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Functional test program for MAXREFDES89# that ramps each motor driver output up/down and in each direction sequentially. Uses default configuration, i.e. pwm signals are on D4, D5, D9 and D10 along with default I2C addresses for supporting I.C.s.
Dependencies: MAX14871_Shield mbed
Revision 2:be568cc42d4b, committed 2016-01-23
- Comitter:
- j3
- Date:
- Sat Jan 23 02:23:43 2016 +0000
- Parent:
- 1:c9cf8a2fc829
- Commit message:
- Updated shield library, Sam's main loop for testing
Changed in this revision
diff -r c9cf8a2fc829 -r be568cc42d4b MAX14871_Shield.lib --- a/MAX14871_Shield.lib Wed Dec 23 19:04:16 2015 +0000 +++ b/MAX14871_Shield.lib Sat Jan 23 02:23:43 2016 +0000 @@ -1,1 +1,1 @@ -https://developer.mbed.org/teams/Maxim-Integrated/code/MAX14871_Shield/#4e42c80f56b6 +https://developer.mbed.org/teams/Maxim-Integrated/code/MAX14871_Shield/#a206f6505109
diff -r c9cf8a2fc829 -r be568cc42d4b main.cpp --- a/main.cpp Wed Dec 23 19:04:16 2015 +0000 +++ b/main.cpp Sat Jan 23 02:23:43 2016 +0000 @@ -34,94 +34,134 @@ #include "mbed.h" #include "max14871_shield.h" +template <typename T> +static inline void REPORT (T set, T get) +{ + const char *resp = (set == get) ? "Pass" : "Fail"; + printf("%08d: %s\n", __LINE__, resp); +} + +float float_status = 0.0f; +Max14871_Shield::max14871_current_regulation_mode_t reg_mode_status = Max14871_Shield::TCOFF_SLOW_EXTERNAL_REF; +Max14871_Shield::max14871_operating_mode_t op_mode_status = Max14871_Shield::FORWARD; int main(void) { - + uint8_t idx = 0; const uint8_t DELAY = 50; const float VREF = 2.0f; const float PWM_PERIOD = 0.000025f; //40KHz float pwm_duty_cycle = 0.0f; - + + puts("Starting Test"); Max14871_Shield shld(D14, D15, true); - - Max14871_Shield::max14871_motor_driver_t MD_ARRAY[] = {Max14871_Shield::MD1, Max14871_Shield::MD2, - Max14871_Shield::MD3, Max14871_Shield::MD4}; - + + Max14871_Shield::max14871_motor_driver_t MD_ARRAY[] = {Max14871_Shield::MD1, Max14871_Shield::MD2, + Max14871_Shield::MD3, Max14871_Shield::MD4 + }; + //configure motor drivers - for(idx = 0; idx < 4; idx++) - { + for(idx = 0; idx < 4; idx++) { shld.set_pwm_duty_cycle(MD_ARRAY[idx], pwm_duty_cycle); + float_status = shld.get_pwm_duty_cycle(MD_ARRAY[idx]); + REPORT(pwm_duty_cycle, float_status); + shld.set_pwm_period(MD_ARRAY[idx], PWM_PERIOD); + // no get pwm_period method + float_status = shld.get_pwm_period(MD_ARRAY[idx]); + REPORT(PWM_PERIOD, float_status); + shld.set_current_regulation_mode(MD_ARRAY[idx], Max14871_Shield::RIPPLE_25_EXTERNAL_REF, VREF); + reg_mode_status = shld.get_current_regulation_mode(MD_ARRAY[idx]); + REPORT(Max14871_Shield::RIPPLE_25_EXTERNAL_REF, reg_mode_status); + shld.set_operating_mode(MD_ARRAY[idx], Max14871_Shield::BRAKE); + op_mode_status = shld.get_operating_mode(MD_ARRAY[idx]); + REPORT(Max14871_Shield::BRAKE, op_mode_status); } - - for(idx = 0; idx < 4; idx++) - { - shld.set_operating_mode(MD_ARRAY[idx], Max14871_Shield::FORWARD); - - //Ramp up - printf("Ramping up Forward, MD = %d\n", MD_ARRAY[idx]); - for(pwm_duty_cycle = 0.0f; pwm_duty_cycle < 1.0f; pwm_duty_cycle += 0.1f) - { - printf("Duty Cycle = %0.2f\n", pwm_duty_cycle); - shld.set_pwm_duty_cycle(MD_ARRAY[idx], pwm_duty_cycle); - wait_ms(DELAY); - } - - //100% duty cycle - printf("Duty Cycle = %0.2f\n", pwm_duty_cycle); - shld.set_pwm_duty_cycle(MD_ARRAY[idx], pwm_duty_cycle); - wait_ms(DELAY); - - //Ramp down - printf("Ramping down Forward, MD = %d\n", MD_ARRAY[idx]); - for(pwm_duty_cycle = 1.0f; pwm_duty_cycle > 0.0f; pwm_duty_cycle -= 0.1f) - { - printf("Duty Cycle = %0.2f\n", pwm_duty_cycle); - shld.set_pwm_duty_cycle(MD_ARRAY[idx], pwm_duty_cycle); - wait_ms(DELAY); - } - - //0% duty cycle - printf("Duty Cycle = %0.2f\n", pwm_duty_cycle); - shld.set_pwm_duty_cycle(MD_ARRAY[idx], pwm_duty_cycle); - wait_ms(DELAY); - - shld.set_operating_mode(MD_ARRAY[idx], Max14871_Shield::REVERSE); - - //Ramp up - printf("Ramping up Reverse, MD = %d\n", MD_ARRAY[idx]); - for(pwm_duty_cycle = 0.0f; pwm_duty_cycle < 1.0f; pwm_duty_cycle += 0.1f) - { - printf("Duty Cycle = %0.2f\n", pwm_duty_cycle); - shld.set_pwm_duty_cycle(MD_ARRAY[idx], pwm_duty_cycle); - wait_ms(DELAY); - } - - //100% duty cycle - printf("Duty Cycle = %0.2f\n", pwm_duty_cycle); - shld.set_pwm_duty_cycle(MD_ARRAY[idx], pwm_duty_cycle); - wait_ms(DELAY); - - //Ramp down - printf("Ramping down Reverse, MD = %d\n", MD_ARRAY[idx]); - for(pwm_duty_cycle = 1.0f; pwm_duty_cycle > 0.0f; pwm_duty_cycle -= 0.1f) - { - printf("Duty Cycle = %0.2f\n", pwm_duty_cycle); - shld.set_pwm_duty_cycle(MD_ARRAY[idx], pwm_duty_cycle); - wait_ms(DELAY); - } - - //0% duty cycle - printf("Duty Cycle = %0.2f\n", pwm_duty_cycle); - shld.set_pwm_duty_cycle(MD_ARRAY[idx], pwm_duty_cycle); - wait_ms(DELAY); - - shld.set_operating_mode(MD_ARRAY[idx], Max14871_Shield::COAST); + + for(idx = 0; idx < 4; idx++) { + shld.set_operating_mode(MD_ARRAY[idx], Max14871_Shield::FORWARD); + op_mode_status = shld.get_operating_mode(MD_ARRAY[idx]); + REPORT(Max14871_Shield::FORWARD, op_mode_status); + + //Ramp up + printf("Ramping up Forward, MD = %d\n", MD_ARRAY[idx]); + for(pwm_duty_cycle = 0.0f; pwm_duty_cycle < 1.0f; pwm_duty_cycle += 0.1f) { + printf("Duty Cycle = %0.2f\n", pwm_duty_cycle); + shld.set_pwm_duty_cycle(MD_ARRAY[idx], pwm_duty_cycle); + float_status = shld.get_pwm_duty_cycle(MD_ARRAY[idx]); + REPORT(pwm_duty_cycle, float_status); + wait_ms(DELAY); + } + + //100% duty cycle + printf("Duty Cycle = %0.2f\n", pwm_duty_cycle); + shld.set_pwm_duty_cycle(MD_ARRAY[idx], pwm_duty_cycle); + float_status = shld.get_pwm_duty_cycle(MD_ARRAY[idx]); + REPORT(pwm_duty_cycle, float_status); + wait_ms(DELAY); + + //Ramp down + printf("Ramping down Forward, MD = %d\n", MD_ARRAY[idx]); + for(pwm_duty_cycle = 1.0f; pwm_duty_cycle > 0.0f; pwm_duty_cycle -= 0.1f) { + printf("Duty Cycle = %0.2f\n", pwm_duty_cycle); + shld.set_pwm_duty_cycle(MD_ARRAY[idx], pwm_duty_cycle); + float_status = shld.get_pwm_duty_cycle(MD_ARRAY[idx]); + REPORT(pwm_duty_cycle, float_status); + wait_ms(DELAY); + } + + //0% duty cycle + printf("Duty Cycle = %0.2f\n", pwm_duty_cycle); + shld.set_pwm_duty_cycle(MD_ARRAY[idx], pwm_duty_cycle); + float_status = shld.get_pwm_duty_cycle(MD_ARRAY[idx]); + REPORT(pwm_duty_cycle, float_status); + wait_ms(DELAY); + + shld.set_operating_mode(MD_ARRAY[idx], Max14871_Shield::REVERSE); + op_mode_status = shld.get_operating_mode(MD_ARRAY[idx]); + REPORT(Max14871_Shield::REVERSE, op_mode_status); + + //Ramp up + printf("Ramping up Reverse, MD = %d\n", MD_ARRAY[idx]); + for(pwm_duty_cycle = 0.0f; pwm_duty_cycle < 1.0f; pwm_duty_cycle += 0.1f) { + printf("Duty Cycle = %0.2f\n", pwm_duty_cycle); + shld.set_pwm_duty_cycle(MD_ARRAY[idx], pwm_duty_cycle); + float_status = shld.get_pwm_duty_cycle(MD_ARRAY[idx]); + REPORT(pwm_duty_cycle, float_status); + wait_ms(DELAY); + } + + //100% duty cycle + printf("Duty Cycle = %0.2f\n", pwm_duty_cycle); + shld.set_pwm_duty_cycle(MD_ARRAY[idx], pwm_duty_cycle); + float_status = shld.get_pwm_duty_cycle(MD_ARRAY[idx]); + REPORT(pwm_duty_cycle, float_status); + wait_ms(DELAY); + + //Ramp down + printf("Ramping down Reverse, MD = %d\n", MD_ARRAY[idx]); + for(pwm_duty_cycle = 1.0f; pwm_duty_cycle > 0.0f; pwm_duty_cycle -= 0.1f) { + printf("Duty Cycle = %0.2f\n", pwm_duty_cycle); + shld.set_pwm_duty_cycle(MD_ARRAY[idx], pwm_duty_cycle); + float_status = shld.get_pwm_duty_cycle(MD_ARRAY[idx]); + REPORT(pwm_duty_cycle, float_status); + wait_ms(DELAY); + } + + //0% duty cycle + printf("Duty Cycle = %0.2f\n", pwm_duty_cycle); + shld.set_pwm_duty_cycle(MD_ARRAY[idx], pwm_duty_cycle); + float_status = shld.get_pwm_duty_cycle(MD_ARRAY[idx]); + REPORT(pwm_duty_cycle, float_status); + wait_ms(DELAY); + + shld.set_operating_mode(MD_ARRAY[idx], Max14871_Shield::COAST); + op_mode_status = shld.get_operating_mode(MD_ARRAY[idx]); + REPORT(Max14871_Shield::COAST, op_mode_status); } - + return 0; }
diff -r c9cf8a2fc829 -r be568cc42d4b mbed.bld --- a/mbed.bld Wed Dec 23 19:04:16 2015 +0000 +++ b/mbed.bld Sat Jan 23 02:23:43 2016 +0000 @@ -1,1 +1,1 @@ -http://mbed.org/users/mbed_official/code/mbed/builds/4336505e4b1c \ No newline at end of file +http://mbed.org/users/mbed_official/code/mbed/builds/6f327212ef96 \ No newline at end of file