sornpraram xu / RMD

RMD-X Motor Library - Last Update V0.5 - On going...... Current available Function - read velocity - read all data - send velocity - send position

RMD.cpp@9:defd39d3fdf1, 2020-11-04 (annotated)

Committer:
sornpraram
Date:
Wed Nov 04 10:12:28 2020 +0000
Revision:
9:defd39d3fdf1
Parent:
8:82b39d6566c2
Child:
10:5221a88e2240
125

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sornpraram 0:433e4ec5de88 1 #include "RMD.h"
sornpraram 0:433e4ec5de88 2 #include "mbed.h"
sornpraram 0:433e4ec5de88 3 #include <iostream>
sornpraram 0:433e4ec5de88 4 #include <bitset>
sornpraram 0:433e4ec5de88 5
sornpraram 0:433e4ec5de88 6 #define DEVICE_CAN_ID_1 0x141
sornpraram 0:433e4ec5de88 7
sornpraram 0:433e4ec5de88 8 RMD::RMD(PinName rx, PinName tx) : CAN(rx,tx,1000000) {
sornpraram 0:433e4ec5de88 9 frequency(1000000);
sornpraram 0:433e4ec5de88 10
sornpraram 0:433e4ec5de88 11 }
sornpraram 0:433e4ec5de88 12
sornpraram 0:433e4ec5de88 13 void RMD::status_velocity(){
sornpraram 0:433e4ec5de88 14 if (read(msg)){
sornpraram 1:5c31dcbaa375 15
sornpraram 2:d1f33fc9383b 16 int fv = (((uint16_t)msg.data[5] << 8) + ((uint16_t)msg.data[4])) / ((uint16_t)6);
sornpraram 0:433e4ec5de88 17
sornpraram 0:433e4ec5de88 18 printf(" Speed : %d\n", fv);
sornpraram 0:433e4ec5de88 19 printf(" Speed high byte: %x\n", msg.data[5]);
sornpraram 0:433e4ec5de88 20 printf(" Speed low byte: %x\n", msg.data[4]);
sornpraram 7:2f2c3f244208 21 printf(" ------------------------- \n");
sornpraram 0:433e4ec5de88 22 }
sornpraram 0:433e4ec5de88 23
sornpraram 0:433e4ec5de88 24 }
sornpraram 0:433e4ec5de88 25
sornpraram 5:07e41b6c6692 26 void RMD::status_position(){
sornpraram 5:07e41b6c6692 27 if (read(msg)){
sornpraram 5:07e41b6c6692 28
sornpraram 9:defd39d3fdf1 29 int fv = (((uint16_t)msg.data[7] << 8) + ((uint16_t)msg.data[6]));
sornpraram 5:07e41b6c6692 30
sornpraram 5:07e41b6c6692 31 printf(" Position : %d\n", fv);
sornpraram 5:07e41b6c6692 32 printf(" Position high byte: %x\n", msg.data[7]);
sornpraram 5:07e41b6c6692 33 printf(" Position low byte: %x\n", msg.data[6]);
sornpraram 8:82b39d6566c2 34 printf(" ------------------------------ \n");
sornpraram 5:07e41b6c6692 35 }
sornpraram 5:07e41b6c6692 36
sornpraram 5:07e41b6c6692 37 }
sornpraram 5:07e41b6c6692 38
sornpraram 0:433e4ec5de88 39 void RMD::status(){
sornpraram 0:433e4ec5de88 40 if (read(msg)){
sornpraram 0:433e4ec5de88 41 printf("Message received: %d\n", msg.id);
sornpraram 0:433e4ec5de88 42 printf(" Length: %d\n", msg.len);
sornpraram 0:433e4ec5de88 43 printf(" Command: %2x\n", msg.data[0]);
sornpraram 0:433e4ec5de88 44 printf(" Motor temp: %2x\n", msg.data[1]); // Null
sornpraram 0:433e4ec5de88 45 printf(" Torque current low byte: %2x\n", msg.data[2]);
sornpraram 0:433e4ec5de88 46 printf(" Torque current high byte: %2x\n", msg.data[3]);
sornpraram 0:433e4ec5de88 47 printf(" Speed low byte: %2x\n", msg.data[4]);
sornpraram 0:433e4ec5de88 48 printf(" Speed high byte: %2x\n", msg.data[5]);
sornpraram 0:433e4ec5de88 49 printf(" Position low byte: %2x\n", msg.data[6]);
