29"]]| S| | | | | ✓|microseconds per second|(% style="width:510px" %) Modifier only {P}|(% style="text-align:center; width:113px" %) 138 138 | 5|[[**M**ove in **D**egrees (relative)>>||anchor="H5.28Relative29MoveinDegrees28MD29"]]| MD| | | | | ✓|tenths of degrees (ex 325 = 32.5 degrees)|(% style="width:510px" %) |(% style="text-align:center; width:113px" %) 139 139 | 6|[[**O**rigin Offset>>||anchor="H6.OriginOffsetAction28O29"]]| O| QO|CO|✓| ✓| ✓|tenths of degrees (ex 91 = 9.1 degrees)|(% style="width:510px" %) |(% style="text-align:center; width:113px" %)((( 140 140 0 ... ... @@ -145,50 +145,52 @@ 145 145 | 8|[[Position in **P**ulse>>||anchor="H8.PositioninPulse28P29"]]| P| QP| | | | ✓|microseconds|(% style="width:510px" %)((( 146 146 Inherited from SSC-32 serial protocol 147 147 )))|(% style="text-align:center; width:113px" %) 148 -| 9|[[Position in **D**egrees>>||anchor="H9.PositioninDegrees28D29"]]| D| QD / QDT| | | | ✓|tenths of degrees |(% style="width:510px" %) |(% style="text-align:center; width:113px" %)146 +| 9|[[Position in **D**egrees>>||anchor="H9.PositioninDegrees28D29"]]| D| QD| | | | ✓|tenths of degrees |(% style="width:510px" %) |(% style="text-align:center; width:113px" %) 149 149 | 10|[[**W**heel mode in **D**egrees>>||anchor="H10.WheelModeinDegrees28WD29"]]| WD| QWD| | | | ✓|tenths of degrees per second (ex 248 = 24.8 degrees per second)|(% style="width:510px" %)A.K.A. "Speed mode" or "Continuous rotation"|(% style="text-align:center; width:113px" %) 150 150 | 11|[[**W**heel mode in **R**PM>>||anchor="H11.WheelModeinRPM28WR29"]]| WR| QWR| | | | ✓|revolutions per minute (rpm)|(% style="width:510px" %)A.K.A. "Speed mode" or "Continuous rotation"|(% style="text-align:center; width:113px" %) 151 -| 12|[[Max **S**peed in **D**egrees>>||anchor="H12. MaxSpeedinDegrees28SD29"]]| SD| QSD|CSD|✓| ✓| ✓|tenths of degrees per second |(% style="width:510px" %)(((149 +| 12|[[Max **S**peed in **D**egrees>>||anchor="H12.SpeedinDegrees28SD29"]]| SD| QSD|CSD|✓| ✓| ✓|tenths of degrees per second |(% style="width:510px" %)((( 152 152 QSD: Add modifier "2" for instantaneous speed. 153 153 154 154 SD overwrites SR / CSD overwrites CSR and vice-versa. 155 155 )))|(% style="text-align:center; width:113px" %)Max per servo 156 -| 13|[[Max **S**peed in **R**PM>>||anchor="H13. MaxSpeedinRPM28SR29"]]| SR| QSR|CSR|✓| ✓| ✓|revolutions per minute (rpm)|(% style="width:510px" %)(((154 +| 13|[[Max **S**peed in **R**PM>>||anchor="H13.SpeedinRPM28SR29"]]| SR| QSR|CSR|✓| ✓| ✓|revolutions per minute (rpm)|(% style="width:510px" %)((( 157 157 QSR: Add modifier "2" for instantaneous speed 158 158 159 159 SR overwrites SD / CSR overwrites CSD and vice-versa. 160 160 )))|(% style="text-align:center; width:113px" %)Max per servo 161 -| 14|[[**LED** Color>>||anchor="H1 4.LEDColor28LED29"]]| LED| QLED| CLED|✓| ✓| ✓|none (integer from 0 to 8)|(% style="width:510px" %)0=Off (black); 1=Red 2=Green; 3=Blue; 4=Yellow; 5=Cyan; 6=Magenta; 7=White;|(% style="text-align:center; width:113px" %)7162 -| 15|[[** G**yredirection (**G**)>>||anchor="H15.GyreRotationDirection28G29"]]|G| QG| CG|✓|✓| ✓|none |(% style="width:510px" %)Gyre/rotationdirection:1= CW (clockwise)-1= CCW (counter-clockwise)|(% style="text-align:center; width:113px" %)1163 -| 16|[[** ID**#>>||anchor="H16.IdentificationNumber28ID29"]]| | QID| CID| | | ✓|none (integerfrom 0 to 250)|(% style="width:510px" %)Note:ID 254 is a "broadcast" which all servos respond to.|(% style="text-align:center; width:113px" %)0164 -| 17|[[** B**audrate>>||anchor="H17.BaudRate"]]| | QB| CB|(integer)|(% style="width:510px" %) |(% style="text-align:center; width:113px" %)9600165 -| 18|[[**F**irst Position (**P**ulse)>>||anchor="H 18.FirstPosition28Pulse2928FP29"]]| | QFP|CFP |X| ✓| ✓|none |(% style="width:510px" %)CFP overwrites CFD and vice-versa|(% style="text-align:center; width:113px" %)(((159 +| 14|[[**LED** Color>>||anchor="H16.RGBLED28LED29"]]| LED| QLED| CLED|✓| ✓| ✓|none (integer from 0 to 8)|(% style="width:510px" %)0=Off (black); 1=Red 2=Green; 3=Blue; 4=Yellow; 5=Cyan; 6=Magenta; 7=White;|(% style="text-align:center; width:113px" %)7 160 +| 15|[[**ID** #>>||anchor="H17.IdentificationNumber"]]| | QID| CID| | | ✓|none (integer from 0 to 250)|(% style="width:510px" %)Note: ID 254 is a "broadcast" which all servos respond to. |(% style="text-align:center; width:113px" %)0 161 +| 16|[[**B**aud rate>>||anchor="H18.BaudRate"]]| B| QB| CB| | | ✓|none (integer)|(% style="width:510px" %) |(% style="text-align:center; width:113px" %)9600 162 +| 17|[[**G**yre direction (**G**)>>||anchor="H19.GyreRotationDirection"]]| G| QG| CG|✓| ✓| ✓|none |(% style="width:510px" %)Gyre / rotation direction: 1= CW (clockwise) -1 = CCW (counter-clockwise)|(% style="text-align:center; width:113px" %)1 163 +| 18|[[**F**irst Position (**P**ulse)>>||anchor="H20.First2InitialPosition28pulse29"]]| | QFP|CFP | | ✓| ✓|none |(% style="width:510px" %)CFP overwrites CFD and vice-versa|(% style="text-align:center; width:113px" %)((( 166 166 Limp 167 167 ))) 168 -| 19|[[**F**irst Position (**D**eg)>>||anchor="H19.FirstPosition28Degrees2928FD29"]]| | QFD|CFD|X| ✓| ✓|none |(% style="width:510px" %)CFD overwrites CFP and vice-versa|(% style="text-align:center; width:113px" %)Limp 169 -| 20|[[**M**odel **S**tring>>||anchor="H20.QueryModelString28QMS29"]]| | QMS| | | | |none (string)|(% style="width:510px" %) Returns the type of servo (ST, HS, HT)|(% style="text-align:center; width:113px" %) 170 -| 21|[[Serial **N**umber>>||anchor="H21.QuerySerialNumber28QN29"]]| | QN| | | | |none (integer)|(% style="width:510px" %) Returns the unique serial number for that servo|(% style="text-align:center; width:113px" %) 171 -| 22|[[**F**irmware version>>||anchor="H22.QueryFirmware28QF29"]]| | QF| | | | |none (integer)|(% style="width:510px" %) |(% style="text-align:center; width:113px" %) 172 -| 23|[[**Q**uery (gen. status)>>||anchor="H23.QueryStatus28Q29"]]| | Q| | | | ✓|none (integer from 1 to 8)|(% style="width:510px" %) See command description for details|(% style="text-align:center; width:113px" %) 173 -| 24|[[**V**oltage>>||anchor="H24.QueryVoltage28QV29"]]| | QV| | | | ✓|millivolts (ex 5936 = 5936mV = 5.936V)|(% style="width:510px" %) |(% style="text-align:center; width:113px" %) 174 -| 25|[[**T**emperature>>||anchor="H25.QueryTemperature28QT29"]]| | QT| | | | ✓|tenths of degrees Celsius|(% style="width:510px" %)Max temp before error: 85°C (servo goes limp)|(% style="text-align:center; width:113px" %) 175 -| 26|[[**C**urrent>>||anchor="H26.QueryCurrent28QC29"]]| | QC| | | | ✓|milliamps (ex 200 = 0.2A)|(% style="width:510px" %) |(% style="text-align:center; width:113px" %) 176 -| 27|[[**C**hange to** RC**>>||anchor="H27.ConfigureRCMode28CRC29"]]| | |CRC|✓| | ✓|none|(% style="width:510px" %)((( 177 -Change to RC mode 1 (position) or 2 (wheel). 166 +| 19|[[**F**irst Position (**D**eg)>>||anchor="H21.First2InitialPosition28Degrees29"]]| | QFD|CFD| | ✓| ✓|none |(% style="width:510px" %)CFD overwrites CFP and vice-versa|(% style="text-align:center; width:113px" %)Limp 167 +| 20|[[**T**arget (**D**eg) **P**osition>>||anchor="H22.QueryTargetPositioninDegrees28QDT29"]]| | QDT| | | | ✓|tenths of degrees (ex 325 = 32.5 degrees)|(% style="width:510px" %) |(% style="text-align:center; width:113px" %) 168 +| 21|[[**M**odel **S**tring>>||anchor="H23.QueryModelString28QMS29"]]| | QMS| | | | |none (string)|(% style="width:510px" %) Returns the type of servo (ST, HS, HT)|(% style="text-align:center; width:113px" %) 169 +| 22|[[Serial **N**umber>>||anchor="H24.QuerySerialNumber28QN29"]]| | QN| | | | |none (integer)|(% style="width:510px" %) Returns the unique serial number for that servo|(% style="text-align:center; width:113px" %) 170 +| 23|[[**F**irmware version>>||anchor="H25.QueryFirmware28QF29"]]| | QF| | | | |none (integer)|(% style="width:510px" %) |(% style="text-align:center; width:113px" %) 171 +| 24|[[**Q**uery (gen. status)>>||anchor="H26.QueryStatus28Q29"]]| | Q| | | | ✓|none (integer from 1 to 8)|(% style="width:510px" %) See command description for details|(% style="text-align:center; width:113px" %) 172 +| 25|[[**V**oltage>>||anchor="H27.QueryVoltage28QV29"]]| | QV| | | | ✓|millivolts (ex 5936 = 5936mV = 5.936V)|(% style="width:510px" %) |(% style="text-align:center; width:113px" %) 173 +| 26|[[**T**emperature>>||anchor="H28.QueryTemperature28QT29"]]| | QT| | | | ✓|tenths of degrees Celsius|(% style="width:510px" %)Max temp before error: 85°C (servo goes limp)|(% style="text-align:center; width:113px" %) 174 +| 27|[[**C**urrent>>||anchor="H29.QueryCurrent28QC29"]]| | QC| | | | ✓|milliamps (ex 200 = 0.2A)|(% style="width:510px" %) |(% style="text-align:center; width:113px" %) 175 +| 28|[[**RC** Mode>>||anchor="H30.RCMode28CRC29"]] - Position| | |CRC1|✓| | ✓|none|(% style="width:510px" %)((( 176 +Change to RC position mode. To revert to smart mode, use the button menu. 178 178 )))|(% style="text-align:center; width:113px" %)Serial 179 -| 28|[[**RESET**>>||anchor="H28.RESET"]]| | | | | | ✓|none|(% style="width:510px" %)Soft reset. See command for details.|(% style="text-align:center; width:113px" %) 180 -| 29|[[**DEFAULT**>>||anchor="H29.DEFAULTA026CONFIRM"]]| | | | | |✓|none|(% style="width:510px" %)Revert to firmware default values. See command for details|(% style="text-align:center; width:113px" %) 181 -| 30|[[**UPDATE**>>||anchor="H30.UPDATEA026CONFIRM"]]| | | | | |✓|none|(% style="width:510px" %)Update firmware. See command for details.