Changes for page LSS Communication Protocol
Last modified by Eric Nantel on 2024/11/21 09:43
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... ... @@ -107,8 +107,8 @@ 107 107 | 11|**W**heel mode in **R**PM| WR| QWR| | | ✓| rpm| 108 108 | 12|**S**peed in **D**egrees| SD| QSD| CSD| ✓| ✓| tenths of degrees per second (ex 248 = 24.8 degrees per second)| 109 109 | 13|**S**peed in **R**PM| SR| QSR| CSR| ✓| ✓| rpm| 110 -| 14|** A**ngular **A**cceleration|AA| QAA| CAA| ✓| ✓|tenthsof degrees per second squared|111 -| 15| **A**ngular**D**eceleration|AD|QAD|CAD|✓|✓|tenths of degrees per second squared|110 +| 14|**R**igidity| R| QR| CR| ✓| ✓|none| 111 +| 15|//N/A (removed)//| | | | | | | 112 112 | 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= 7=MAGENTA, 8=WHITE 113 113 | 17|**ID** #| ID| QID| CID| | ✓| none (integer from 0 to 250)|Note: ID 254 is a "broadcast" which all servos respond to. 114 114 | 18|**B**aud rate| B| QB| CB| | ✓| none (integer)| ... ... @@ -291,46 +291,38 @@ 291 291 292 292 Using the CSD 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 CSD 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. 293 293 294 -__14. Angular Acceleration(**AA**)__294 +__14. Rigidity (R)__ 295 295 296 - {More information comingsoon}296 +The servo's rigidity can be thought of as (though not identical to) a damped spring in which the rigidity value affects the stiffness and embodies how much, and how quickly the servo tried keep the requested position against changes. 297 297 298 - Ex:298 +A positive value of "rigidity": 299 299 300 -{Description coming soon} 300 +* The more torque will be applied to try to keep the desired position against external input / changes 301 +* The faster the motor will reach its intended travel speed and the motor will decelerate faster and nearer to its target position 301 301 302 - QueryAngular Acceleration(**QAA**)303 +A negative value on the other hand: 303 303 304 -Ex: 305 +* Causes a slower acceleration to the travel speed, and a slower deceleration 306 +* Allows the target position to deviate more from its position before additional torque is applied to bring it back 305 305 306 - {Description coming soon}308 +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. 307 307 308 - ConfigureAngular Acceleration (**CAA**)310 +Ex: #5R-2<cr> 309 309 310 - Ex:312 +This reduces the rigidity to -2 for that session, allowing the servo to deviate more around the desired position. This can be beneficial in many situations such as impacts (legged robots) where more of a "spring" effect is desired. Upon reset, the servo will use the value stored in memory, based on the last configuration command. 311 311 312 - {Descriptioncoming soon}314 +Ex: #5QR<cr> 313 313 314 - __15. AngularDeceleration(**AD**)__316 +Queries the value being used. 315 315 316 - {Moreinformationcoming soon}318 +Ex: #5CR<cr> 317 317 318 - Ex:320 +Writes the desired rigidity value to memory. 319 319 320 - {Descriptioncomingsoon}322 +__15. N/A (removed)__ 321 321 322 - QueryAngularAcceleration(**QAD**)324 +This command has been removed. 323 323 324 -Ex: 325 - 326 -{Description coming soon} 327 - 328 -Configure Angular Acceleration (**CAD**) 329 - 330 -Ex: 331 - 332 -{Description coming soon} 333 - 334 334 __16. RGB LED (**LED**)__ 335 335 336 336 Ex: #5LED3<cr>