diff options
| author | Keith Packard <keithp@keithp.com> | 2018-12-30 14:11:03 -0800 |
|---|---|---|
| committer | Keith Packard <keithp@keithp.com> | 2018-12-30 14:17:27 -0800 |
| commit | 0d472ab07224a21abfa83da8336439d7844f9aa8 (patch) | |
| tree | 14c0f49b37758c130bfa37332e3c9e41f8c4924d /src | |
| parent | 4fb00afc9018c6179c4aff897fcbb330588d02a2 (diff) | |
altos: Don't validate ADXL375 self test for maximum value
The data sheet says this is unreliable, and that we should be using an
FFT anyways.
Signed-off-by: Keith Packard <keithp@keithp.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/drivers/ao_adxl375.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/src/drivers/ao_adxl375.c b/src/drivers/ao_adxl375.c index 778c214b..66d39ff9 100644 --- a/src/drivers/ao_adxl375.c +++ b/src/drivers/ao_adxl375.c @@ -172,7 +172,6 @@ ao_adxl375_setup(void) (0 << AO_ADXL375_POWER_CTL_SLEEP) | (AO_ADXL375_POWER_CTL_WAKEUP_8 << AO_ADXL375_POWER_CTL_WAKEUP)); - (void) ao_adxl375_total_value; /* Perform self-test */ struct ao_adxl375_total self_test_off, self_test_on; @@ -204,9 +203,16 @@ ao_adxl375_setup(void) self_test_value = z_change; - if (z_change < MIN_SELF_TEST || MAX_SELF_TEST < z_change) + if (z_change < MIN_SELF_TEST) ao_sensor_errors = 1; + /* This check is commented out as maximum self test is unreliable + + if (z_change > MAX_SELF_TEST) + ao_sensor_errors = 1; + + */ + /* Discard some samples to let it settle down */ ao_adxl375_total_value(&self_test_off, AO_ADXL375_SELF_TEST_SETTLE); } |