|(% style="text-align:center; width:113px" %) 178 +| 29|[[**RC** Mode>>||anchor="H30.RCMode28CRC29"]] - Wheel| | |CRC2|✓| | ✓| |(% style="width:510px" %)Change to RC wheel mode. To revert to smart mode, use the button menu.|(% style="text-align:center; width:113px" %)Serial 179 +| 30|[[**RESET**>>||anchor="H31.RESET"]]| | | | | | ✓|none|(% style="width:510px" %)Soft reset. See command for details.|(% style="text-align:center; width:113px" %) 180 +| 31|[[**DEFAULT**>>||anchor="H32.DEFAULTA026CONFIRM"]]| | | | | |✓|none|(% style="width:510px" %)Revert to firmware default values. See command for details|(% style="text-align:center; width:113px" %) 181 +| 32|[[**UPDATE**>>||anchor="H33.UPDATEA026CONFIRM"]]| | | | | |✓|none|(% style="width:510px" %)Update firmware. See command for details.|(% style="text-align:center; width:113px" %) 182 182 183 183 == Advanced == 184 184 185 185 |= #|=Description|= Action|= Query|= Config|=Session|= RC|= Serial|= Units|=(% style="width: 510px;" %) Notes|=(% style="width: 113px;" %)Default Value 186 -| A1|[[**A**ngular **S**tiffness>>||anchor="H A1.AngularStiffness28AS29"]]| AS|QAS|CAS|✓| ✓| ✓|none (integer -4 to +4)|(% style="width:510px" %)Suggested values are between 0 to +4|(% style="text-align:center; width:113px" %)0187 -| A2|[[**A**ngular **H**olding Stiffness>>||anchor="H A2.AngularHoldingStiffness28AH29"]]|AH|QAH|CAH|✓| | ✓|none (integer -10 to +10)|(% style="width:510px" %) |(% style="text-align:center; width:113px" %)1188 -| A3|[[**A**ngular **A**cceleration>>||anchor="H A3:AngularAcceleration28AA29"]]|AA|QAA|CAA|✓| | ✓|degrees per second squared|(% style="width:510px" %)Increments of 10 degrees per second squared|(% style="text-align:center; width:113px" %)189 -| A4|[[**A**ngular **D**eceleration>>||anchor="H A4:AngularDeceleration28AD29"]]|AD|QAD|CAD|✓| | ✓|degrees per second squared|(% style="width:510px" %)Increments of 10 degrees per second squared|(% style="text-align:center; width:113px" %)190 -| A5|[[**E**nable **M**otion Control>>||anchor="H A5:MotionControl28EM29"]]|EM|QEM| | | | ✓|none|(% style="width:510px" %)EM0 to disable motion control, EM1 to enable|(% style="text-align:center; width:113px" %)191 -| A6|[[**C**onfigure **L**ED **B**linking>>||anchor="H A6.ConfigureLEDBlinking28CLB29"]]| | | CLB| | ✓| |none (integer from 0 to 63)|(% style="width:510px" %)(((186 +| A1|[[**A**ngular **S**tiffness>>||anchor="H14.AngularStiffness28AS29"]]| AS|QAS|CAS|✓| ✓| ✓|none (integer -4 to +4)|(% style="width:510px" %)Suggested values are between 0 to +4|(% style="text-align:center; width:113px" %)0 187 +| A2|[[**A**ngular **H**olding Stiffness>>||anchor="H15.AngularHoldStiffness28AH29"]]|AH|QAH|CAH|✓| | ✓|none (integer -10 to +10)|(% style="width:510px" %) |(% style="text-align:center; width:113px" %)1 188 +| A3|[[**A**ngular **A**cceleration>>||anchor="H15b:AngularAcceleration28AA29"]]|AA|QAA|CAA|✓| | ✓|degrees per second squared|(% style="width:510px" %)Increments of 10 degrees per second squared|(% style="text-align:center; width:113px" %) 189 +| A4|[[**A**ngular **D**eceleration>>||anchor="H15c:AngularDeceleration28AD29"]]|AD|QAD|CAD|✓| | ✓|degrees per second squared|(% style="width:510px" %)Increments of 10 degrees per second squared|(% style="text-align:center; width:113px" %) 190 +| A5|[[**E**nable **M**otion Control>>||anchor="H15d:MotionControl28MC29"]]|EM|QEM| | | | ✓|none|(% style="width:510px" %)EM0 to disable motion control, EM1 to enable|(% style="text-align:center; width:113px" %) 191 +| A6|[[**C**onfigure **L**ED **B**linking>>||anchor="H16b.ConfigureLEDBlinking28CLB29"]]| | | CLB| | ✓| |none (integer from 0 to 63)|(% style="width:510px" %)((( 192 192 0=No blinking, 63=Always blink; 193 193 194 194 Blink while: 1=Limp; 2=Holding 4=Accel; 8=Decel; 16=Free 32=Travel; ... ... @@ -208,7 +208,7 @@ 208 208 209 209 This action overrides whatever the servo might be doing at the time the command is received (accelerating, moving continuously etc.) and causes it to stop immediately and hold that angular position. 210 210 211 -====== __3. Timed move (**T**) modifier__ ======211 +====== __3. Timed move (**T**)__ ====== 212 212 213 213 Example: #5P1500T2500<cr> 214 214 ... ... @@ -216,7 +216,7 @@ 216 216 217 217 Note: If the calculated speed at which a servo must rotate for a timed move is greater than its maximum speed (which depends on voltage and load), then it will move at its maximum speed, and the time of the move may be longer than requested. 218 218 219 -====== __4. Speed (**S**) modifier__ ======219 +====== __4. Speed (**S**)__ ====== 220 220 221 221 Example: #5P1500S750<cr> 222 222 ... ... @@ -303,13 +303,6 @@ 303 303 304 304 This means the servo is located at 13.2 degrees. 