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SMC.cpp@2:ddae311a4533, 2013-10-30 (annotated)
- Committer:
- jeroen3
- Date:
- Wed Oct 30 21:59:32 2013 +0000
- Revision:
- 2:ddae311a4533
- Parent:
- 0:d0306c0cbee6
fix led blink after soft reset
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| jeroen3 | 0:d0306c0cbee6 | 1 | /** |
| jeroen3 | 0:d0306c0cbee6 | 2 | * @file SMC.cpp |
| jeroen3 | 0:d0306c0cbee6 | 3 | * @brief Stepper motor control module uses 1/8 microstepping |
| jeroen3 | 0:d0306c0cbee6 | 4 | * |
| jeroen3 | 0:d0306c0cbee6 | 5 | * @author Jeroen Lodder |
| jeroen3 | 0:d0306c0cbee6 | 6 | * @date Oktober 2013 |
| jeroen3 | 0:d0306c0cbee6 | 7 | * |
| jeroen3 | 0:d0306c0cbee6 | 8 | * @{ |
| jeroen3 | 0:d0306c0cbee6 | 9 | */ |
| jeroen3 | 0:d0306c0cbee6 | 10 | #include "mbed.h" |
| jeroen3 | 0:d0306c0cbee6 | 11 | #include "smc.h" |
| jeroen3 | 0:d0306c0cbee6 | 12 | #include "CT32B0_PWM.h" |
| jeroen3 | 0:d0306c0cbee6 | 13 | |
| jeroen3 | 0:d0306c0cbee6 | 14 | #define PWM_PERIOD 513 /**< @brief PWM period integer */ |
| jeroen3 | 0:d0306c0cbee6 | 15 | #define MIN_STEPTIME_US 100 /**< @brief Minimum time required for one microstep, derived from Hi-side driver latency (in uS) */ |
| jeroen3 | 0:d0306c0cbee6 | 16 | |
| jeroen3 | 0:d0306c0cbee6 | 17 | /* Motor Control IO */ |
| jeroen3 | 0:d0306c0cbee6 | 18 | DigitalOut HIFET_1(P0_16); /**< @brief Hi Side FET 1 of bridge 1 */ |
| jeroen3 | 0:d0306c0cbee6 | 19 | DigitalOut HIFET_2(P0_17); /**< @brief Hi Side FET 2 of bridge 1 */ |
| jeroen3 | 0:d0306c0cbee6 | 20 | DigitalOut HIFET_3(P0_18); /**< @brief Hi Side FET 3 of bridge 2 */ |
| jeroen3 | 0:d0306c0cbee6 | 21 | DigitalOut HIFET_4(P0_19); /**< @brief Hi Side FET 4 of bridge 2 */ |
| jeroen3 | 0:d0306c0cbee6 | 22 | |
| jeroen3 | 0:d0306c0cbee6 | 23 | /* Motor Control stepcontrol */ |
| jeroen3 | 0:d0306c0cbee6 | 24 | Ticker smc; |
| jeroen3 | 0:d0306c0cbee6 | 25 | volatile static int smc_walker = 0; /**< @brief Motor control LUT index */ |
| jeroen3 | 0:d0306c0cbee6 | 26 | volatile static int smc_dir = 1; /**< @brief Director in lookup table (unused) */ |
| jeroen3 | 0:d0306c0cbee6 | 27 | volatile static int smc_steps = -1; /**< @brief Remaining steps */ |
| jeroen3 | 0:d0306c0cbee6 | 28 | volatile static int smc_free = 1; /**< @brief Argument to free motor when done */ |
| jeroen3 | 0:d0306c0cbee6 | 29 | volatile static int smc_abort = 0; /**< @brief Set when motor control should quit by itself */ |
