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66 lines
2.4 KiB
C
66 lines
2.4 KiB
C
/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2019, Ha Thach (tinyusb.org)
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* This file is part of the TinyUSB stack.
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*/
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#ifndef BOARD_H_
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#define BOARD_H_
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#include "fsl_device_registers.h"
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#define USB_CLOCK_SOURCE kCLOCK_UsbSrcIrc48M
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// LED
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#define LED_PIN_CLOCK kCLOCK_PortA
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#define LED_GPIO GPIOA
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#define LED_PORT PORTA
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#define LED_PIN 2
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#define LED_STATE_ON 1
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// UART
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#define UART_PORT LPUART1
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#define UART_PIN_RX 3u
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#define UART_PIN_TX 0u
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#define UART_CLOCK_SOURCE_HZ CLOCK_GetFreq(kCLOCK_McgIrc48MClk)
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static inline void BOARD_InitBootPins(void) {
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/* PORTC3 is configured as LPUART0_RX */
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PORT_SetPinMux(PORTC, 3U, kPORT_MuxAlt3);
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/* PORTA2 (pin 24) is configured as LPUART0_TX */
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PORT_SetPinMux(PORTE, 0U, kPORT_MuxAlt3);
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SIM->SOPT5 = ((SIM->SOPT5 &
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/* Mask bits to zero which are setting */
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(~(SIM_SOPT5_LPUART1TXSRC_MASK | SIM_SOPT5_LPUART1RXSRC_MASK)))
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/* LPUART0 Transmit Data Source Select: LPUART0_TX pin. */
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| SIM_SOPT5_LPUART1TXSRC(SOPT5_LPUART1TXSRC_LPUART_TX)
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/* LPUART0 Receive Data Source Select: LPUART_RX pin. */
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| SIM_SOPT5_LPUART1RXSRC(SOPT5_LPUART1RXSRC_LPUART_RX));
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CLOCK_SetLpuart1Clock(1);
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}
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#endif /* BOARD_H_ */
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