305 305 306 -(% class="wikigeneratedid" id="H22.QueryTargetPositioninDegrees28QDT29" %) 307 -Query Target Position in Degrees (**QDT**) 308 - 309 -Ex: #5QDT<cr> might return *5QDT6783<cr> 310 - 311 -The query target position command returns the target angle during and after an action which results in a rotation of the servo horn. In the example above, the servo is rotating to a virtual position of 678.3 degrees. Should the servo not have a target position or be in wheel mode, it will respond without a number (Ex: *5QDT<cr>). 312 - 313 313 ====== __10. Wheel Mode in Degrees (**WD**)__ ====== 314 314 315 315 Ex: #5WD900<cr> ... ... @@ -384,8 +384,10 @@ 384 384 385 385 Using the CSR command sets the servo's maximum speed which is saved in EEPROM. In the example above, the servo's maximum speed will be set to 45rpm. When the servo is powered on (or after a reset), the CSR value is used. Note that CSD and CSR are effectively the same, but allow the user to specify the speed in either unit. The last command (either CSR or CSD) received is what the servo uses for that session. 386 386 387 -====== __14.LEDColor (**LED**)__======380 +====== ====== 388 388 382 +====== __16. RGB LED (**LED**)__ ====== 383 + 389 389 Ex: #5LED3<cr> 390 390 391 391 This action sets the servo's RGB LED color for that session.The LED can be used for aesthetics, or (based on user code) to provide visual status updates. Using timing can create patterns. ... ... @@ -400,66 +400,65 @@ 400 400 401 401 Configure LED Color (**CLED**) 402 402 403 -Configuring the LED color via the CLED command sets the startup color of the servo after a reset or power cycle. Note that it also changes the session's LED color immediately as well. 398 +Configuring the LED color via the CLED command sets the startup color of the servo after a reset or power cycle. Note that it also changes the session's LED color immediately as well. 404 404 405 -====== __1 5.GyreRotation Direction(**G**)__ ======400 +====== __17. Identification Number__ ====== 406 406 407 - "Gyre"is definedasacircularcourse ormotion. The effect ofchangingthegyre directionisas ifyou were to usea mirrorimageofacircle.CW=1;CCW= -1. Thefactorydefaultis clockwise (CW).402 +A servo's identification number cannot be set "on the fly" and must be configured via the CID command described below. The factory default ID number for all servos is 0. Since smart servos are intended to be daisy chained, in order to respond differently from one another, the user must set different identification numbers. Servos with the same ID and baud rate will all receive and react to the same commands. 408 408 409 -Ex: #5G-1<cr> 410 - 411 -This command will cause servo #5's positions to be inverted, effectively causing the servo to rotate in the opposite direction given the same command. For example in a 2WD robot, servos are often physically installed back to back, therefore setting one of the servos to a negative gyration, the same wheel command (ex WR30) to both servos will cause the robot to move forward or backward rather than rotate. 412 - 413 -Query Gyre Direction (**QG**) 414 - 415 -Ex: #5QG<cr> might return *5QG-1<cr> 416 - 417 -The value returned above means the servo is in a counter-clockwise gyration. 418 - 419 -Configure Gyre (**CG**) 420 - 421 -Ex: #5CG-1<cr> 422 - 423 -This changes the gyre direction as described above and also writes to EEPROM. 424 - 425 -====== __16. Identification Number (**ID**)__ ====== 426 - 427 -A servo's identification number cannot be set "on the fly" and must be configured via the CID command described below. The factory default ID number for all servos is 0. Since smart servos are intended to be daisy chained, in order to respond differently from one another, the user must set different identification numbers. Servos with the same ID and baud rate will all receive and react to the same commands (assuming same baud rate). 428 - 429 429 Query Identification (**QID**) 430 430 431 431 EX: #254QID<cr> might return *QID5<cr> 432 432 433 -When using the query ID command, it is best to only have one servo connected and thus receive only one reply .This isuseful when you are not sure of the servo's ID, but don't want to changeit. Using the broadcast command (ID 254)with only one servo will have that servo reply with its ID number (assuming the query is sent. Alternatively, pushing the button upon startup and temporarily setting the servo ID to 255 will still result in the servo responding with its "real" ID.408 +When using the query ID command, it is best to only have one servo connected and thus receive only one reply using the broadcast command (ID 254). Alternatively, pushing the button