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sm_esc.cpp@9:1b54bac6d9a7, 2019-10-03 (annotated)
- Committer:
- GaspardD
- Date:
- Thu Oct 03 23:28:56 2019 +0000
- Revision:
- 9:1b54bac6d9a7
- Parent:
- 8:f23601373e8b
- Child:
- 12:58ad06f9847d
a tester ;
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
GaspardD | 1:8faddee0e52f | 1 | #include "sm_esc.h" |
GaspardD | 6:ab9f3695633f | 2 | #include "sm_sections.h" |
GaspardD | 1:8faddee0e52f | 3 | |
GaspardD | 1:8faddee0e52f | 4 | PwmOut pwm_ESC(PD_12); |
GaspardD | 1:8faddee0e52f | 5 | DigitalOut relay_ESC(PG_0); |
GaspardD | 8:f23601373e8b | 6 | E_STATE_ESC e_ESC_state; |
GaspardD | 1:8faddee0e52f | 7 | |
GaspardD | 1:8faddee0e52f | 8 | void init_sm_esc() |
GaspardD | 1:8faddee0e52f | 9 | { |
GaspardD | 8:f23601373e8b | 10 | e_ESC_state = ESC_DISABLED; |
GaspardD | 1:8faddee0e52f | 11 | return; |
GaspardD | 1:8faddee0e52f | 12 | } |
GaspardD | 1:8faddee0e52f | 13 | |
GaspardD | 1:8faddee0e52f | 14 | void update_sm_esc() |
GaspardD | 1:8faddee0e52f | 15 | { |
GaspardD | 8:f23601373e8b | 16 | E_STATE_ESC next_state = e_ESC_state; |
GaspardD | 1:8faddee0e52f | 17 | |
GaspardD | 8:f23601373e8b | 18 | switch(e_ESC_state) { |
GaspardD | 1:8faddee0e52f | 19 | case ESC_DISABLED: |
GaspardD | 8:f23601373e8b | 20 | if(b_UTILS_flag_button_ESC && !b_UTILS_flag_emergency_stop) { |
GaspardD | 1:8faddee0e52f | 21 | next_state = ESC_INIT; |
GaspardD | 1:8faddee0e52f | 22 | } |
GaspardD | 1:8faddee0e52f | 23 | break; |
GaspardD | 1:8faddee0e52f | 24 | case ESC_INIT: |
GaspardD | 1:8faddee0e52f | 25 | next_state = ESC_COMMAND; |
GaspardD | 1:8faddee0e52f | 26 | break; |
GaspardD | 1:8faddee0e52f | 27 | case ESC_COMMAND: |
GaspardD | 5:8bbe640528bc | 28 | if(b_UTILS_flag_emergency_stop) { |
GaspardD | 5:8bbe640528bc | 29 | next_state = ESC_DISABLED; |
GaspardD | 5:8bbe640528bc | 30 | } |
GaspardD | 1:8faddee0e52f | 31 | break; |
GaspardD | 1:8faddee0e52f | 32 | default: |
GaspardD | 5:8bbe640528bc | 33 | break; |
GaspardD | 1:8faddee0e52f | 34 | } |
GaspardD | 1:8faddee0e52f | 35 | |
GaspardD | 8:f23601373e8b | 36 | e_ESC_state = next_state; |
GaspardD | 1:8faddee0e52f | 37 | return; |
GaspardD | 1:8faddee0e52f | 38 | } |
GaspardD | 1:8faddee0e52f | 39 | |
GaspardD | 1:8faddee0e52f | 40 | void output_sm_esc() |
GaspardD | 1:8faddee0e52f | 41 | { |
GaspardD | 8:f23601373e8b | 42 | switch(e_ESC_state) { |
GaspardD | 1:8faddee0e52f | 43 | case ESC_DISABLED: |
GaspardD | 5:8bbe640528bc | 44 | if(b_UTILS_flag_emergency_stop) { |