| jeroen3 | 0:d0306c0cbee6 | 30 | volatile static int smc_steptime = 0; /**< @brief Time used to make 1 step */ |
| jeroen3 | 0:d0306c0cbee6 | 31 | volatile static int smc_isPaused = 0; /**< @brief Boolean for paused state of control */ |
| jeroen3 | 0:d0306c0cbee6 | 32 | |
| jeroen3 | 0:d0306c0cbee6 | 33 | /** |
| jeroen3 | 0:d0306c0cbee6 | 34 | * @brief Initializes Stepper Motor Control |
| jeroen3 | 0:d0306c0cbee6 | 35 | */ |
| jeroen3 | 0:d0306c0cbee6 | 36 | void SMC_init(void){ |
| jeroen3 | 0:d0306c0cbee6 | 37 | // Hi fet low |
| jeroen3 | 0:d0306c0cbee6 | 38 | HIFET_1 = 0; |
| jeroen3 | 0:d0306c0cbee6 | 39 | HIFET_2 = 0; |
| jeroen3 | 0:d0306c0cbee6 | 40 | HIFET_3 = 0; |
| jeroen3 | 0:d0306c0cbee6 | 41 | HIFET_4 = 0; |
| jeroen3 | 0:d0306c0cbee6 | 42 | // Wait minimum |
| jeroen3 | 0:d0306c0cbee6 | 43 | |
| jeroen3 | 0:d0306c0cbee6 | 44 | // Lo fet low |
| jeroen3 | 0:d0306c0cbee6 | 45 | CT32B0_initpwm(PWM_PERIOD,0); |
| jeroen3 | 0:d0306c0cbee6 | 46 | // Start pwm |
| jeroen3 | 0:d0306c0cbee6 | 47 | CT32B0_start(); |
| jeroen3 | 0:d0306c0cbee6 | 48 | } |
| jeroen3 | 0:d0306c0cbee6 | 49 | |
| jeroen3 | 0:d0306c0cbee6 | 50 | /** |
| jeroen3 | 0:d0306c0cbee6 | 51 | * @brief De-Initializes Stepper Motor Control |
| jeroen3 | 0:d0306c0cbee6 | 52 | */ |
| jeroen3 | 0:d0306c0cbee6 | 53 | void SMC_deinit(void){ |
| jeroen3 | 0:d0306c0cbee6 | 54 | smc.detach(); |
| jeroen3 | 0:d0306c0cbee6 | 55 | CT32B0_deinit(0); |
| jeroen3 | 0:d0306c0cbee6 | 56 | |
| jeroen3 | 0:d0306c0cbee6 | 57 | HIFET_1 = 0; |
| jeroen3 | 0:d0306c0cbee6 | 58 | HIFET_2 = 0; |
| jeroen3 | 0:d0306c0cbee6 | 59 | HIFET_3 = 0; |
| jeroen3 | 0:d0306c0cbee6 | 60 | HIFET_4 = 0; |
| jeroen3 | 0:d0306c0cbee6 | 61 | |
| jeroen3 | 0:d0306c0cbee6 | 62 | smc_walker = 0; |
| jeroen3 | 0:d0306c0cbee6 | 63 | smc_dir = 1; |
| jeroen3 | 0:d0306c0cbee6 | 64 | smc_steps = -1; |
| jeroen3 | 0:d0306c0cbee6 | 65 | smc_free = 1; |
| jeroen3 | 0:d0306c0cbee6 | 66 | smc_abort = 0; |
| jeroen3 | 0:d0306c0cbee6 | 67 | smc_isPaused = 0; |
| jeroen3 | 0:d0306c0cbee6 | 68 | } |
| jeroen3 | 0:d0306c0cbee6 | 69 | |
| jeroen3 | 0:d0306c0cbee6 | 70 | /** |
| jeroen3 | 0:d0306c0cbee6 | 71 | * @brief Routine called by interrupt to modify H-Bridge states |
| jeroen3 | 0:d0306c0cbee6 | 72 | */ |
| jeroen3 | 0:d0306c0cbee6 | 73 | void SMC_routine(void){ |
| jeroen3 | 0:d0306c0cbee6 | 74 | #define i smc_walker |
| jeroen3 | 0:d0306c0cbee6 | 75 | CT32B0_wait_refresh(); |
| jeroen3 | 0:d0306c0cbee6 | 76 | __disable_irq(); |
| jeroen3 | 0:d0306c0cbee6 | 77 | // Phase 1 A |
