diff options
author | Christian Pointner <equinox@spreadspace.org> | 2014-05-20 04:02:33 +0200 |
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committer | Christian Pointner <equinox@spreadspace.org> | 2014-05-20 04:02:33 +0200 |
commit | 79a8c06cd5f5f8d6ad887a5ca71d4464523a43e1 (patch) | |
tree | ef801a725ca1bc07a02bed9799afc0e765711a15 /tube-rotator/stepper.c | |
parent | better min/max values (diff) |
added set speed in rpm
Diffstat (limited to 'tube-rotator/stepper.c')
-rw-r--r-- | tube-rotator/stepper.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/tube-rotator/stepper.c b/tube-rotator/stepper.c index 84bd666..3a08cd4 100644 --- a/tube-rotator/stepper.c +++ b/tube-rotator/stepper.c @@ -132,7 +132,12 @@ uint16_t stepper_get_speed(void) return target_speed; } -uint16_t stepper_get_speed_rpm(void) +void stepper_set_speed_rpm(uint8_t new_rpm) { - return (uint16_t)lround( ( (double)F_CPU / (double)(64.0 * 800.0 * (double)(target_speed + 1) ) ) * 60.0 ); + stepper_set_speed(( (uint16_t)( (double)(60.0 * F_CPU) / (double)(64.0 * 800.0 * (double)new_rpm) ) ) - 1); +} + +uint8_t stepper_get_speed_rpm(void) +{ + return (uint8_t)lround( ( (double)F_CPU / (double)(64.0 * 800.0 * (double)(target_speed + 1) ) ) * 60.0 ); } |