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| author | patrickmt <40182064+patrickmt@users.noreply.github.com> | 2019-01-28 19:07:22 +0100 |
|---|---|---|
| committer | Drashna Jaelre <drashna@live.com> | 2019-01-29 02:16:33 +0100 |
| commit | 60ae309ced682edd659a4e1479c176625136db53 (patch) | |
| tree | f647c2a3f3beca0d2feaf2f55012da6f238e1206 | |
| parent | 9e784841c026d3f05df9a5e58668b4244885386f (diff) | |
| download | qmk_firmware-60ae309ced682edd659a4e1479c176625136db53.tar.gz qmk_firmware-60ae309ced682edd659a4e1479c176625136db53.tar.xz | |
arm_atsam ADC0 factory calibration correction
Factory calibration data was not being loaded properly for ADC0, which affects the accuracy of 5V readings.
| -rw-r--r-- | tmk_core/protocol/arm_atsam/adc.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/tmk_core/protocol/arm_atsam/adc.c b/tmk_core/protocol/arm_atsam/adc.c index ab77f9240..cb5c349b7 100644 --- a/tmk_core/protocol/arm_atsam/adc.c +++ b/tmk_core/protocol/arm_atsam/adc.c @@ -74,9 +74,9 @@ void ADC0_init(void) while (ADC0->SYNCBUSY.bit.SAMPCTRL) { DBGC(DC_ADC0_SAMPCTRL_SYNCING_1); } //Load factory calibration data - ADC0->CALIB.bit.BIASCOMP = (ADC0_FUSES_BIASCOMP_ADDR >> ADC0_FUSES_BIASCOMP_Pos) & ADC0_FUSES_BIASCOMP_Msk; - ADC0->CALIB.bit.BIASR2R = (ADC0_FUSES_BIASR2R_ADDR >> ADC0_FUSES_BIASR2R_Pos) & ADC0_FUSES_BIASR2R_Msk; - ADC0->CALIB.bit.BIASREFBUF = (ADC0_FUSES_BIASREFBUF_ADDR >> ADC0_FUSES_BIASREFBUF_Pos) & ADC0_FUSES_BIASREFBUF_Msk; + ADC0->CALIB.bit.BIASCOMP = ((*(uint32_t *)ADC0_FUSES_BIASCOMP_ADDR) & ADC0_FUSES_BIASCOMP_Msk) >> ADC0_FUSES_BIASCOMP_Pos; + ADC0->CALIB.bit.BIASR2R = ((*(uint32_t *)ADC0_FUSES_BIASR2R_ADDR) & ADC0_FUSES_BIASR2R_Msk) >> ADC0_FUSES_BIASR2R_Pos; + ADC0->CALIB.bit.BIASREFBUF = ((*(uint32_t *)ADC0_FUSES_BIASREFBUF_ADDR) & ADC0_FUSES_BIASREFBUF_Msk) >> ADC0_FUSES_BIASREFBUF_Pos; //Enable ADC0->CTRLA.bit.ENABLE = 1; |