Last modified by Eric Nantel on 2024/11/21 09:43

From version < 63.1 >
edited by Coleman Benson
on 2018/10/19 09:50
To version < 53.1 >
edited by RB1
on 2018/09/12 08:55
< >
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
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1 -xwiki:XWiki.CBenson
1 +xwiki:XWiki.RB1
Content
... ... @@ -39,9 +39,13 @@
39 39  
40 40  Results in the servo rotating from the current angular position to a pulse position of 1456 in 1263 milliseconds.
41 41  
42 -Action modifiers can only be used with certain commands.
42 +Modified commands are command specific.
43 43  )))
44 44  
45 +(((
46 +
47 +)))
48 +
45 45  == Configuration Commands ==
46 46  
47 47  Configuration commands affect the servo's current session* but unlike action commands, configuration commands are written to EEPROM and are retained even if the servo loses power (therefore NOT session specific). Not all action commands have a corresponding configuration and vice versa. Certain configurations are retained for when the servo is used in RC model. More information can be found on the [[LSS - RC PWM page>>doc:LSS - Overview (DEV).LSS - RC PWM.WebHome]].
... ... @@ -101,30 +101,6 @@
101 101  #5QSR<cr> would return *5QSR4<cr> which represents the value for that session.
102 102  
103 103  #5QSR1<cr> would return *5QSR20<cr> which represents the value in EEPROM
104 -
105 -=== Virtual Angular Position ===
106 -
107 -{In progress}
108 -
109 -A "virtual position" is one which allows for multiple rotations of the output horn, moving the center position and more. The "absolute position" would be the angle of the output shaft with respect to 360.0 degrees.
110 -
111 -[[image:LSS-servo-positions.jpg]]
112 -
113 -Example: Gyre direction / rotation is positive (clockwise), and origin offset has not been modified. Each square represents 30 degrees.
114 -
115 -#1D-300<cr> The servo is sent a command to move to -30.0 degrees (green arrow)
116 -
117 -#1D2100<cr> This second position command is sent to the servo, which moves it to 210.0 degrees (orange arrow)
118 -
119 -#1D-4200<cr> This next command rotates the servo counterclockwise to a position of -420 degrees (red arrow), which means one full rotation of 360 degrees,  stopping at an absolute position of 60.0 degrees (420.0-360.0), with a virtual position of -420.0 degrees.
120 -
121 -Although the final physical position would be the same as if the servo were commanded to move to -60.0 degrees, the servo is in fact at -420.0 degrees.
122 -
123 -#1D4800<cr> This new command is sent which would then cause the servo to rotate from -420.0 degrees to 480.0 degrees (blue arrow), which would be a total of 900 degrees of clockwise rotation, or 2.5 complete rotations.
124 -
125 -#1D3300<cr> would cause the servo to rotate from 480.0 degrees to 330.0 degrees (yellow arrow).
126 -
127 -If / once the servo loses power or is power cycled, it also loses the virtual position associated with that session. For example, if the virtual position was 480.0 degrees before power is cycled, upon power up the servo's position will be read as +120.0 degrees from zero (assuming center position has not been modified).
128 128  )))
129 129  
130 130  = Command List =
... ... @@ -146,10 +146,7 @@
146 146  | 12|Max **S**peed in **D**egrees| SD| QSD| CSD| ✓| ✓| tenths of degrees per second (ex 248 = 24.8 degrees per second)|QSD: Add modifier "2" for instantaneous speed
147 147  | 13|Max **S**peed in **R**PM| SR| QSR| CSR| ✓| ✓| rpm|QSR: Add modifier "2" for instantaneous speed
148 148  | 14|**A**ngular **S**tiffness| AS| QAS| CAS| ✓| ✓|none|-4 to +4, but suggested values are between 0 to +4
149 -| 15|**A**ngular **H**olding Stiffness|AH|QAH|CAH| | ✓|none|-10 to +10, with default as 0.
150 -|15b|**A**ngular **A**cceleration|AA|QAA|CAA| | ✓|degrees per second squared|Increments of 10 degrees per second squared
151 -|15c|**A**ngular **D**eceleration|AD|QAD|CAD| | ✓|degrees per second squared|Increments of 10 degrees per second squared
152 -|15d|**M**otion **C**ontrol|MC|QMC| | | ✓|none|MC0 to disable motion control, MC1 to enable. Session specific
129 +| 15|//N/A (removed)//| | | | | | |
153 153  | 16|**LED** Color| LED| QLED| CLED| ✓| ✓| none (integer from 1 to 8)|0=OFF 1=RED 2=GREEN 3= BLUE 4=YELLOW 5=CYAN 6=MAGENTA, 7=WHITE
154 154  | 17|**ID** #| | QID| CID| | ✓| none (integer from 0 to 250)|Note: ID 254 is a "broadcast" which all servos respond to
155 155  | 18|**B**aud rate| B| QB| CB| | ✓| none (integer)|
... ... @@ -161,18 +161,16 @@
161 161  | 24|Serial **N**umber| | QN| | | | none (integer)|
162 162  | 25|**F**irmware version| | QF| | | | none (integer)|
163 163  | 26|**Q**uery (general status)| | Q| | | ✓| none (integer from 1 to 8)| See command description for details
164 -| 27|**V**oltage| | QV| | | ✓| millivolts (ex 5936 = 5936mV = 5.936V)|
165 -| 28|**T**emperature| | QT| | | ✓| tenths of degrees Celsius|Max temp before error: 85°C (servo goes limp)
166 -| 29|**C**urrent| | QC| | | ✓| milliamps (ex 200 = 0.2A)|
167 -| 30|**RC** Mode| | |CRC| |✓|none|(((
141 +| 27|**V**oltage| | QV| | | ✓| tenths of volt (ex 113 = 11.3V; 92 = 9.2V)|
142 +| 28|**T**emperature| | QT| | | ✓| degrees Celsius|Max temp before error: 85°C (servo goes limp)
143 +| 29|**C**urrent| | QC| | | ✓| tenths of Amps (ex 2 = 0.2A)|
144 +| 30|**RC** Mode| | |CRC| |✓| |(((
168 168  CRC: Add modifier "1" for RC-position mode.
