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authorJoey Castillo <jose.castillo@gmail.com>2021-08-02 13:48:35 -0400
committerJoey Castillo <jose.castillo@gmail.com>2021-08-02 14:36:04 -0400
commit34945d78e933fc62bedcc975e88be02a0b7fcc2e (patch)
tree317edc18fe08d76a1f5d8c3aabf88cf58ba73897 /Sensor Watch Starter Project/main.c
parent2d1e2e8c76623543817f4c62b26fc300c1fd0d2c (diff)
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major project reorg, move library one level up
Diffstat (limited to 'Sensor Watch Starter Project/main.c')
-rwxr-xr-xSensor Watch Starter Project/main.c108
1 files changed, 0 insertions, 108 deletions
diff --git a/Sensor Watch Starter Project/main.c b/Sensor Watch Starter Project/main.c
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--- a/Sensor Watch Starter Project/main.c
+++ /dev/null
@@ -1,108 +0,0 @@
-/*
- * Copyright (c) 2021, Joey Castillo
- * SAML22 starter project is Copyright (c) 2014-2017, Alex Taradov <alex@taradov.com>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- */
-
-//-----------------------------------------------------------------------------
-#include <stdlib.h>
-#include <stdint.h>
-#include <stdbool.h>
-#include <string.h>
-#include <stdio.h>
-#include "saml22.h"
-#include "hal_init.h"
-#include "peripheral_clk_config.h"
-#include "hal_gpio.h"
-#include "atmel_start_pins.h"
-#include "watch.h"
-#include "app.h"
-
-//-----------------------------------------------------------------------------
-HAL_GPIO_PIN(UART_TX, B, 0)
-HAL_GPIO_PIN(UART_RX, B, 2)
-
-//-----------------------------------------------------------------------------
-static void uart_init(uint32_t baud) {
- uint64_t br = (uint64_t)65536 * (CONF_CPU_FREQUENCY - 16 * baud) / CONF_CPU_FREQUENCY;
-
- HAL_GPIO_UART_TX_out();
- HAL_GPIO_UART_TX_pmuxen(HAL_GPIO_PMUX_C);
- HAL_GPIO_UART_RX_in();
- HAL_GPIO_UART_RX_pmuxen(HAL_GPIO_PMUX_C);
-
- MCLK->APBCMASK.reg |= MCLK_APBCMASK_SERCOM3;
-
- GCLK->PCHCTRL[SERCOM3_GCLK_ID_CORE].reg = GCLK_PCHCTRL_GEN(0) | GCLK_PCHCTRL_CHEN;
- while (0 == (GCLK->PCHCTRL[SERCOM3_GCLK_ID_CORE].reg & GCLK_PCHCTRL_CHEN));
-
- SERCOM3->USART.CTRLA.reg =
- SERCOM_USART_CTRLA_DORD | SERCOM_USART_CTRLA_MODE(1/*USART_INT_CLK*/) |
- SERCOM_USART_CTRLA_RXPO(0/*PAD0*/) | SERCOM_USART_CTRLA_TXPO(1/*PAD2*/);
-
- SERCOM3->USART.CTRLB.reg = SERCOM_USART_CTRLB_RXEN | SERCOM_USART_CTRLB_TXEN |
- SERCOM_USART_CTRLB_CHSIZE(0/*8 bits*/);
-
- SERCOM3->USART.BAUD.reg = (uint16_t)br;
-
- SERCOM3->USART.CTRLA.reg |= SERCOM_USART_CTRLA_ENABLE;
-}
-
-//-----------------------------------------------------------------------------
-void uart_putc(char c) {
- while (!(SERCOM3->USART.INTFLAG.reg & SERCOM_USART_INTFLAG_DRE));
- SERCOM3->USART.DATA.reg = c;
-}
-
-//-----------------------------------------------------------------------------
-void uart_puts(char *s) {
- while (*s) uart_putc(*s++);
-}
-
-//-----------------------------------------------------------------------------
-static void sys_init(void) {
- uart_puts("init_mcu\n");
- init_mcu();
- uart_puts("watch_init\n");
- watch_init();
- uart_puts("app_init\n");
- app_init();
-}
-
-//-----------------------------------------------------------------------------
-int main(void) {
- uart_init(115200);
- sys_init();
-
- while (1) {
- app_loop();
- app_prepare_for_sleep();
- sleep(4);
- app_wake_from_sleep();
- }
-
- return 0;
-}