first
Dependencies: BEAR_Reciever Motor eeprom iSerial mbed
Fork of BEAR_Motion by
main.cpp
- Committer:
- ParinyaT
- Date:
- 2016-01-14
- Revision:
- 1:84167ca00307
- Parent:
- 0:451c27e4d55e
- Child:
- 6:98871feebea0
File content as of revision 1:84167ca00307:
//*****************************************************/ // Include // #include "mbed.h" #include "pinconfig.h" #include "PID.h" #include "Motor.h" #include "eeprom.h" #include "Reciever.h" //*****************************************************/ //--PID parameter-- //-Upper-// int U_Kc; int U_Ti; int U_Td; //-lower-// int L_Kc; int L_Ti; int L_Td; //*****************************************************/ // Global // //-- Communication -- Serial PC(D1,D0); ANDANTE_PROTOCOL_PACKET command; //-- encoder -- int Upper_Position; int Lower_Position; int data; SPI ENC(Emosi, Emiso, Esck); DigitalOut EncA(EncoderA); DigitalOut EncB(EncoderB); //-- Motor -- int dir; Motor Upper(PWM_LU,A_LU,B_LU); Motor Lower(PWM_LL,A_LL,B_LL); //-- PID -- int Upper_SetPoint; int Lower_SetPoint; PID Up_PID(U_Kc, U_Ti, U_Td, 0.001);//Kp,Ki,Kd,Rate PID Low_PID(L_Kc, L_Ti, L_Td, 0.001); //*****************************************************/ void Read_Encoder(PinName Encoder) { Enc.format(8,0); Enc.frequency(200000);//due to rising time,have to decrease clock from 1M - 240k Encoder = 0; Enc.write(0x41); Enc.write(0x09); data = Enc.write(0x00); Encoder = 1; } //*****************************************************/ int Get_EnValue(int Val) { int i = 0; static unsigned char codes[] = { 127, 63, 62, 58, 56, 184, 152, 24, 8, 72, 73, 77, 79, 15, 47, 175, 191, 159, 31, 29, 28, 92, 76, 12, 4, 36, 164, 166, 167, 135, 151, 215, 223, 207, 143, 142, 14, 46, 38, 6, 2, 18, 82, 83, 211, 195, 203, 235, 239, 231, 199, 71, 7, 23, 19, 3, 1, 9, 41, 169, 233, 225, 229, 245, 247, 243, 227, 163, 131, 139, 137, 129, 128, 132, 148, 212, 244, 240, 242, 250, 251, 249, 241, 209, 193, 197, 196, 192, 64, 66, 74, 106, 122, 120, 121, 125, 253, 252, 248, 232, 224, 226, 98, 96, 32, 33, 37, 53, 61, 60, 188, 190, 254, 126, 124, 116, 112, 113, 49, 48, 16, 144, 146, 154, 158, 30, 94, 95 }; while(Val != codes[i]) { i++; } return i; } //*****************************************************/ void SET_UpperPID() { Upper.period(0.001); Up_PID.setMode(0); Up_PID.setInputLimits(0,127); Up_PID.setOutputLimits(0,1); } //******************************************************/ void SET_LowerPID() { Lower.period(0.001); Low_PID.setMode(0); Low_PID.setInputLimits(0,127); Low_PID.setOutputLimits(0,1); } //******************************************************/ void Move_Upper() { Read_Encoder(EncoderA); Upper_Position = Get_EnValue(data); Up_PID.setProcessValue(Upper_Position); if(Upper_Position - Uppper_SetPoint > 0 ){ dir = 1; } if(Upper_Position - Uppper_SetPoint < 0 ){ dir = -1; } Upper.speed(LU_PID.compute() * dir); } //******************************************************/ void Move_Lower() { Read_Encoder(EncoderB); Lower_Position = Get_EnValue(data); Low_PID.setProcessValue(Lower_Position); if(Lower_Position - Lower_SetPoint > 0 ){ dir = 1; } if(Lower_Position - Lower_SetPoint < 0 ){ dir = -1; } Lower.speed(LU_PID.compute() * dir); } //******************************************************/ int main() { SET_UpperPID(); SET_LowerPID(); while(1) { Up_PID.setSetPoint(Upper_SetPoint); Low_PID.setSetPoint(Lower_SetPoint); Move_Upper(); Move_Lower(); } }