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authorbarthess <barthess@35acf78f-673a-0410-8e92-d51de3d6d3f4>2011-12-06 09:09:53 +0000
committerbarthess <barthess@35acf78f-673a-0410-8e92-d51de3d6d3f4>2011-12-06 09:09:53 +0000
commit1253ee88be70e16fe9057b5e1727f8664fa0c4ae (patch)
tree4e33cffba973a4ffcfa826f6a29966a4959bef67 /testhal/STM32F1xx/I2C/tmp75.c
parentdbee267868ee52517dd465aee0078619dc68f584 (diff)
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I2C. Testhal changed.
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/branches/i2c_dev@3558 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'testhal/STM32F1xx/I2C/tmp75.c')
-rw-r--r--testhal/STM32F1xx/I2C/tmp75.c52
1 files changed, 0 insertions, 52 deletions
diff --git a/testhal/STM32F1xx/I2C/tmp75.c b/testhal/STM32F1xx/I2C/tmp75.c
deleted file mode 100644
index 72e634527..000000000
--- a/testhal/STM32F1xx/I2C/tmp75.c
+++ /dev/null
@@ -1,52 +0,0 @@
-/**
- * TMP75 is most simple I2C device in our case. It is already useful with
- * default settings after powerup.
- * You only must read 2 sequential bytes from it.
- */
-
-#include <stdlib.h>
-
-#include "ch.h"
-#include "hal.h"
-
-#include "tmp75.h"
-
-
-/* input buffer */
-static i2cblock_t tmp75_rx_data[TMP75_RX_DEPTH];
-
-/* temperature value */
-static int16_t temperature = 0;
-
-/* Simple error trap */
-static void i2c_tmp75_error_cb(I2CDriver *i2cp, const I2CSlaveConfig *i2cscfg){
- (void)i2cscfg;
- int status = 0;
- status = i2cp->id_i2c->SR1;
- while(TRUE);
-}
-
-/* This callback raise up when transfer finished */
-static void i2c_tmp75_cb(I2CDriver *i2cp, const I2CSlaveConfig *i2cscfg){
- (void)*i2cp;
- (void)*i2cscfg;
- /* store temperature value */
-}
-
-/* Fill TMP75 config. */
-static const I2CSlaveConfig tmp75 = {
- i2c_tmp75_cb,
- i2c_tmp75_error_cb,
-};
-
-#define tmp75_addr 0b1001000
-
-/* This is main function. */
-void request_temperature(void){
- i2cAcquireBus(&I2CD2);
- i2cMasterReceive(&I2CD2, &tmp75, tmp75_addr, tmp75_rx_data, 2);
- i2cReleaseBus(&I2CD2);
- temperature = (tmp75_rx_data[0] << 8) + tmp75_rx_data[1];
-}
-
-