GaspardD | 9:1b54bac6d9a7 | 45 | rs_LOG_pc.printf("EMERGENCY STOP\r\n"); |
GaspardD | 4:efa207509f63 | 46 | b_UTILS_flag_emergency_stop = false; |
GaspardD | 8:f23601373e8b | 47 | if(b_CHASSIS_with_pushbutton) { |
GaspardD | 5:8bbe640528bc | 48 | relay_ESC = 1; |
GaspardD | 5:8bbe640528bc | 49 | wait(0.5); |
GaspardD | 5:8bbe640528bc | 50 | } |
GaspardD | 3:1b7eb426247e | 51 | relay_ESC = 0; |
GaspardD | 3:1b7eb426247e | 52 | } |
GaspardD | 1:8faddee0e52f | 53 | break; |
GaspardD | 5:8bbe640528bc | 54 | |
GaspardD | 1:8faddee0e52f | 55 | case ESC_INIT: |
GaspardD | 9:1b54bac6d9a7 | 56 | rs_LOG_pc.printf("Init esc\r\n"); |
GaspardD | 8:f23601373e8b | 57 | b_UTILS_flag_button_ESC = false; |
GaspardD | 3:1b7eb426247e | 58 | pwm_ESC.period_ms(ESC_PERIOD_DURATION_MS); //20 ms is default |
GaspardD | 3:1b7eb426247e | 59 | pwm_ESC.pulsewidth_us(0); |
GaspardD | 5:8bbe640528bc | 60 | |
GaspardD | 1:8faddee0e52f | 61 | relay_ESC = 1; |
GaspardD | 8:f23601373e8b | 62 | if(b_CHASSIS_with_pushbutton) { |
GaspardD | 6:ab9f3695633f | 63 | wait(0.5); |
GaspardD | 6:ab9f3695633f | 64 | relay_ESC = 0; |
GaspardD | 5:8bbe640528bc | 65 | } |
GaspardD | 3:1b7eb426247e | 66 | wait(0.1); |
GaspardD | 5:8bbe640528bc | 67 | |
GaspardD | 3:1b7eb426247e | 68 | pwm_ESC.pulsewidth_us(ESC_PULSE_MIN_US); |
GaspardD | 3:1b7eb426247e | 69 | wait(3); |
GaspardD | 3:1b7eb426247e | 70 | pwm_ESC.pulsewidth_us(ESC_PULSE_MAX_US); |
GaspardD | 3:1b7eb426247e | 71 | wait(1); |
GaspardD | 3:1b7eb426247e | 72 | pwm_ESC.pulsewidth_us(ESC_PULSE_IDLE_US); |
GaspardD | 1:8faddee0e52f | 73 | wait(1); |
GaspardD | 9:1b54bac6d9a7 | 74 | log_start(10000); |
GaspardD | 1:8faddee0e52f | 75 | break; |
GaspardD | 5:8bbe640528bc | 76 | |
GaspardD | 1:8faddee0e52f | 77 | case ESC_COMMAND: |
GaspardD | 8:f23601373e8b | 78 | switch(e_SECTIONS_state) { |
GaspardD | 6:ab9f3695633f | 79 | case RUNNING_SECTION: |
GaspardD | 8:f23601373e8b | 80 | pwm_ESC.pulsewidth_us(s_UTILS_currentSection->targetSpeed_mps); |
GaspardD | 6:ab9f3695633f | 81 | break; |
GaspardD | 6:ab9f3695633f | 82 | case STOPPED: |
GaspardD | 6:ab9f3695633f | 83 | break; |
GaspardD | 6:ab9f3695633f | 84 | default: |
GaspardD | 6:ab9f3695633f | 85 | break; |
GaspardD | 8:f23601373e8b | 86 | } |
GaspardD | 1:8faddee0e52f | 87 | break; |
GaspardD | 1:8faddee0e52f | 88 | default: |
GaspardD | 5:8bbe640528bc | 89 | break; |
GaspardD | 1:8faddee0e52f | 90 | } |
GaspardD | 5:8bbe640528bc | 91 | |
GaspardD | 1:8faddee0e52f | 92 | return; |
GaspardD | 1:8faddee0e52f | 93 | } |