| jeroen3 | 0:d0306c0cbee6 | 78 | // If sin +, H1->L2 |
| jeroen3 | 0:d0306c0cbee6 | 79 | // If sin -, H2->L1 |
| jeroen3 | 0:d0306c0cbee6 | 80 | // If direction -1, swap motor A channels, this changes direction. |
| jeroen3 | 0:d0306c0cbee6 | 81 | // Reversing lookup table is not effective |
| jeroen3 | 0:d0306c0cbee6 | 82 | |
| jeroen3 | 0:d0306c0cbee6 | 83 | if(smc_dir > 0){ |
| jeroen3 | 0:d0306c0cbee6 | 84 | HIFET_1 = LUT_H1[i]; |
| jeroen3 | 0:d0306c0cbee6 | 85 | HIFET_2 = LUT_H2[i]; |
| jeroen3 | 0:d0306c0cbee6 | 86 | if(LUT_L1[i] == 0) |
| jeroen3 | 0:d0306c0cbee6 | 87 | CT32B0_set(0, (PWM_PERIOD+1) ); |
| jeroen3 | 0:d0306c0cbee6 | 88 | else |
| jeroen3 | 0:d0306c0cbee6 | 89 | CT32B0_set(0, PWM_PERIOD-LUT_L1[i] ); |
| jeroen3 | 0:d0306c0cbee6 | 90 | if(LUT_L2[i] == 0) |
| jeroen3 | 0:d0306c0cbee6 | 91 | CT32B0_set(1, (PWM_PERIOD+1) ); |
| jeroen3 | 0:d0306c0cbee6 | 92 | else |
| jeroen3 | 0:d0306c0cbee6 | 93 | CT32B0_set(1, PWM_PERIOD-LUT_L2[i] ); |
| jeroen3 | 0:d0306c0cbee6 | 94 | }else{ |
| jeroen3 | 0:d0306c0cbee6 | 95 | // Reversed for dir -1 |
| jeroen3 | 0:d0306c0cbee6 | 96 | HIFET_1 = LUT_H2[i]; |
| jeroen3 | 0:d0306c0cbee6 | 97 | HIFET_2 = LUT_H1[i]; |
| jeroen3 | 0:d0306c0cbee6 | 98 | if(LUT_L2[i] == 0) |
| jeroen3 | 0:d0306c0cbee6 | 99 | CT32B0_set(0, (PWM_PERIOD+1) ); |
| jeroen3 | 0:d0306c0cbee6 | 100 | else |
| jeroen3 | 0:d0306c0cbee6 | 101 | CT32B0_set(0, PWM_PERIOD-LUT_L2[i] ); |
| jeroen3 | 0:d0306c0cbee6 | 102 | if(LUT_L1[i] == 0) |
| jeroen3 | 0:d0306c0cbee6 | 103 | CT32B0_set(1, (PWM_PERIOD+1) ); |
| jeroen3 | 0:d0306c0cbee6 | 104 | else |
| jeroen3 | 0:d0306c0cbee6 | 105 | CT32B0_set(1, PWM_PERIOD-LUT_L1[i] ); |
| jeroen3 | 0:d0306c0cbee6 | 106 | } |
| jeroen3 | 0:d0306c0cbee6 | 107 | |
| jeroen3 | 0:d0306c0cbee6 | 108 | // Phase 1 A |
| jeroen3 | 0:d0306c0cbee6 | 109 | // If sin +, H1->L2 |
| jeroen3 | 0:d0306c0cbee6 | 110 | // If sin -, H2->L1 |
| jeroen3 | 0:d0306c0cbee6 | 111 | HIFET_3 = LUT_H3[i]; |
| jeroen3 | 0:d0306c0cbee6 | 112 | HIFET_4 = LUT_H4[i]; |
| jeroen3 | 0:d0306c0cbee6 | 113 | if(LUT_L3[i] == 0) |
| jeroen3 | 0:d0306c0cbee6 | 114 | CT32B0_set(2, (PWM_PERIOD+1) ); |
| jeroen3 | 0:d0306c0cbee6 | 115 | else |
| jeroen3 | 0:d0306c0cbee6 | 116 | CT32B0_set(2, PWM_PERIOD-LUT_L3[i] ); |
| jeroen3 | 0:d0306c0cbee6 | 117 | if(LUT_L4[i] == 0) |
| jeroen3 | 0:d0306c0cbee6 | 118 | CT32B0_set(3, (PWM_PERIOD+1) ); |
| jeroen3 | 0:d0306c0cbee6 | 119 | else |
| jeroen3 | 0:d0306c0cbee6 | 120 | CT32B0_set(3, PWM_PERIOD-LUT_L4[i] ); |