sornpraram 0:433e4ec5de88 50 printf(" Position high byte: %2x\n", msg.data[7]);
sornpraram 0:433e4ec5de88 51 }
sornpraram 0:433e4ec5de88 52 }
sornpraram 0:433e4ec5de88 53
sornpraram 0:433e4ec5de88 54 void RMD::int2byte(int num){
sornpraram 0:433e4ec5de88 55
sornpraram 0:433e4ec5de88 56 CANdata[0] = (num >> 24) & 0xFF;
sornpraram 0:433e4ec5de88 57 CANdata[1] = (num >> 16) & 0xFF;
sornpraram 0:433e4ec5de88 58 CANdata[2] = (num >> 8) & 0xFF;
sornpraram 0:433e4ec5de88 59 CANdata[3] = num & 0xFF;
sornpraram 0:433e4ec5de88 60 }
sornpraram 0:433e4ec5de88 61
sornpraram 0:433e4ec5de88 62 void RMD::read_pid(){
sornpraram 0:433e4ec5de88 63 CANsent[0] = 0x30;
sornpraram 0:433e4ec5de88 64 CANsent[1] = 0x00;
sornpraram 0:433e4ec5de88 65 CANsent[2] = 0x00;
sornpraram 0:433e4ec5de88 66 CANsent[3] = 0x00;
sornpraram 0:433e4ec5de88 67 CANsent[4] = 0x00;
sornpraram 0:433e4ec5de88 68 CANsent[5] = 0x00;
sornpraram 0:433e4ec5de88 69 CANsent[6] = 0x00;
sornpraram 0:433e4ec5de88 70 CANsent[7] = 0x00;
sornpraram 0:433e4ec5de88 71 //CANsent = {0x30, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
sornpraram 0:433e4ec5de88 72 write(CANMessage(id, CANsent));
sornpraram 0:433e4ec5de88 73 //_data_back = _can.read(msg);
sornpraram 0:433e4ec5de88 74 //return _data_back;
sornpraram 0:433e4ec5de88 75 }
sornpraram 0:433e4ec5de88 76
sornpraram 0:433e4ec5de88 77 // Speed Unit is Degree per seconds
sornpraram 0:433e4ec5de88 78 // Speed Sensitivity is 0.01 dps per LSB (Least Significant Bit)
sornpraram 0:433e4ec5de88 79 // Speed Input is dps vary from 32bits[-888,000 (0.01)dps, +888,000 (0.01)dps] (0xFFF27340 , 0x000D8CC0) [32bits is (−2,147,483,648, +2,147,483,647)]
sornpraram 0:433e4ec5de88 80 // Speed Output is dps vary from (-8880 dps, +8880 dps) (-1480 rpm , +1480 rpm)
sornpraram 0:433e4ec5de88 81 // Ex: (int 321, int 8880) >>> Motor1, Speed:1480 rpm (MAX)
sornpraram 0:433e4ec5de88 82 bool RMD::send_speed(int id, int speed){
sornpraram 0:433e4ec5de88 83 //printf(" ID: %d\n", id);
sornpraram 0:433e4ec5de88 84 //printf(" Speed: %d\n", speed);
sornpraram 0:433e4ec5de88 85 //printf(" ----------------------- \n");
sornpraram 0:433e4ec5de88 86 int2byte(6*speed);
sornpraram 0:433e4ec5de88 87
sornpraram 0:433e4ec5de88 88 CANsent[0] = 0xA2;
sornpraram 0:433e4ec5de88 89 CANsent[1] = 0x00;
sornpraram 0:433e4ec5de88 90 CANsent[2] = 0x00;
sornpraram 0:433e4ec5de88 91 CANsent[3] = 0x00;
sornpraram 0:433e4ec5de88 92 CANsent[4] = CANdata[3];
sornpraram 0:433e4ec5de88 93 CANsent[5] = CANdata[2];
sornpraram 0:433e4ec5de88 94 CANsent[6] = CANdata[1];
sornpraram 0:433e4ec5de88 95 CANsent[7] = CANdata[0];
sornpraram 0:433e4ec5de88 96 //CANsent = {0xA2, 0x00, 0x00, 0x00, CANdata[0], CANdata[1], CANdata[2], CANdata[3]};
sornpraram 0:433e4ec5de88 97
sornpraram 0:433e4ec5de88 98 if (write(CANMessage(id, CANsent)) == true) {
sornpraram 0:433e4ec5de88 99
sornpraram 0:433e4ec5de88 100 return true;
sornpraram 0:433e4ec5de88 101 }
sornpraram 0:433e4ec5de88 102 else {
