122 lines
3.4 KiB
C
122 lines
3.4 KiB
C
/*
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* Copyright (c) 2020 Cypress Semiconductor Corporation
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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/*******************************************************************************/
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#include "system_psoc6.h"
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#include "cy_pdl.h"
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#include "cyhal.h"
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#include "cy_retarget_io.h"
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/* Define pins for UART debug output */
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#define CY_DEBUG_UART_TX (P5_1)
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#define CY_DEBUG_UART_RX (P5_0)
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#if defined(PSOC_062_2M)
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#warning "Check if User LED is correct for your target board."
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#define LED_PORT GPIO_PRT13
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#define LED_PIN 7U
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#endif
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#define LED_NUM 5U
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#define LED_DRIVEMODE CY_GPIO_DM_STRONG_IN_OFF
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#define LED_INIT_DRIVESTATE 1
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const cy_stc_gpio_pin_config_t LED_config =
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{
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.outVal = 1,
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.driveMode = CY_GPIO_DM_STRONG_IN_OFF,
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.hsiom = HSIOM_SEL_GPIO,
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.intEdge = CY_GPIO_INTR_DISABLE,
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.intMask = 0UL,
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.vtrip = CY_GPIO_VTRIP_CMOS,
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.slewRate = CY_GPIO_SLEW_FAST,
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.driveSel = CY_GPIO_DRIVE_FULL,
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.vregEn = 0UL,
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.ibufMode = 0UL,
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.vtripSel = 0UL,
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.vrefSel = 0UL,
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.vohSel = 0UL,
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};
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#ifdef BOOT_IMG
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#define BLINK_PERIOD (1000u)
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#define GREETING_MESSAGE_VER "[BlinkyApp] BlinkyApp v1.0 [CM4]\r\n"
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#define GREETING_MESSAGE_INFO "[BlinkyApp] Red led blinks with 1 sec period\r\n"
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#elif UPGRADE_IMG
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#define BLINK_PERIOD (250u)
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#define GREETING_MESSAGE_VER "[BlinkyApp] BlinkyApp v2.0 [+]\r\n"
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#define GREETING_MESSAGE_INFO "[BlinkyApp] Red led blinks with 0.25 sec period\r\n"
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#else
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#error "[BlinkyApp] Please specify type of image: -DBOOT_IMG or -DUPGRADE_IMG\r\n"
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#endif
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void check_result(int res)
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{
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if (res != CY_RSLT_SUCCESS)
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{
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CY_ASSERT(0);
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}
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}
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void test_app_init_hardware(void)
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{
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/* enable interrupts */
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__enable_irq();
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/* Disabling watchdog so it will not interrupt normal flow later */
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Cy_GPIO_Pin_Init(LED_PORT, LED_PIN, &LED_config);
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/* Initialize retarget-io to use the debug UART port */
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check_result(cy_retarget_io_init(CY_DEBUG_UART_TX, CY_DEBUG_UART_RX,
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CY_RETARGET_IO_BAUDRATE));
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printf("\n===========================\r\n");
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printf(GREETING_MESSAGE_VER);
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printf("===========================\r\n");
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printf("[BlinkyApp] GPIO initialized \r\n");
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printf("[BlinkyApp] UART initialized \r\n");
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printf("[BlinkyApp] Retarget I/O set to 115200 baudrate \r\n");
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}
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int main(void)
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{
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uint32_t blinky_period = BLINK_PERIOD;
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test_app_init_hardware();
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printf(GREETING_MESSAGE_INFO);
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for (;;)
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{
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/* Toggle the user LED periodically */
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Cy_SysLib_Delay(blinky_period/2);
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/* Invert the USER LED state */
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Cy_GPIO_Inv(LED_PORT, LED_PIN);
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}
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return 0;
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}
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