| jeroen3 | 0:d0306c0cbee6 | 121 | if(i==9) |
| jeroen3 | 0:d0306c0cbee6 | 122 | CT32B0_stage(1); |
| jeroen3 | 0:d0306c0cbee6 | 123 | if(i==24) |
| jeroen3 | 0:d0306c0cbee6 | 124 | CT32B0_stage(0); |
| jeroen3 | 0:d0306c0cbee6 | 125 | CT32B0_reload_mat(); |
| jeroen3 | 0:d0306c0cbee6 | 126 | |
| jeroen3 | 0:d0306c0cbee6 | 127 | /* |
| jeroen3 | 0:d0306c0cbee6 | 128 | volatile static uint8_t hifet[4] = {0,0,0,0}; |
| jeroen3 | 0:d0306c0cbee6 | 129 | hifet[0] = HIFET_1; |
| jeroen3 | 0:d0306c0cbee6 | 130 | hifet[1] = HIFET_2; |
| jeroen3 | 0:d0306c0cbee6 | 131 | hifet[2] = HIFET_3; |
| jeroen3 | 0:d0306c0cbee6 | 132 | hifet[3] = HIFET_4; |
| jeroen3 | 0:d0306c0cbee6 | 133 | volatile static uint8_t lofet[4] = {0,0,0,0}; |
| jeroen3 | 0:d0306c0cbee6 | 134 | if(LUT_L1[i]) lofet[0] = 1; else lofet[0] = 0; |
| jeroen3 | 0:d0306c0cbee6 | 135 | if(LUT_L2[i]) lofet[1] = 1; else lofet[1] = 0; |
| jeroen3 | 0:d0306c0cbee6 | 136 | if(LUT_L3[i]) lofet[2] = 1; else lofet[2] = 0; |
| jeroen3 | 0:d0306c0cbee6 | 137 | if(LUT_L4[i]) lofet[3] = 1; else lofet[3] = 0; |
| jeroen3 | 0:d0306c0cbee6 | 138 | volatile static uint8_t errfet[4] = {0,0,0,0}; |
| jeroen3 | 0:d0306c0cbee6 | 139 | errfet[0] = hifet[0] & lofet[0]; |
| jeroen3 | 0:d0306c0cbee6 | 140 | errfet[1] = hifet[1] & lofet[1]; |
| jeroen3 | 0:d0306c0cbee6 | 141 | errfet[2] = hifet[2] & lofet[2]; |
| jeroen3 | 0:d0306c0cbee6 | 142 | errfet[3] = hifet[3] & lofet[3]; |
| jeroen3 | 0:d0306c0cbee6 | 143 | |
| jeroen3 | 0:d0306c0cbee6 | 144 | if( errfet[0] | errfet[1] | errfet[2] | errfet[3] ){ |
| jeroen3 | 0:d0306c0cbee6 | 145 | // ILLEGAL MODE |
| jeroen3 | 0:d0306c0cbee6 | 146 | // smc_abort = 1; |
| jeroen3 | 0:d0306c0cbee6 | 147 | __NOP(); |
| jeroen3 | 0:d0306c0cbee6 | 148 | } */ |
| jeroen3 | 0:d0306c0cbee6 | 149 | |
| jeroen3 | 0:d0306c0cbee6 | 150 | #undef i |
| jeroen3 | 0:d0306c0cbee6 | 151 | |
| jeroen3 | 0:d0306c0cbee6 | 152 | /* Walk */ |
| jeroen3 | 0:d0306c0cbee6 | 153 | smc_walker += 1; //abs(smc_dir); |
| jeroen3 | 0:d0306c0cbee6 | 154 | if(smc_walker > 31) |
| jeroen3 | 0:d0306c0cbee6 | 155 | smc_walker = 0; |
| jeroen3 | 0:d0306c0cbee6 | 156 | //if(smc_walker < 0) |
| jeroen3 | 0:d0306c0cbee6 | 157 | //smc_walker = 31; |
| jeroen3 | 0:d0306c0cbee6 | 158 | /* Coutdown */ |
| jeroen3 | 0:d0306c0cbee6 | 159 | if(smc_steps != -1){ |
| jeroen3 | 0:d0306c0cbee6 | 160 | if(smc_steps == 0 || smc_abort == 1){ |
| jeroen3 | 0:d0306c0cbee6 | 161 | if(smc_free || smc_abort == 1){ |
| jeroen3 | 0:d0306c0cbee6 | 162 | // motor free |