upon startup and temporarily setting the servo ID to 255 will still result in the servo responding with its "real" ID. 434 434 435 435 Configure ID (**CID**) 436 436 437 437 Ex: #4CID5<cr> 438 438 439 -Setting a servo's ID in EEPROM is done via the CID command. All servos connected to the same serial bus will be assigned that ID. In most situations each servo must be set a unique ID, which means each servo must be connected individually to the serial bus and receive a unique CID number. It is best to do this before the servos are added to an assembly. Numbered stickers are provided to distinguish each servo after their ID is set, though you are free to use whatever alternative method you like. The servo must be RESET or power cycled in order for the new ID to take effect.414 +Setting a servo's ID in EEPROM is done via the CID command. All servos connected to the same serial bus will be assigned that ID. In most situations each servo must be set a unique ID, which means each servo must be connected individually to the serial bus and receive a unique CID number. It is best to do this before the servos are added to an assembly. Numbered stickers are provided to distinguish each servo after their ID is set, though you are free to use whatever alternative method you like. 440 440 441 -====== __1 7. Baud Rate__ ======416 +====== __18. Baud Rate__ ====== 442 442 443 -A servo's baud rate cannot be set "on the fly" and must be configured via the CB command described below. The factory default baud rate for all servos is 9600. Since smart servos are intended to be daisy chained, in order to respond to the same serial bus, all servos in a project should ideally be set to the same baud rate. Setting different baud rates will have the servos respond differently and may create issues. Available baud rates are: 9600 bps, 19200 bps, 38400 bps, 57600 bps, 115.2 kbps, 230.4 kbps, 250.0 kbps, 460.8 kbps, 500.0 kbps. Servos are shipped with a baud rate set to 9600. The baud rates are currently restricted to those above. 418 +A servo's baud rate cannot be set "on the fly" and must be configured via the CB command described below. The factory default baud rate for all servos is 9600. Since smart servos are intended to be daisy chained, in order to respond to the same serial bus, all servos in that project should ideally be set to the same baud rate. Setting different baud rates will have the servos respond differently and may create issues. Available baud rates are: 9.6 kbps, 19.2 kbps, 38.4 kbps, 57.6 kbps, 115.2 kbps, 230.4 kbps, 250.0 kbps, 460.8 kbps, 500.0 kbps, 750.0 kbps*, 921.6 kbps*. Servos are shipped with a baud rate set to 9600. The baud rates are currently restricted to those above. 419 +\*: Current tests reveal baud rates above 500 kbps are unstable and can cause timeouts. Please keep this in mind if using those / testing them out. 444 444 445 445 Query Baud Rate (**QB**) 446 446 447 447 Ex: #5QB<cr> might return *5QB9600<cr> 448 448 449 - Since the command to querymust be done at the servo's existingbaudrate, it cansimplybe usedto confirm the CB configuration commandwas correctly receivedbefore the servo is power cycledand the new baud rate takes effect.425 +Querying the baud rate is used simply to confirm the CB configuration command before the servo is power cycled. 450 450 451 451 Configure Baud Rate (**CB**) 452 452 453 -Important Note: the servo's current session retains the given baud rate and the new baud rate will only takeeffectwhen the servo is power cycled/ RESET.429 +Important Note: the servo's current session retains the given baud rate and the new baud rate will only be in place when the servo is power cycled. 454 454 455 455 Ex: #5CB9600<cr> 456 456 457 457 Sending this command will change the baud rate associated with servo ID 5 to 9600 bits per second. 458 458 459 -====== __1 8.FirstPosition(Pulse) (**FP**)__ ======435 +====== __19. Gyre Rotation Direction__ ====== 460 460 461 - In certain cases,a usermight want to havetheservomove toaspecificangleupon power up; werefertothis as "firstposition" (a.k.a."initial position").The factorydefaulthasno first positionvaluestoredinEEPROMandthereforeuponpowerup,theservoremainslimp until a position (orhold command) is assigned.FPandFD are differentinthatFPisusedforRC modeonly,whereas FDisused forsmart modeonly.437 +"Gyre" is defined as a circular course or motion. The effect of changing the gyre direction is as if you were to use a mirror image of a circle. CW = 1; CCW = -1. The factory default is clockwise (CW). 462 462 439 +{images showing before and after with AR and Origin offset} 440 + 441 +Query Gyre Direction (**QG**) 442 + 443 +Ex: #5QG<cr> might return *5QG-1<cr> 444 + 445 +The value returned above means the servo is in a counter-clockwise gyration. 