circuitpython/ports/raspberrypi/common-hal/busio/UART.h

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/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
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* Copyright (c) 2021 microDev
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef MICROPY_INCLUDED_RASPBERRYPI_COMMON_HAL_BUSIO_UART_H
#define MICROPY_INCLUDED_RASPBERRYPI_COMMON_HAL_BUSIO_UART_H
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#include "py/obj.h"
#include "py/ringbuf.h"
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#include "src/rp2_common/hardware_uart/include/hardware/uart.h"
typedef struct {
mp_obj_base_t base;
uint8_t tx_pin;
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uint8_t rx_pin;
uint8_t cts_pin;
uint8_t rts_pin;
uint8_t uart_id;
uint8_t uart_irq_id;
uint32_t baudrate;
uint32_t timeout_ms;
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uart_inst_t * uart;
ringbuf_t ringbuf;
} busio_uart_obj_t;
extern void reset_uart(void);
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extern void never_reset_uart(uint8_t num);
#endif // MICROPY_INCLUDED_RASPBERRYPI_COMMON_HAL_BUSIO_UART_H