| jeroen3 | 0:d0306c0cbee6 | 163 | HIFET_1 = 0; |
| jeroen3 | 0:d0306c0cbee6 | 164 | HIFET_2 = 0; |
| jeroen3 | 0:d0306c0cbee6 | 165 | HIFET_3 = 0; |
| jeroen3 | 0:d0306c0cbee6 | 166 | HIFET_4 = 0; |
| jeroen3 | 0:d0306c0cbee6 | 167 | CT32B0_deinit(0); |
| jeroen3 | 0:d0306c0cbee6 | 168 | }else{ |
| jeroen3 | 0:d0306c0cbee6 | 169 | // motor locked |
| jeroen3 | 0:d0306c0cbee6 | 170 | } |
| jeroen3 | 0:d0306c0cbee6 | 171 | smc.detach(); |
| jeroen3 | 0:d0306c0cbee6 | 172 | smc_abort = 0; |
| jeroen3 | 0:d0306c0cbee6 | 173 | smc_isPaused = 0; |
| jeroen3 | 0:d0306c0cbee6 | 174 | } |
| jeroen3 | 0:d0306c0cbee6 | 175 | smc_steps--; |
| jeroen3 | 0:d0306c0cbee6 | 176 | } |
| jeroen3 | 0:d0306c0cbee6 | 177 | __enable_irq(); |
| jeroen3 | 0:d0306c0cbee6 | 178 | } |
| jeroen3 | 0:d0306c0cbee6 | 179 | |
| jeroen3 | 0:d0306c0cbee6 | 180 | /** |
| jeroen3 | 0:d0306c0cbee6 | 181 | * @brief Stepper motor control main command |
| jeroen3 | 0:d0306c0cbee6 | 182 | * |
| jeroen3 | 0:d0306c0cbee6 | 183 | * @param[in] steps Number of steps to take |
| jeroen3 | 0:d0306c0cbee6 | 184 | * @param[in] dir Direction to step in, 1 or 0 |
| jeroen3 | 0:d0306c0cbee6 | 185 | * @param[in] time_ms Time to take for these steps |
| jeroen3 | 0:d0306c0cbee6 | 186 | * @param[in] free Free or lock motor when done 1 or 0 respectively |
| jeroen3 | 0:d0306c0cbee6 | 187 | * @return -1 when illegal command or mode |
| jeroen3 | 0:d0306c0cbee6 | 188 | */ |
| jeroen3 | 0:d0306c0cbee6 | 189 | int SMC_step(int steps, uint8_t dir, uint32_t time_ms, uint8_t free){ |
| jeroen3 | 0:d0306c0cbee6 | 190 | // steps = number of microsteps (8 microsteps per full step) |
| jeroen3 | 0:d0306c0cbee6 | 191 | // dir = -1 or 1 |
| jeroen3 | 0:d0306c0cbee6 | 192 | // time_us = completion time in s |
| jeroen3 | 0:d0306c0cbee6 | 193 | uint32_t steptime = (time_ms*1000)/steps; |
| jeroen3 | 0:d0306c0cbee6 | 194 | // Parameter check |
| jeroen3 | 0:d0306c0cbee6 | 195 | if(smc_steps != -1) return -1; // Only if motor idle |
| jeroen3 | 0:d0306c0cbee6 | 196 | if(steps < 1) return -1; // At least one step |
| jeroen3 | 0:d0306c0cbee6 | 197 | if(dir) dir = 1; // Round dir to bool |
| jeroen3 | 0:d0306c0cbee6 | 198 | if(free) free = 1; // Round free to bool |
| jeroen3 | 0:d0306c0cbee6 | 199 | if(steptime < MIN_STEPTIME_US) // Verify steptime |
| jeroen3 | 0:d0306c0cbee6 | 200 | return -1; |
| jeroen3 | 0:d0306c0cbee6 | 201 | if(dir == 0) |
| jeroen3 | 0:d0306c0cbee6 | 202 | smc_dir = -1; |
| jeroen3 | 0:d0306c0cbee6 | 203 | else |