446 + 447 +Configure Gyre (**CG**) 448 + 449 +Ex: #5CG-1<cr> 450 + 451 +This changes the gyre direction as described above and also writes to EEPROM. 452 + 453 +====== __20. First / Initial Position (pulse)__ ====== 454 + 455 +In certain cases, a user might want to have the servo move to a specific angle upon power up. We refer to this as "first position". The factory default has no first position value stored in EEPROM and therefore upon power up, the servo remains limp until a position (or hold command) is assigned. FP and FD are different in that FP is used for RC mode only, whereas FD is used for smart mode only. 456 + 463 463 Query First Position in Pulses (**QFP**) 464 464 465 465 Ex: #5QFP<cr> might return *5QFP1550<cr> ... ... @@ -470,11 +470,11 @@ 470 470 471 471 Ex: #5CP1550<cr> 472 472 473 -This configuration command means the servo, when set to RC mode, will immediately move to an angle equivalent to having received an RC pulse of 1550 microseconds upon power up. Sending a CFP command without a number (Ex. #5CFP<cr>) results in the servo remaining limp upon power up (i.e. disabled).467 +This configuration command means the servo, when set to RC mode, will immediately move to an angle equivalent to having received an RC pulse of 1550 microseconds upon power up. Sending a CFP command without a number results in the servo remaining limp upon power up (i.e. disabled). 474 474 475 -====== __1 9. First(**FD**)__ ======469 +====== __21. First / Initial Position (Degrees)__ ====== 476 476 477 -In certain cases, a user might want to have the servo move to a specific angle upon power up ; we refer to this as "first position"(a.k.a."initial position").The factory default has no first position value stored in EEPROM and therefore upon power up, the servo remains limp until a position (or hold command) is assigned. FP and FD are different in that FP is used for RC mode only, whereas FD is used for smart mode only.471 +In certain cases, a user might want to have the servo move to a specific angle upon power up. We refer to this as "first position". The factory default has no first position value stored in EEPROM and therefore upon power up, the servo remains limp until a position (or hold command) is assigned. FP and FD are different in that FP is used for RC mode only, whereas FD is used for smart mode only. 478 478 479 479 Query First Position in Degrees (**QFD**) 480 480 ... ... @@ -486,34 +486,44 @@ 486 486 487 487 Ex: #5CD64<cr> 488 488 489 -This configuration command means the servo, when set to smart mode, will immediately move to 6.4 degrees upon power up. Sending a CFD command without a number (Ex. #5CFD<cr>) results in the servo remaining limp upon power up.483 +This configuration command means the servo, when set to smart mode, will immediately move to 6.4 degrees upon power up. Sending a CFD command without a number results in the servo remaining limp upon power up. 490 490 491 -====== __2 0. QueryModelString (**QMS**)__ ======485 +====== __22. Query Target Position in Degrees (**QDT**)__ ====== 492 492 487 +Ex: #5QDT<cr> might return *5QDT6783<cr> 488 + 489 +The query target position command returns the target angle during and after an action which results in a rotation of the servo horn. In the example above, the servo is rotating to a virtual position of 678.3 degrees. Should the servo not have a target position or be in wheel mode, it will respond without a number (Ex: *5QDT<cr>). 490 + 491 +====== __23. Query Model String (**QMS**)__ ====== 492 + 493 493 Ex: #5QMS<cr> might return *5QMSLSS-HS1cr> 494 494 495 -This reply means the servo model 495 +This reply means the servo model is LSS-HS1, meaning a high speed servo, first revision. 496 496 497 -====== __2 1. QuerySerialNumber(**QN**)__ ======497 +====== __23b. Query Model (**QM**)__ ====== 498 498 499 -Ex: #5Q N<cr> might return *5QN12345678<cr>499 +Ex: #5QM<cr> might return *5QM68702699520cr> 500 500 501 -Th e numberintheresponse (12345678) wouldbe'sserialnumber which issetand shouldnot bechangedbytheuser.501 +This reply means the servo model is 0xFFF000000 or 100, meaning a high speed servo, first revision. 502 502 503 -====== __2 2. QueryFirmware (**QF**)__ ======503 +====== __24. Query Serial Number (**QN**)__ ====== 504 504 505 -Ex: #5Q F<cr> might return *5QF411<cr>505 +Ex: #5QN<cr> might return *5QN~_~_<cr> 506 506 507 -The number ly represents thefirmwaresion,inthis examplebeing411.507 +The number in the response is the servo's serial number which is set and cannot be changed. 