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authorStephen Caudle2011-10-31 00:16:37 -0400
committerStephen Caudle2011-10-31 00:16:37 -0400
commit580d25a84baaa160b0afdc096e9aa1e8ca1c2d2b (patch)
treed3df10cb7a99745eafabe15a0ec286dc9923b4e8 /examples/stm32f2/jobygps/spi_test/spi_test.c
parent68d2e0d1e3c587e18eef6a6ef9c40b3549b2f9e7 (diff)
Move STM32 example projects in family specific folders
Diffstat (limited to 'examples/stm32f2/jobygps/spi_test/spi_test.c')
-rw-r--r--examples/stm32f2/jobygps/spi_test/spi_test.c113
1 files changed, 0 insertions, 113 deletions
diff --git a/examples/stm32f2/jobygps/spi_test/spi_test.c b/examples/stm32f2/jobygps/spi_test/spi_test.c
deleted file mode 100644
index b45789c..0000000
--- a/examples/stm32f2/jobygps/spi_test/spi_test.c
+++ /dev/null
@@ -1,113 +0,0 @@
-/*
- * This file is part of the libopencm3 project.
- *
- * Copyright (C) 2011 Fergus Noble <fergusnoble@gmail.com>
- * Copyright (C) 2011 Henry Hallam <henry@pericynthion.org>
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <libopencm3/stm32/spi.h>
-#include <libopencm3/stm32/usart.h>
-#include <libopencm3/stm32/nvic.h>
-#include <libopencm3/stm32/f2/gpio.h>
-#include <libopencm3/stm32/f2/rcc.h>
-
-#include <stdio.h>
-#include <errno.h>
-
-void clock_setup(void)
-{
- RCC_APB1ENR |= RCC_APB1ENR_SPI2EN;
- RCC_APB2ENR |= RCC_APB2ENR_USART1EN;
- RCC_AHB1ENR |= RCC_AHB1ENR_GPIOCEN | RCC_AHB1ENR_GPIOAEN | RCC_AHB1ENR_GPIOBEN;
-
-}
-
-void spi_setup(void)
-{
- gpio_mode_setup(GPIOB, GPIO_MODE_AF, GPIO_PUPD_NONE, GPIO13 | GPIO14 | GPIO15);
- gpio_set_af(GPIOB, GPIO_AF5, GPIO13 | GPIO14 | GPIO15);
-
- /* Setup SPI parameters. */
- spi_init_master(SPI2, SPI_CR1_BAUDRATE_FPCLK_DIV_256, SPI_CR1_CPOL, \
- SPI_CR1_CPHA, SPI_CR1_DFF_8BIT, SPI_CR1_MSBFIRST);
- spi_enable_ss_output(SPI2); /* Required, see 25.3.1 section about NSS */
-
- /* Finally enable the SPI. */
- spi_enable(SPI2);
-}
-
-void usart_setup(void)
-{
- gpio_mode_setup(GPIOA, GPIO_MODE_AF, GPIO_PUPD_NONE, GPIO9);
- gpio_set_af(GPIOA, GPIO_AF7, GPIO9|GPIO10);
-
- /* Setup UART parameters. */
- usart_set_baudrate(USART1, 9600, 16000000);
- usart_set_databits(USART1, 8);
- usart_set_stopbits(USART1, USART_STOPBITS_1);
- usart_set_parity(USART1, USART_PARITY_NONE);
- usart_set_flow_control(USART1, USART_FLOWCONTROL_NONE);
- usart_set_mode(USART1, USART_MODE_TX);
-
- /* Finally enable the USART. */
- usart_enable(USART1);
-}
-
-void gpio_setup(void)
-{
- gpio_set(GPIOC, GPIO3);
-
- /* Setup GPIO3 (in GPIO port C) for led use. */
- gpio_mode_setup(GPIOC, GPIO_MODE_OUTPUT,
- GPIO_MODE_OUTPUT, GPIO3);
-}
-
-int _write (int file, char *ptr, int len)
-{
- int i;
-
- if (file == 1) {
- for (i = 0; i < len; i++){
- usart_send_blocking(USART1, ptr[i]);
- }
- return i;
- }
- errno = EIO;
- return -1;
-}
-
-int main(void)
-{
- int counter = 0;
- volatile u16 dummy;
-
- clock_setup();
- gpio_setup();
- usart_setup();
- spi_setup();
-
- while (1)
- {
- counter++;
- printf("Hello, world! %i\r\n", counter);
- dummy = spi_read(SPI2); /* Stops RX buff overflow, but probably not needed */
- spi_send(SPI2,(u8)counter);
- gpio_toggle(GPIOC, GPIO3);
- }
-
- while(1);
- return 0;
-}