Changes for page LSS Communication Protocol
Last modified by Eric Nantel on 2025/06/06 07:47
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... ... @@ -135,8 +135,8 @@ 135 135 |= #|=Description|=Mod|= Action|= Query|= Config|=Session|= RC|= Serial|= Units|=(% style="width: 510px;" %) Notes|=(% style="width: 113px;" %)Default Value 136 136 | 1|[[**L**imp>>||anchor="H1.Limp28L29"]]| | L| | | | | ✓|none|(% style="width:510px" %) |(% style="text-align:center; width:113px" %) 137 137 | 2|[[**H**alt & **H**old>>||anchor="H2.Halt26Hold28H29"]]| | H| | | | | ✓|none|(% style="width:510px" %) |(% style="text-align:center; width:113px" %) 138 -| 3|[[**T**imed move>>||anchor="H3.Timedmove28T29modifier"]]|T| | | | | | ✓|milliseconds|(% style="width:510px" %) 139 -| 4|[[**S**peed>>||anchor="H4.Speed28S29modifier"]]|S| |QS| | | | ✓|microseconds per second|(% style="width:510px" %) Modifier only {P}|(% style="text-align:center; width:113px" %)138 +| 3|[[**T**imed move>>||anchor="H3.Timedmove28T29modifier"]]|T| | | | | | ✓|milliseconds|(% style="width:510px" %)Modifier only for {P, D, MD}. Time is estimated and can change based on load|(% style="text-align:center; width:113px" %) 139 +| 4|[[**S**peed>>||anchor="H4.Speed28S29modifier"]]|S/SD| |QS| | | | ✓|microseconds per second / degrees per second|(% style="width:510px" %)S modifier only for {P}. SD modifier only for {D, MD}.|(% style="text-align:center; width:113px" %) 140 140 | 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" %) 141 141 | 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" %)((( 142 142 0 ... ... @@ -160,7 +160,7 @@ 160 160 161 161 SR overwrites SD / CSR overwrites CSD and vice-versa. 162 162 )))|(% style="text-align:center; width:113px" %)Max per servo 163 -| 14|[[**LED** Color>>||anchor="H14.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" %)0 (OFF)163 +| 14|[[**LED** Color>>||anchor="H14.LEDColor28LED29"]]| | LED| QLED| CLED|✓| ✓| ✓|none (integer from 0 to 7)|(% 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" %)0 (OFF) 164 164 | 15|[[**G**yre direction (**G**)>>||anchor="H15.GyreRotationDirection28G29"]]| | G| QG| CG|✓| ✓| ✓|none |(% style="width:510px" %)Gyre / rotation direction: 1= CW (clockwise) -1 = CCW (counter-clockwise)|(% style="text-align:center; width:113px" %)1 165 165 | 16|[[**ID** #>>||anchor="H16.IdentificationNumber28ID29"]]| | | 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" %)0 166 166 | 17|[[**B**aud rate>>||anchor="H17.BaudRate"]]| | | QB| CB| | | ✓|none (integer)|(% style="width:510px" %) |(% style="text-align:center; width:113px" %)115200 ... ... @@ -220,12 +220,15 @@ 220 220 221 221 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. 222 222 223 -====== __4. Speed (**S**) modifier__ ====== 223 +====== __4. Speed (**S**, **SD**) modifier__ ====== 224 224 225 225 Example: #5P1500S750<cr> 226 +Example: #5D0SD180<cr> 226 226 227 - This commands a modifier only for a position (P) action and determines the speed of the move in microseconds per second. A speed of 750 microseconds would cause the servo to rotate from its current position to the desired position at a speed of 750 microseconds per second. This command is in place to ensure backwards compatibility with the SSC-32 / 32U protocol.228 +Modifier (S) is only for a position (P) action and determines the speed of the move in microseconds per second. A speed of 750 microseconds would cause the servo to rotate from its current position to the desired position at a speed of 750 microseconds per second. This command is in place to ensure backwards compatibility with the SSC-32 / 32U protocol. 228 228 230 +Modifer (S) is only for a position (D) or relative position (MD) action and determines the speed of the move in degrees per second. A speed modifier (SD) of 180 would cause the servo to rotate from its current position to the desired absolute or relative position at a speed of 180 degrees per second. 231 + 229 229 Query Speed (**QS**) 230 230 231 231 Example: #5QS<cr> might return *5QS300<cr> ... ... @@ -450,11 +450,11 @@ 450 450 451 451 ====== __17. Baud Rate__ ====== 452 452 453 -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 115200. 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.456 +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 115200. 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 115200. The baud rates are currently restricted to those above. 454 454 455 455 Query Baud Rate (**QB**) 456 456 457 -Ex: #5QB<cr> might return *5QB 9600<cr>460 +Ex: #5QB<cr> might return *5QB115200<cr> 458 458 459 459 Since the command to query the baud rate must be done at the servo's existing baud rate, it can simply be used to confirm the CB configuration command was correctly received before the servo is power cycled and the new baud rate takes effect. 460 460 ... ... @@ -488,7 +488,7 @@ 488 488 489 489 ====== __20. Query Model String (**QMS**)__ ====== 490 490 491 -Ex: #5QMS<cr> might return *5QMSLSS-HS1cr> 494 +Ex: #5QMS<cr> might return *5QMSLSS-HS1<cr> 492 492 493 493 This reply means the servo model is LSS-HS1, meaning a high speed servo, first revision. 494 494