aboutsummaryrefslogtreecommitdiffstats
path: root/testhal/STM32F37x/I2C/main.c
diff options
context:
space:
mode:
authorgdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4>2013-06-15 16:48:36 +0000
committergdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4>2013-06-15 16:48:36 +0000
commit9c9c52f753a9caf51189ad9e1293476f2384676b (patch)
treee53ea9f519e7e2fbdbab38e2c693daef5204cd88 /testhal/STM32F37x/I2C/main.c
parent7c68ef157d009f9932ac47ba21ba5d74e321623f (diff)
downloadChibiOS-9c9c52f753a9caf51189ad9e1293476f2384676b.tar.gz
ChibiOS-9c9c52f753a9caf51189ad9e1293476f2384676b.tar.bz2
ChibiOS-9c9c52f753a9caf51189ad9e1293476f2384676b.zip
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/branches/kernel_3_dev@5858 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'testhal/STM32F37x/I2C/main.c')
-rw-r--r--testhal/STM32F37x/I2C/main.c110
1 files changed, 0 insertions, 110 deletions
diff --git a/testhal/STM32F37x/I2C/main.c b/testhal/STM32F37x/I2C/main.c
deleted file mode 100644
index fc0e4e2ab..000000000
--- a/testhal/STM32F37x/I2C/main.c
+++ /dev/null
@@ -1,110 +0,0 @@
-/*
- ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio
-
- Licensed under the Apache License, Version 2.0 (the "License");
- you may not use this file except in compliance with the License.
- You may obtain a copy of the License at
-
- http://www.apache.org/licenses/LICENSE-2.0
-
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
-*/
-
-#include "ch.h"
-#include "hal.h"
-
-/*
- * Timing values are taken from the RM except the PRESC set to 9 because
- * the input clock is 72MHz.
- * The timings are critical, please always refer to the STM32 Reference
- * Manual before attempting changes.
- */
-#if 0
-static const I2CConfig i2cconfig = {
- STM32_TIMINGR_PRESC(8U) | /* 72MHz/9 = 8MHz I2CCLK. */
- STM32_TIMINGR_SCLDEL(3U) | STM32_TIMINGR_SDADEL(3U) |
- STM32_TIMINGR_SCLH(3U) | STM32_TIMINGR_SCLL(9U),
- 0,
- 0
-};
-#endif
-static const I2CConfig i2cconfig = {
- STM32_TIMINGR_PRESC(15U) |
- STM32_TIMINGR_SCLDEL(4U) | STM32_TIMINGR_SDADEL(2U) |
- STM32_TIMINGR_SCLH(15U) | STM32_TIMINGR_SCLL(21U),
- 0,
- 0
-};
-
-/*
- * This is a periodic thread that does absolutely nothing except flashing
- * a LED.
- */
-static WORKING_AREA(blinker_wa, 128);
-static msg_t blinker(void *arg) {
-
- (void)arg;
- chRegSetThreadName("blinker");
- while (TRUE) {
- palSetPad(GPIOC, GPIOC_LED1);
- chThdSleepMilliseconds(500);
- palClearPad(GPIOC, GPIOC_LED1);
- chThdSleepMilliseconds(500);
- }
- return 0;
-}
-
-/*
- * Application entry point.
- */
-int main(void) {
-
- /*
- * System initializations.
- * - HAL initialization, this also initializes the configured device drivers
- * and performs the board-specific initializations.
- * - Kernel initialization, the main() function becomes a thread and the
- * RTOS is active.
- */
- halInit();
- chSysInit();
-
- /*
- * Starting the I2C driver 2.
- */
- i2cStart(&I2CD2, &i2cconfig);
-
- /*
- * Starting the blinker thread.
- */
- chThdCreateStatic(blinker_wa, sizeof(blinker_wa),
- NORMALPRIO-1, blinker, NULL);
-
- /*
- * Normal main() thread activity, in this demo it does nothing.
- */
- while (TRUE) {
- unsigned i;
- msg_t msg;
- static const uint8_t cmd[] = {0, 0};
- uint8_t data[16];
-
- msg = i2cMasterTransmitTimeout(&I2CD2, 0x52, cmd, sizeof(cmd),
- data, sizeof(data), TIME_INFINITE);
- if (msg != RDY_OK)
- palTogglePad(GPIOC, GPIOC_LED3);
- for (i = 0; i < 256; i++) {
- msg = i2cMasterReceiveTimeout(&I2CD2, 0x52,
- data, sizeof(data), TIME_INFINITE);
- if (msg != RDY_OK)
- palTogglePad(GPIOC, GPIOC_LED3);
- }
- chThdSleepMilliseconds(500);
- palTogglePad(GPIOC, GPIOC_LED2);
- }
- return 0;
-}