| jeroen3 | 0:d0306c0cbee6 | 204 | smc_dir = 1; |
| jeroen3 | 0:d0306c0cbee6 | 205 | // Configure stepper |
| jeroen3 | 0:d0306c0cbee6 | 206 | smc_steps = steps; |
| jeroen3 | 0:d0306c0cbee6 | 207 | smc_free = free; |
| jeroen3 | 0:d0306c0cbee6 | 208 | smc_steptime = steptime; |
| jeroen3 | 0:d0306c0cbee6 | 209 | smc_isPaused = 0; |
| jeroen3 | 0:d0306c0cbee6 | 210 | // Initiate |
| jeroen3 | 0:d0306c0cbee6 | 211 | SMC_init(); |
| jeroen3 | 0:d0306c0cbee6 | 212 | smc.attach_us(&SMC_routine, smc_steptime); |
| jeroen3 | 0:d0306c0cbee6 | 213 | return 0; |
| jeroen3 | 0:d0306c0cbee6 | 214 | } |
| jeroen3 | 0:d0306c0cbee6 | 215 | |
| jeroen3 | 0:d0306c0cbee6 | 216 | /** |
| jeroen3 | 0:d0306c0cbee6 | 217 | * @brief Return 1 of stepper motor control is idle |
| jeroen3 | 0:d0306c0cbee6 | 218 | */ |
| jeroen3 | 0:d0306c0cbee6 | 219 | uint32_t SMC_idle(void){ |
| jeroen3 | 0:d0306c0cbee6 | 220 | if(smc_steps == -1) |
| jeroen3 | 0:d0306c0cbee6 | 221 | return 1; |
| jeroen3 | 0:d0306c0cbee6 | 222 | else |
| jeroen3 | 0:d0306c0cbee6 | 223 | return 0; |
| jeroen3 | 0:d0306c0cbee6 | 224 | } |
| jeroen3 | 0:d0306c0cbee6 | 225 | |
| jeroen3 | 0:d0306c0cbee6 | 226 | /** |
| jeroen3 | 0:d0306c0cbee6 | 227 | * @brief Puts motor in brake mode, enable all low-side mosfets |
| jeroen3 | 0:d0306c0cbee6 | 228 | */ |
| jeroen3 | 0:d0306c0cbee6 | 229 | void SMC_brake(void){ |
| jeroen3 | 0:d0306c0cbee6 | 230 | // Do not brake when active control |
| jeroen3 | 0:d0306c0cbee6 | 231 | if(smc_walker > 0) |
| jeroen3 | 0:d0306c0cbee6 | 232 | return; |
| jeroen3 | 0:d0306c0cbee6 | 233 | // Regular deinit |
| jeroen3 | 0:d0306c0cbee6 | 234 | SMC_deinit(); |
| jeroen3 | 0:d0306c0cbee6 | 235 | // Re-enable low side |
| jeroen3 | 0:d0306c0cbee6 | 236 | CT32B0_deinit(1); |
| jeroen3 | 0:d0306c0cbee6 | 237 | } |
| jeroen3 | 0:d0306c0cbee6 | 238 | |
| jeroen3 | 0:d0306c0cbee6 | 239 | /** |
| jeroen3 | 0:d0306c0cbee6 | 240 | * @brief Puts motor in free mode, disables all mosfets |
| jeroen3 | 0:d0306c0cbee6 | 241 | */ |
| jeroen3 | 0:d0306c0cbee6 | 242 | void SMC_free(void){ |
| jeroen3 | 0:d0306c0cbee6 | 243 | // Do not free when active control |
| jeroen3 | 0:d0306c0cbee6 | 244 | if(smc_walker > 0) |
| jeroen3 | 0:d0306c0cbee6 | 245 | return; |
| jeroen3 | 0:d0306c0cbee6 | 246 | // Regular deinit |
| jeroen3 | 0:d0306c0cbee6 | 247 | SMC_deinit(); |
| jeroen3 | 0:d0306c0cbee6 | 248 | // Re-enable low side |
| jeroen3 | 0:d0306c0cbee6 | 249 | CT32B0_deinit(0); |
| jeroen3 | 0:d0306c0cbee6 | 250 | } |