508 508 509 -====== __2 3. QueryStatus(**Q**)__ ======509 +====== __25. Query Firmware (**QF**)__ ====== 510 510 511 - Thestatus query describedwhat the servois currently doing. Thequery returnsan integer which must be looked up in the table below.511 +Ex: #5QF<cr> might return *5QF11<cr> 512 512 513 +The integer in the reply represents the firmware version with one decimal, in this example being 1.1 514 + 515 +====== __26. Query Status (**Q**)__ ====== 516 + 513 513 Ex: #5Q<cr> might return *5Q6<cr>, which indicates the motor is holding a position. 514 514 515 515 |*Value returned|**Status**|**Detailed description** 516 -|ex: *5Q0<cr>|Unknown|LSS is unsure / unknown state520 +|ex: *5Q0<cr>|Unknown|LSS is unsure 517 517 |ex: *5Q1<cr>|Limp|Motor driving circuit is not powered and horn can be moved freely 518 518 |ex: *5Q2<cr>|Free moving|Motor driving circuit is not powered and horn can be moved freely 519 519 |ex: *5Q3<cr>|Accelerating|Increasing speed from rest (or previous speeD) towards travel speed ... ... @@ -525,56 +525,55 @@ 525 525 |ex: *5Q9<cr>|Stuck|Motor cannot perform request movement at current speed setting 526 526 |ex: *5Q10<cr>|Blocked|Similar to stuck, but the motor is at maximum duty and still cannot move (i.e.: stalled) 527 527 528 -====== __2 4. Query Voltage (**QV**)__ ======532 +====== __27. Query Voltage (**QV**)__ ====== 529 529 530 530 Ex: #5QV<cr> might return *5QV11200<cr> 531 531 532 532 The number returned has one decimal, so in the case above, servo with ID 5 has an input voltage of 11.2V (perhaps a three cell LiPo battery). 533 533 534 -====== __2 5. Query Temperature (**QT**)__ ======538 +====== __28. Query Temperature (**QT**)__ ====== 535 535 536 536 Ex: #5QT<cr> might return *5QT564<cr> 537 537 538 538 The units are in tenths of degrees Celcius, so in the example above, the servo's internal temperature is 56.4 degrees C. To convert from degrees Celcius to degrees Farenheit, multiply by 1.8 and add 32. Therefore 56.4C = 133.52F. 539 539 540 -====== __2 6. Query Current (**QC**)__ ======544 +====== __29. Query Current (**QC**)__ ====== 541 541 542 542 Ex: #5QC<cr> might return *5QC140<cr> 543 543 544 544 The units are in milliamps, so in the example above, the servo is consuming 140mA, or 0.14A. 545 545 546 -====== __ 27.ConfigureRC Mode (**CRC**)__ ======550 +====== __30. RC Mode (**CRC**)__ ====== 547 547 548 548 This command puts the servo into RC mode (position or continuous), where it will only respond to RC pulses. Note that because this is the case, the servo will no longer accept serial commands. The servo can be placed back into smart mode by using the button menu. 549 549 550 550 |**Command sent**|**Note** 555 +|ex: #5CRC<cr>|Stay in smart mode. 551 551 |ex: #5CRC1<cr>|Change to RC position mode. 552 552 |ex: #5CRC2<cr>|Change to RC continuous (wheel) mode. 553 -|ex: #5CRC*<cr>|Where * is any number or value other than 1 or 2 (or no value): stay in smart mode.558 +|ex: #5CRC*<cr>|Where * is any number or value. Stay in smart mode. 554 554 555 -EX: #5CRC 2<cr>560 +EX: #5CRC<cr> 556 556 557 - Thiscommand would place the servo in RC wheel mode after a RESET or power cycle.Note that after aRESETor power cycle, the servo will be in RC mode and will not reply to serial commands.562 +====== __31. RESET__ ====== 558 558 559 -====== __28. **RESET**__ ====== 560 - 561 561 Ex: #5RESET<cr> or #5RS<cr> 562 562 563 563 This command does a "soft reset" (no power cycle required) and reverts all commands to those stored in EEPROM (i.e. configuration commands). 564 564 565 -====== __2 9.**DEFAULT**& CONFIRM__ ======568 +====== __32. DEFAULT & CONFIRM__ ====== 566 566 567 567 Ex: #5DEFAULT<cr> 568 568 569 -This command sets in motion the reset ofall values to the default values included with the version of the firmware installed on that servo. The servo then waits for the CONFIRM command. Any other command received will cause the servo to exit the DEFAULT function.572 +This command sets in motion the reset all values to the default values included with the version of the firmware installed on that servo. The servo then waits for the CONFIRM command. Any other command received will cause the servo to exit the DEFAULT function. 570 570 571 571 EX: #5DEFAULT<cr> followed by #5CONFIRM<cr> 572 572 573 -Since it it not common to have to restore all configurations, a confirmation command is needed after a firmware command is sent. Should any command other than CONFIRM be received by the servo after the firmware command has been received, it will e xitthecommand.576 +Since it it not common to have to restore all configurations, a confirmation command is needed after a firmware command is sent. Should any command other than CONFIRM be received by the servo after the firmware command has been received, it will leave the firmware action. 