diff options
| author | Keith Packard <keithp@keithp.com> | 2012-04-09 00:06:35 -0700 |
|---|---|---|
| committer | Keith Packard <keithp@keithp.com> | 2012-04-09 00:06:35 -0700 |
| commit | e027247a9ef82746c26bcb8d0a851a0fa06511de (patch) | |
| tree | abf5cc7dd39fc2f725c033c6492999d17aa353bd | |
| parent | 059f09dbca4703c25b42389b54c6510331c39485 (diff) | |
altos: Slow STM SPI down a bit so the MS5607 returns values
It's still not working right, but at least it returns something other
than all zeros...
Signed-off-by: Keith Packard <keithp@keithp.com>
| -rw-r--r-- | src/stm/ao_spi_stm.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/stm/ao_spi_stm.c b/src/stm/ao_spi_stm.c index ecf7934f..d3e1ca4b 100644 --- a/src/stm/ao_spi_stm.c +++ b/src/stm/ao_spi_stm.c @@ -167,9 +167,9 @@ ao_spi_get(uint8_t spi_index) (0 << STM_SPI_CR1_RXONLY) | (1 << STM_SPI_CR1_SSM) | /* Software SS handling */ (1 << STM_SPI_CR1_SSI) | /* ... */ - (0 << STM_SPI_CR1_LSBFIRST) | /* Little endian */ + (0 << STM_SPI_CR1_LSBFIRST) | /* Big endian */ (1 << STM_SPI_CR1_SPE) | /* Enable SPI unit */ - (STM_SPI_CR1_BR_PCLK_4 << STM_SPI_CR1_BR) | /* baud rate to pclk/4 */ + (STM_SPI_CR1_BR_PCLK_16 << STM_SPI_CR1_BR) | /* baud rate to pclk/4 */ (1 << STM_SPI_CR1_MSTR) | (0 << STM_SPI_CR1_CPOL) | /* Format 0 */ (0 << STM_SPI_CR1_CPHA)); |