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| author | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2011-09-17 15:12:48 +0000 |
|---|---|---|
| committer | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2011-09-17 15:12:48 +0000 |
| commit | 68a4911f7341c86752e50d1d2498698fa2c466db (patch) | |
| tree | c2a9a2c5f558ece759e8c76266480b21276e00fd /testhal/STM32L1xx | |
| parent | f90db59d00378a4999389b75cb66a38db2eb9aa1 (diff) | |
| download | ChibiOS-68a4911f7341c86752e50d1d2498698fa2c466db.tar.gz ChibiOS-68a4911f7341c86752e50d1d2498698fa2c466db.tar.bz2 ChibiOS-68a4911f7341c86752e50d1d2498698fa2c466db.zip | |
SPI driver working on STM32L.
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@3327 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'testhal/STM32L1xx')
| -rw-r--r-- | testhal/STM32L1xx/SPI/main.c | 29 |
1 files changed, 14 insertions, 15 deletions
diff --git a/testhal/STM32L1xx/SPI/main.c b/testhal/STM32L1xx/SPI/main.c index b5466bcae..14e97bd20 100644 --- a/testhal/STM32L1xx/SPI/main.c +++ b/testhal/STM32L1xx/SPI/main.c @@ -36,7 +36,7 @@ static const SPIConfig hs_spicfg = { */
static const SPIConfig ls_spicfg = {
NULL,
- GPIOA,
+ GPIOB,
12,
SPI_CR1_BR_2 | SPI_CR1_BR_1
};
@@ -56,14 +56,14 @@ static msg_t spi_thread_1(void *p) { (void)p;
chRegSetThreadName("SPI thread 1");
while (TRUE) {
- spiAcquireBus(&SPID1); /* Acquire ownership of the bus. */
+ spiAcquireBus(&SPID2); /* Acquire ownership of the bus. */
palClearPad(GPIOB, GPIOB_LED4); /* LED ON. */
- spiStart(&SPID1, &hs_spicfg); /* Setup transfer parameters. */
- spiSelect(&SPID1); /* Slave Select assertion. */
- spiExchange(&SPID1, 512,
+ spiStart(&SPID2, &hs_spicfg); /* Setup transfer parameters. */
+ spiSelect(&SPID2); /* Slave Select assertion. */
+ spiExchange(&SPID2, 512,
txbuf, rxbuf); /* Atomic transfer operations. */
- spiUnselect(&SPID1); /* Slave Select de-assertion. */
- spiReleaseBus(&SPID1); /* Ownership release. */
+ spiUnselect(&SPID2); /* Slave Select de-assertion. */
+ spiReleaseBus(&SPID2); /* Ownership release. */
}
return 0;
}
@@ -77,14 +77,14 @@ static msg_t spi_thread_2(void *p) { (void)p;
chRegSetThreadName("SPI thread 2");
while (TRUE) {
- spiAcquireBus(&SPID1); /* Acquire ownership of the bus. */
+ spiAcquireBus(&SPID2); /* Acquire ownership of the bus. */
palSetPad(GPIOB, GPIOB_LED4); /* LED OFF. */
- spiStart(&SPID1, &ls_spicfg); /* Setup transfer parameters. */
- spiSelect(&SPID1); /* Slave Select assertion. */
- spiExchange(&SPID1, 512,
+ spiStart(&SPID2, &ls_spicfg); /* Setup transfer parameters. */
+ spiSelect(&SPID2); /* Slave Select assertion. */
+ spiExchange(&SPID2, 512,
txbuf, rxbuf); /* Atomic transfer operations. */
- spiUnselect(&SPID1); /* Slave Select de-assertion. */
- spiReleaseBus(&SPID1); /* Ownership release. */
+ spiUnselect(&SPID2); /* Slave Select de-assertion. */
+ spiReleaseBus(&SPID2); /* Ownership release. */
}
return 0;
}
@@ -112,8 +112,7 @@ int main(void) { PAL_STM32_OSPEED_HIGHEST); /* NSS. */
palSetPadMode(GPIOB, 13, PAL_MODE_ALT_OUTPUT_PUSHPULL(5) |
PAL_STM32_OSPEED_HIGHEST); /* SCK. */
- palSetPadMode(GPIOB, 14, PAL_MODE_ALT_INPUT(5) |
- PAL_STM32_OSPEED_HIGHEST); /* MISO. */
+ palSetPadMode(GPIOB, 14, PAL_MODE_ALT_INPUT(5)); /* MISO. */
palSetPadMode(GPIOB, 15, PAL_MODE_ALT_OUTPUT_PUSHPULL(5) |
PAL_STM32_OSPEED_HIGHEST); /* MOSI. */
palSetPad(GPIOB, 12);
|