| jeroen3 | 0:d0306c0cbee6 | 251 | |
| jeroen3 | 0:d0306c0cbee6 | 252 | /** |
| jeroen3 | 0:d0306c0cbee6 | 253 | * @brief Pause current stepping command |
| jeroen3 | 0:d0306c0cbee6 | 254 | */ |
| jeroen3 | 0:d0306c0cbee6 | 255 | void SMC_pause(void){ |
| jeroen3 | 0:d0306c0cbee6 | 256 | if( !SMC_idle() ){ |
| jeroen3 | 0:d0306c0cbee6 | 257 | smc.detach(); |
| jeroen3 | 0:d0306c0cbee6 | 258 | smc_isPaused = 1; |
| jeroen3 | 0:d0306c0cbee6 | 259 | } |
| jeroen3 | 0:d0306c0cbee6 | 260 | } |
| jeroen3 | 0:d0306c0cbee6 | 261 | |
| jeroen3 | 0:d0306c0cbee6 | 262 | /** |
| jeroen3 | 0:d0306c0cbee6 | 263 | * @brief Continue from pause |
| jeroen3 | 0:d0306c0cbee6 | 264 | */ |
| jeroen3 | 0:d0306c0cbee6 | 265 | void SMC_continue(void){ |
| jeroen3 | 0:d0306c0cbee6 | 266 | if( !SMC_idle() && smc_isPaused==1 ){ |
| jeroen3 | 0:d0306c0cbee6 | 267 | smc.attach_us(&SMC_routine, smc_steptime); |
| jeroen3 | 0:d0306c0cbee6 | 268 | smc_isPaused = 0; |
| jeroen3 | 0:d0306c0cbee6 | 269 | } |
| jeroen3 | 0:d0306c0cbee6 | 270 | } |
| jeroen3 | 0:d0306c0cbee6 | 271 | |
| jeroen3 | 0:d0306c0cbee6 | 272 | /** |
| jeroen3 | 0:d0306c0cbee6 | 273 | * @brief Return remaining steps, negative if paused |
| jeroen3 | 0:d0306c0cbee6 | 274 | */ |
| jeroen3 | 0:d0306c0cbee6 | 275 | int SMC_getState(void){ |
| jeroen3 | 0:d0306c0cbee6 | 276 | if( smc_steps < 0 ){ |
| jeroen3 | 0:d0306c0cbee6 | 277 | return 0; |
| jeroen3 | 0:d0306c0cbee6 | 278 | }else{ |
| jeroen3 | 0:d0306c0cbee6 | 279 | if(smc_isPaused) |
| jeroen3 | 0:d0306c0cbee6 | 280 | return (-1*smc_steps); |
| jeroen3 | 0:d0306c0cbee6 | 281 | else |
| jeroen3 | 0:d0306c0cbee6 | 282 | return (1*smc_steps); |
| jeroen3 | 0:d0306c0cbee6 | 283 | } |
| jeroen3 | 0:d0306c0cbee6 | 284 | } |
| jeroen3 | 0:d0306c0cbee6 | 285 | |
| jeroen3 | 0:d0306c0cbee6 | 286 | /** |
| jeroen3 | 0:d0306c0cbee6 | 287 | * @brief Egg, open it to find out |
| jeroen3 | 0:d0306c0cbee6 | 288 | */ |
| jeroen3 | 0:d0306c0cbee6 | 289 | void SMC_egg(void){ |
| jeroen3 | 0:d0306c0cbee6 | 290 | const uint16_t rr[] = { |
| jeroen3 | 0:d0306c0cbee6 | 291 | 627 , 1045 , |
| jeroen3 | 0:d0306c0cbee6 | 292 | 122 , 785 , |
| jeroen3 | 0:d0306c0cbee6 | 293 | 887 , 187 , |
| jeroen3 | 0:d0306c0cbee6 | 294 | 233 , 166 , |
| jeroen3 | 0:d0306c0cbee6 | 295 | 788 , 752 , |
| jeroen3 | 0:d0306c0cbee6 | 296 | 1157 |
| jeroen3 | 0:d0306c0cbee6 | 297 | }; |
| jeroen3 | 0:d0306c0cbee6 | 298 | int rri=0; |
| jeroen3 | 0:d0306c0cbee6 | 299 | // Egg |
