espressif_tinyusb/demos/bsp/boards/board_lpcxpresso1347.c

91 lines
2.8 KiB
C

/*
* board_lpcexpresso1347.c
*
* Created on: Dec 4, 2012
* Author: hathach
*/
/*
* Software License Agreement (BSD License)
* Copyright (c) 2013, hathach (tinyusb.org)
* 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 AUTHOR ``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 AUTHOR 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.
*
* This file is part of the tiny usb stack.
*/
#include "board.h"
#if BOARD == BOARD_LPCXPRESSO1347
void board_init(void)
{
SystemInit();
SysTick_Config(SystemCoreClock / CFG_TICKS_PER_SECOND); // 1 msec tick timer
GPIOInit();
// Leds Init
GPIOSetDir(CFG_LED_PORT, CFG_LED_PIN, 1);
LPC_GPIO->CLR[CFG_LED_PORT] = (1 << CFG_LED_PIN);
#if CFG_UART_ENABLE
UARTInit(CFG_UART_BAUDRATE);
#endif
#if CFG_PRINTF_TARGET == PRINTF_TARGET_SWO
LPC_IOCON->PIO0_9 &= ~0x07; /* UART I/O config */
LPC_IOCON->PIO0_9 |= 0x03; /* UART RXD */
#endif
}
//--------------------------------------------------------------------+
// LEDS
//--------------------------------------------------------------------+
void board_leds(uint32_t mask, uint32_t state)
{
if (mask)
{
GPIOSetBitValue(CFG_LED_PORT, CFG_LED_PIN, mask & state ? CFG_LED_ON : CFG_LED_OFF);
}
}
//--------------------------------------------------------------------+
// UART
//--------------------------------------------------------------------+
#if CFG_UART_ENABLE
uint32_t board_uart_send(uint8_t *buffer, uint32_t length)
{
UARTSend(buffer, length);
return length;
}
uint32_t board_uart_recv(uint8_t *buffer, uint32_t length)
{
*buffer = get_key();
return 1;
}
#endif
#endif