sornpraram 0:433e4ec5de88 103 return false;
sornpraram 0:433e4ec5de88 104 }
sornpraram 0:433e4ec5de88 105
sornpraram 0:433e4ec5de88 106 }
sornpraram 0:433e4ec5de88 107
sornpraram 0:433e4ec5de88 108 /*
sornpraram 0:433e4ec5de88 109
sornpraram 0:433e4ec5de88 110 // Torque Unit is Nm
sornpraram 0:433e4ec5de88 111 // Torque Input is current vary from 16bit(−2000, +2000) (0xF830 , 0x07D0) [16bits is (−32768, +32767)]
sornpraram 0:433e4ec5de88 112 // Input current mapping to (-32A, 32A)
sornpraram 0:433e4ec5de88 113 // Torque Output is Nm vary from ()
sornpraram 0:433e4ec5de88 114 bool RMD::send_torque(int id, int torque){
sornpraram 0:433e4ec5de88 115 printf(" ID: %d\n", id);
sornpraram 0:433e4ec5de88 116 printf(" Torque: %d\n", speed);
sornpraram 0:433e4ec5de88 117 printf(" ----------------------- \n");
sornpraram 0:433e4ec5de88 118 int2byte(speed);
sornpraram 0:433e4ec5de88 119
sornpraram 0:433e4ec5de88 120 CANsent[0] = 0xA1;
sornpraram 0:433e4ec5de88 121 CANsent[1] = 0x00;
sornpraram 0:433e4ec5de88 122 CANsent[2] = 0x00;
sornpraram 0:433e4ec5de88 123 CANsent[3] = 0x00;
sornpraram 0:433e4ec5de88 124 CANsent[4] = CANdata[3];
sornpraram 0:433e4ec5de88 125 CANsent[5] = CANdata[2];
sornpraram 0:433e4ec5de88 126 CANsent[6] = 0x00;
sornpraram 0:433e4ec5de88 127 CANsent[7] = 0x00;
sornpraram 0:433e4ec5de88 128 //CANsent = {0xA1, 0x00, 0x00, 0x00, CANdata[0], CANdata[1], 0x00, 0x00};
sornpraram 0:433e4ec5de88 129
sornpraram 0:433e4ec5de88 130 if (write(CANMessage(id, CANsent)) == true) {
sornpraram 0:433e4ec5de88 131 return true;
sornpraram 0:433e4ec5de88 132 }
sornpraram 0:433e4ec5de88 133 else {
sornpraram 0:433e4ec5de88 134 return false;
sornpraram 0:433e4ec5de88 135 }
sornpraram 0:433e4ec5de88 136 }
sornpraram 0:433e4ec5de88 137
sornpraram 0:433e4ec5de88 138 bool RMD::send_position(int id, int position){
sornpraram 0:433e4ec5de88 139 printf(" ID: %d\n", id);
sornpraram 0:433e4ec5de88 140 printf(" Speed: %d\n", speed);
sornpraram 0:433e4ec5de88 141 printf(" ----------------------- \n");
sornpraram 0:433e4ec5de88 142 int2byte(speed*6);
sornpraram 0:433e4ec5de88 143
sornpraram 0:433e4ec5de88 144 CANsent[0] = 0xA3;
sornpraram 0:433e4ec5de88 145 CANsent[1] = 0x00;
sornpraram 0:433e4ec5de88 146 CANsent[2] = 0x00;
sornpraram 0:433e4ec5de88 147 CANsent[3] = 0x00;
sornpraram 0:433e4ec5de88 148 CANsent[4] = CANdata[3];
sornpraram 0:433e4ec5de88 149 CANsent[5] = CANdata[2];
sornpraram 0:433e4ec5de88 150 CANsent[6] = CANdata[1];
sornpraram 0:433e4ec5de88 151 CANsent[7] = CANdata[0];
sornpraram 0:433e4ec5de88 152 //CANsent = {0xA3, 0x00, 0x00, 0x00, CANdata[0], CANdata[1], CANdata[2], CANdata[3]};
sornpraram 0:433e4ec5de88 153
sornpraram 0:433e4ec5de88 154 if (write(CANMessage(id, CANsent)) == true) {
sornpraram 0:433e4ec5de88 155 return true;
sornpraram 0:433e4ec5de88 156 }
sornpraram 0:433e4ec5de88 157 else {
sornpraram 0:433e4ec5de88 158 return false;
sornpraram 0:433e4ec5de88 159 }
sornpraram 0:433e4ec5de88 160 }
sornpraram 0:433e4ec5de88 161
sornpraram 0:433e4ec5de88 162 */