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https://github.com/espressif/ESP8266_RTOS_SDK.git
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64 lines
1.2 KiB
C
64 lines
1.2 KiB
C
/*
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* Copyright (C) 2010 -2011 Espressif System
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*
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*/
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#ifndef __UART_H__
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#define __UART_H__
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#define UART0 0
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#define UART1 1
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typedef enum {
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FIVE_BITS = 0x0,
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SIX_BITS = 0x1,
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SEVEN_BITS = 0x2,
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EIGHT_BITS = 0x3
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} UartBitsNum4Char;
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typedef enum {
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ONE_STOP_BIT = 0,
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ONE_HALF_STOP_BIT = BIT(2),
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TWO_STOP_BIT = BIT(2)
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} UartStopBitsNum;
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typedef enum {
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NONE_BITS = 0,
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ODD_BITS = 0,
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EVEN_BITS = BIT(4)
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} UartParityMode;
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typedef enum {
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STICK_PARITY_DIS = 0,
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STICK_PARITY_EN = BIT(3) | BIT(5)
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} UartExistParity;
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typedef enum {
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BIT_RATE_9600 = 9600,
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BIT_RATE_19200 = 19200,
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BIT_RATE_38400 = 38400,
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BIT_RATE_57600 = 57600,
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BIT_RATE_74880 = 74880,
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BIT_RATE_115200 = 115200,
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BIT_RATE_230400 = 230400,
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BIT_RATE_460800 = 460800,
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BIT_RATE_921600 = 921600
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} UartBautRate;
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typedef enum {
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NONE_CTRL,
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HARDWARE_CTRL,
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XON_XOFF_CTRL
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} UartFlowCtrl;
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typedef struct {
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UartBautRate baut_rate;
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UartBitsNum4Char data_bits;
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UartExistParity exist_parity;
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UartParityMode parity; // chip size in byte
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UartStopBitsNum stop_bits;
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UartFlowCtrl flow_ctrl;
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} UartDevice;
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#endif
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