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Diffstat (limited to 'examples/stm32f1/stm32-h103/usart_printf/usart_printf.c')
-rw-r--r--examples/stm32f1/stm32-h103/usart_printf/usart_printf.c108
1 files changed, 0 insertions, 108 deletions
diff --git a/examples/stm32f1/stm32-h103/usart_printf/usart_printf.c b/examples/stm32f1/stm32-h103/usart_printf/usart_printf.c
deleted file mode 100644
index 1eb067f..0000000
--- a/examples/stm32f1/stm32-h103/usart_printf/usart_printf.c
+++ /dev/null
@@ -1,108 +0,0 @@
-/*
- * This file is part of the libopencm3 project.
- *
- * Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de>,
- * 2011 Piotr Esden-Tempski <piotr@esden.net>
- *
- * 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/f1/rcc.h>
-#include <libopencm3/stm32/f1/gpio.h>
-#include <libopencm3/stm32/usart.h>
-#include <libopencm3/stm32/nvic.h>
-
-#include <stdio.h>
-#include <errno.h>
-
-void clock_setup(void)
-{
- rcc_clock_setup_in_hse_8mhz_out_72mhz();
-
- /* Enable GPIOA clock (for LED GPIOs). */
- rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_IOPCEN);
-
- /* Enable clocks for GPIO port A (for GPIO_USART1_TX) and USART1. */
- rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_IOPAEN |
- RCC_APB2ENR_AFIOEN |
- RCC_APB2ENR_USART1EN);
-}
-
-void usart_setup(void)
-{
- /* Setup GPIO pin GPIO_USART1_RE_TX on GPIO port B for transmit. */
- gpio_set_mode(GPIOA, GPIO_MODE_OUTPUT_50_MHZ,
- GPIO_CNF_OUTPUT_ALTFN_PUSHPULL, GPIO_USART1_TX);
-
- /* Setup UART parameters. */
- usart_set_baudrate(USART1, 230400, rcc_ppre2_frequency);
- 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, GPIO12);
-
- /* Setup GPIO6 and 7 (in GPIO port A) for led use. */
- gpio_set_mode(GPIOC, GPIO_MODE_OUTPUT_50_MHZ,
- GPIO_CNF_OUTPUT_PUSHPULL, GPIO12);
-}
-
-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;
- float fcounter = 0.0;
- double dcounter = 0.0;
-
- clock_setup();
- gpio_setup();
- usart_setup();
-
- /*
- * Write Hello World an integer, float and double all over
- * again while incrementing the numbers.
- */
- while (1) {
- gpio_toggle(GPIOC, GPIO12);
- printf("Hello World! %i %f %f\r\n", counter, fcounter, dcounter);
- counter++;
- fcounter+=0.01;
- dcounter+=0.01;
- }
-
- return 0;
-}