| jeroen3 | 0:d0306c0cbee6 | 300 | for(int i=0;i<2; i++){ |
| jeroen3 | 0:d0306c0cbee6 | 301 | SMC_step(rr[rri++] , 1, 685, 1); // 83 - 987 |
| jeroen3 | 0:d0306c0cbee6 | 302 | while( !SMC_idle()) ; // - |
| jeroen3 | 0:d0306c0cbee6 | 303 | wait_ms(1); |
| jeroen3 | 0:d0306c0cbee6 | 304 | SMC_step(rr[rri++] , 1, 965, 1); // 85 - 1108 |
| jeroen3 | 0:d0306c0cbee6 | 305 | while( !SMC_idle()) ; // - |
| jeroen3 | 0:d0306c0cbee6 | 306 | wait_ms(1); |
| jeroen3 | 0:d0306c0cbee6 | 307 | SMC_step(rr[rri++] , 1, 245, 1); // 78 - 739 |
| jeroen3 | 0:d0306c0cbee6 | 308 | while( !SMC_idle()) ; // - |
| jeroen3 | 0:d0306c0cbee6 | 309 | wait_ms(1); |
| jeroen3 | 0:d0306c0cbee6 | 310 | SMC_step(rr[rri++] , 1, 725, 1); // 85 - 1108 |
| jeroen3 | 0:d0306c0cbee6 | 311 | while( !SMC_idle()) ; // - |
| jeroen3 | 0:d0306c0cbee6 | 312 | wait_ms(1); |
| jeroen3 | 0:d0306c0cbee6 | 313 | SMC_step(rr[rri++] , 1, 710, 1); // 87 - 1244 |
| jeroen3 | 0:d0306c0cbee6 | 314 | while( !SMC_idle()) ; // - |
| jeroen3 | 0:d0306c0cbee6 | 315 | wait_ms(1); |
| jeroen3 | 0:d0306c0cbee6 | 316 | SMC_step(rr[rri++] , 1, 125, 1); // 90 - 1479 |
| jeroen3 | 0:d0306c0cbee6 | 317 | while( !SMC_idle()) ; // - |
| jeroen3 | 0:d0306c0cbee6 | 318 | wait_ms(1); |
| jeroen3 | 0:d0306c0cbee6 | 319 | SMC_step(rr[rri++] , 1, 175, 1); // 88 - 1318 |
| jeroen3 | 0:d0306c0cbee6 | 320 | while( !SMC_idle()) ; // - |
| jeroen3 | 0:d0306c0cbee6 | 321 | wait_ms(1); |
| jeroen3 | 0:d0306c0cbee6 | 322 | SMC_step(rr[rri++] , 1, 133, 1); // 87 - 1244 |
| jeroen3 | 0:d0306c0cbee6 | 323 | while( !SMC_idle()) ; // - |
| jeroen3 | 0:d0306c0cbee6 | 324 | wait_ms(1); |
| jeroen3 | 0:d0306c0cbee6 | 325 | SMC_step(rr[rri++] , 1, 860, 1); // 83 - 987 |
| jeroen3 | 0:d0306c0cbee6 | 326 | while( !SMC_idle()) ; // - |
| jeroen3 | 0:d0306c0cbee6 | 327 | wait_ms(1); |
| jeroen3 | 0:d0306c0cbee6 | 328 | SMC_step(rr[rri++] , 1, 695, 1); // 85 - 1108 |
| jeroen3 | 0:d0306c0cbee6 | 329 | while( !SMC_idle()) ; // - |
| jeroen3 | 0:d0306c0cbee6 | 330 | wait_ms(1); |
| jeroen3 | 0:d0306c0cbee6 | 331 | SMC_step(rr[rri++] , 1, 2315, 1); // 78 - 739 |
| jeroen3 | 0:d0306c0cbee6 | 332 | while( !SMC_idle()) ; // - |
| jeroen3 | 0:d0306c0cbee6 | 333 | wait_ms(1); |
| jeroen3 | 0:d0306c0cbee6 | 334 | rri=0; |
| jeroen3 | 0:d0306c0cbee6 | 335 | } |
| jeroen3 | 0:d0306c0cbee6 | 336 | } |
| jeroen3 | 0:d0306c0cbee6 | 337 | /** |
| jeroen3 | 0:d0306c0cbee6 | 338 | *@} |
| jeroen3 | 0:d0306c0cbee6 | 339 | */ |
| jeroen3 | 0:d0306c0cbee6 | 340 | |
| jeroen3 | 0:d0306c0cbee6 | 341 |