574 574 575 575 Note that after the CONFIRM command is sent, the servo will automatically perform a RESET. 576 576 577 -====== __3 0.**UPDATE**& CONFIRM__ ======580 +====== __33. UPDATE & CONFIRM__ ====== 578 578 579 579 Ex: #5UPDATE<cr> 580 580 ... ... @@ -586,11 +586,9 @@ 586 586 587 587 Note that after the CONFIRM command is sent, the servo will automatically perform a RESET. 588 588 589 -= Advanced = 590 - 591 591 ====== __A1. Angular Stiffness (**AS**)__ ====== 592 592 593 -The servo's rigidity / angular stiffness can be thought of as (though not identical to) a damped spring in which the value affects the stiffness and embodies how much, and how quickly the servo tried keep the requested position against changes. Thereare no units.594 +The servo's rigidity / angular stiffness can be thought of as (though not identical to) a damped spring in which the value affects the stiffness and embodies how much, and how quickly the servo tried keep the requested position against changes. 594 594 595 595 A positive value of "angular stiffness": 596 596 ... ... @@ -602,7 +602,7 @@ 602 602 * Causes a slower acceleration to the travel speed, and a slower deceleration 603 603 * Allows the target position to deviate more from its position before additional torque is applied to bring it back 604 604 605 -The default value forstiffnessdependingonthefirmwaremay be0or1.and the effect becomes extreme below -4 and above +4.Maximum values are -10 to +10.606 +The default value is zero and the effect becomes extreme by -4, +4. There are no units, only integers between -4 to 4. Greater values produce increasingly erratic behavior. 606 606 607 607 Ex: #5AS-2<cr> 608 608 ... ... @@ -616,9 +616,9 @@ 616 616 617 617 Writes the desired angular stiffness value to memory. 618 618 619 -====== __A2. Angular Holding 620 +====== __A2. Angular Holding Stiffness (**AH**)__ ====== 620 620 621 -The angular holding stiffness determines the servo's ability to hold a desired position under load. The defaultvalue forstiffnessdependingonthe firmwaremaybe 0 or1. Greatervaluesproduceincreasinglyerratic behavior and theeffectbecomesextreme below -4andabove+4.Maximum valuesare-10to +10.622 +The angular holding stiffness determines the servo's ability to hold a desired position under load. Values can be from -10 to 10, with the default being 0. Note that negative values mean the final position can be easily deflected. 622 622 623 623 Ex: #5AH3<cr> 624 624 ... ... @@ -650,24 +650,14 @@ 650 650 651 651 ====== __A6. Configure LED Blinking (**CLB**)__ ====== 652 652 653 -This command allows you to control when the RGB LED will blink the user set color (see [[16. RGB LED>>||anchor="H16.RGBLED28LED29"]] for details). This is very useful when visually seeing what the servo is doing. You can turn on or off blinking for various LSS status. Here is the list and their associated value: 654 +This command allows you to control when the RGB LED will blink the user set color (see [[16. RGB LED>>||anchor="H16.RGBLED28LED29"]] for details). 655 +You can turn on or off blinking for various LSS status. Here is the list and their associated value: 0=No blinking, ; 63=Always blink; Blink while: 1=Limp; 2=Holding 4=Accel; 8=Decel; 16=Free 32=Travel; 654 654 655 -(% style="width:195px" %) 656 -|(% style="width:134px" %)**Blink While:**|(% style="width:58px" %)**#** 657 -|(% style="width:134px" %)No blinking|(% style="width:58px" %)0 658 -|(% style="width:134px" %)Limp|(% style="width:58px" %)1 659 -|(% style="width:134px" %)Holding|(% style="width:58px" %)2 660 -|(% style="width:134px" %)Accelerating|(% style="width:58px" %)4 661 -|(% style="width:134px" %)Decelerating|(% style="width:58px" %)8 662 -|(% style="width:134px" %)Free|(% style="width:58px" %)16 663 -|(% style="width:134px" %)Travelling|(% style="width:58px" %)32 664 -|(% style="width:134px" %)Always blink|(% style="width:58px" %)63 665 - 666 666 To set blinking, use CLB with the value of your choosing. To activate blinking in multiple status, simply add together the values of the corresponding status. See examples below: 667 667 668 668 Ex: #5CLB0<cr> to turn off all blinking (LED always solid) 669 -Ex: #5CLB1<cr> only blink when limp (1)670 -Ex: #5CLB2<cr> only blink when holding (2)671 -Ex: #5CLB12<cr> only blink when accel or decel (accel 4 + decel 8 = 12)672 -Ex: #5CLB48<cr> only blink when free or travel (free 16 + travel 32 = 48)673 -Ex: #5CLB63<cr> blink in all status (1 + 2 + 4 + 8 + 16 + 32)660 +Ex: #5CLB1<cr> only blink when limp 661 +Ex: #5CLB2<cr> only blink when holding 662 +Ex: #5CLB12<cr> only blink when accel or decel 663 +Ex: #5CLB48<cr> only blink when free or travel 664 +Ex: #5CLB63<cr> blink in all status