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| author | Joey Castillo <joeycastillo@utexas.edu> | 2022-01-09 12:12:41 -0500 |
|---|---|---|
| committer | Joey Castillo <joeycastillo@utexas.edu> | 2022-01-09 12:12:41 -0500 |
| commit | a10267552260466d0dd50432faffbdbceec94eb6 (patch) | |
| tree | 8bb3f0097f547f120b95e127e27c9b6bcd941b55 /watch-library | |
| parent | 54762248a33e3a26701966d403ada6eb5bba86a5 (diff) | |
| download | Sensor-Watch-a10267552260466d0dd50432faffbdbceec94eb6.tar.gz Sensor-Watch-a10267552260466d0dd50432faffbdbceec94eb6.tar.bz2 Sensor-Watch-a10267552260466d0dd50432faffbdbceec94eb6.zip | |
set correct registers for range and rate
Diffstat (limited to 'watch-library')
| -rw-r--r-- | watch-library/driver/lis2dw.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/watch-library/driver/lis2dw.c b/watch-library/driver/lis2dw.c index 4e0cc473..4e506a6d 100644 --- a/watch-library/driver/lis2dw.c +++ b/watch-library/driver/lis2dw.c @@ -92,21 +92,21 @@ lis2dw_reading lis2dw_get_raw_reading(void) { } void lis2dw_set_range(lis2dw_range_t range) { - uint8_t val = watch_i2c_read8(LIS2DW_ADDRESS, LIS2DW_REG_CTRL4) & 0xCF; + uint8_t val = watch_i2c_read8(LIS2DW_ADDRESS, LIS2DW_REG_CTRL6) & ~(LIS2DW_RANGE_16_G << 4); uint8_t bits = range << 4; - watch_i2c_write8(LIS2DW_ADDRESS, LIS2DW_REG_CTRL4, val | bits); + watch_i2c_write8(LIS2DW_ADDRESS, LIS2DW_REG_CTRL6, val | bits); } lis2dw_range_t lis2dw_get_range(void) { - uint8_t retval = watch_i2c_read8(LIS2DW_ADDRESS, LIS2DW_REG_CTRL4) & 0x30; + uint8_t retval = watch_i2c_read8(LIS2DW_ADDRESS, LIS2DW_REG_CTRL6) & (LIS2DW_RANGE_16_G << 4); retval >>= 4; return (lis2dw_range_t)retval; } void lis2dw_set_data_rate(lis2dw_data_rate_t dataRate) { - uint8_t val = watch_i2c_read8(LIS2DW_ADDRESS, LIS2DW_REG_CTRL1) & 0x0F; + uint8_t val = watch_i2c_read8(LIS2DW_ADDRESS, LIS2DW_REG_CTRL1) & ~(0b1111 << 4); uint8_t bits = dataRate << 4; watch_i2c_write8(LIS2DW_ADDRESS, LIS2DW_REG_CTRL1, val | bits); |