169 169  CRC: Add modifier "2" for RC-wheel mode.
170 170  Any other value for the modifier results in staying in smart mode.
171 171  Puts the servo into RC mode. To revert to smart mode, use the button menu.
172 172  )))
173 -|31|**RESET**| | | | | ✓|none|Soft reset. See command for details.
174 -|32|**DEFAULT**| | | | |✓|none|Revert to firmware default values. See command for details
175 -|33|**UPDATE**| | | | |✓|none|Update firmware. See command for details.
150 +| | | | | | | | |
176 176  
177 177  = Details =
178 178  
... ... @@ -355,7 +355,7 @@
355 355  
356 356  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) is what the servo uses for that session.
357 357  
358 -__14. Angular Stiffness (**AS**)__
333 +__14. Angular Stiffness (AS)__
359 359  
360 360  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.
361 361  
... ... @@ -383,38 +383,10 @@
383 383  
384 384  Writes the desired angular stiffness value to memory.
385 385  
386 -__15. Angular Hold Stiffness (**AH**)__
361 +__15. N/A (removed)__
387 387  
388 -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.
363 +This command has been removed.
389 389  
390 -Ex: #5AH3<cr>
391 -
392 -This sets the holding stiffness for servo #5 to 3 for that session.
393 -
394 -Query Angular Hold Stiffness (**QAH**)
395 -
396 -Ex: #5QAH<cr> might return *5QAH3<cr>
397 -
398 -This returns the servo's angular holding stiffness value.
399 -
400 -Configure Angular Hold Stiffness (**CAH**)
401 -
402 -Ex: #5CAH2<cr>
403 -
404 -This writes the angular holding stiffness of servo #5 to 2 to EEPROM
405 -
406 -__15b: Angular Acceleration (**AA**)__
407 -
408 -{More details to come}
409 -
410 -__15c: Angular Deceleration (**AD**)__
411 -
412 -{More details to come}
413 -
414 -__15d: Motion Control (**MC**)__
415 -
416 -{More details to come}
417 -
418 418  __16. RGB LED (**LED**)__
419 419  
420 420  Ex: #5LED3<cr>
... ... @@ -559,7 +559,7 @@
559 559  
560 560  __27. Query Voltage (**QV**)__
561 561  
562 -Ex: #5QV<cr> might return *5QV11200<cr>
509 +Ex: #5QV<cr> might return *5QV112<cr>
563 563  
564 564  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).
565 565  
... ... @@ -587,13 +587,13 @@
587 587  
588 588  EX: #5CRC<cr>
589 589  
590 -__31. RESET__
537 +__**RESET**__
591 591  
592 592  Ex: #5RESET<cr> or #5RS<cr>
593 593  
594 594  This command does a "soft reset" (no power cycle required) and reverts all commands to those stored in EEPROM (i.e. configuration commands).
595 595  
596 -__32. DEFAULT & CONFIRM__
543 +**__DEFAULT __**__& **CONFIRM**__
597 597  
598 598  Ex: #5DEFAULT<cr>
599 599  
... ... @@ -605,7 +605,7 @@
605 605  
606 606  Note that after the CONFIRM command is sent, the servo will automatically perform a RESET.
607 607  
608 -__33. UPDATE & CONFIRM__
555 +**__UPDATE __**__& **CONFIRM**__
609 609  
610 610  Ex: #5UPDATE<cr>
611 611  
... ... @@ -617,4 +617,22 @@
617 617  
618 618  Note that after the CONFIRM command is sent, the servo will automatically perform a RESET.
619 619  
620 -=== ===
567 +=== Virtual Angular Position ===
568 +
569 +{In progress}
570 +
571 +A "virtual position" is one which allows for multiple rotations of the output horn, moving the center position and more. The "absolute position" would be the angle of the output shaft with respect to 360.0 degrees.
572 +
573 +[[image:LSS-servo-positions.jpg]]
574 +
575 +Example: Gyre direction / rotation is positive (clockwise), and origin offset has not been modified.
576 +
577 +#1D-300<cr> The servo is commander to move to -30.0 degrees (green arrow)
578 +
579 +#1D2100<cr> This second position command is sent to the servo, which moves it to 210.0 degrees (orange arrow)
580 +
581 +#1D-4200<cr> The servo rotates counterclockwise to a position of -420 degrees (red arrow), which means one full rotation of 360 degrees and (420.0-360.0) stopping at an absolute position of 60.0 degrees, but virtual position of -420.0.
582 +
583 +Although the final position would be the same as if the servo were commanded to move to -60.0 degrees, it is in fact at -420.0 degrees.
584 +
585 +#1D4800<cr> This new command is sent which would then cause the servo to rotate from -420.0 degrees to 480.0 degrees, which would be a total of 900 degrees of clockwise rotation, or 2.5 complete rotations.
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