kopia lustrzana https://github.com/micropython/micropython
228 wiersze
8.2 KiB
C++
228 wiersze
8.2 KiB
C++
/* Teensyduino Core Library
|
|
* http://www.pjrc.com/teensy/
|
|
* Copyright (c) 2013 PJRC.COM, LLC.
|
|
*
|
|
* 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:
|
|
*
|
|
* 1. The above copyright notice and this permission notice shall be
|
|
* included in all copies or substantial portions of the Software.
|
|
*
|
|
* 2. If the Software is incorporated into a build system that allows
|
|
* selection among a list of target devices, then similar target
|
|
* devices manufactured by PJRC.COM must be included in the list of
|
|
* target devices and selectable in the same manner.
|
|
*
|
|
* 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 HardwareSerial_h
|
|
#define HardwareSerial_h
|
|
|
|
#include "mk20dx128.h"
|
|
#include <inttypes.h>
|
|
|
|
// uncomment to enable 9 bit formats
|
|
//#define SERIAL_9BIT_SUPPORT
|
|
|
|
|
|
#define SERIAL_7E1 0x02
|
|
#define SERIAL_7O1 0x03
|
|
#define SERIAL_8N1 0x00
|
|
#define SERIAL_8N2 0x04
|
|
#define SERIAL_8E1 0x06
|
|
#define SERIAL_8O1 0x07
|
|
#define SERIAL_7E1_RXINV 0x12
|
|
#define SERIAL_7O1_RXINV 0x13
|
|
#define SERIAL_8N1_RXINV 0x10
|
|
#define SERIAL_8N2_RXINV 0x14
|
|
#define SERIAL_8E1_RXINV 0x16
|
|
#define SERIAL_8O1_RXINV 0x17
|
|
#define SERIAL_7E1_TXINV 0x22
|
|
#define SERIAL_7O1_TXINV 0x23
|
|
#define SERIAL_8N1_TXINV 0x20
|
|
#define SERIAL_8N2_TXINV 0x24
|
|
#define SERIAL_8E1_TXINV 0x26
|
|
#define SERIAL_8O1_TXINV 0x27
|
|
#define SERIAL_7E1_RXINV_TXINV 0x32
|
|
#define SERIAL_7O1_RXINV_TXINV 0x33
|
|
#define SERIAL_8N1_RXINV_TXINV 0x30
|
|
#define SERIAL_8N2_RXINV_TXINV 0x34
|
|
#define SERIAL_8E1_RXINV_TXINV 0x36
|
|
#define SERIAL_8O1_RXINV_TXINV 0x37
|
|
#ifdef SERIAL_9BIT_SUPPORT
|
|
#define SERIAL_9N1 0x84
|
|
#define SERIAL_9E1 0x8E
|
|
#define SERIAL_9O1 0x8F
|
|
#define SERIAL_9N1_RXINV 0x94
|
|
#define SERIAL_9E1_RXINV 0x9E
|
|
#define SERIAL_9O1_RXINV 0x9F
|
|
#define SERIAL_9N1_TXINV 0xA4
|
|
#define SERIAL_9E1_TXINV 0xAE
|
|
#define SERIAL_9O1_TXINV 0xAF
|
|
#define SERIAL_9N1_RXINV_TXINV 0xB4
|
|
#define SERIAL_9E1_RXINV_TXINV 0xBE
|
|
#define SERIAL_9O1_RXINV_TXINV 0xBF
|
|
#endif
|
|
// bit0: parity, 0=even, 1=odd
|
|
// bit1: parity, 0=disable, 1=enable
|
|
// bit2: mode, 1=9bit, 0=8bit
|
|
// bit3: mode10: 1=10bit, 0=8bit
|
|
// bit4: rxinv, 0=normal, 1=inverted
|
|
// bit5: txinv, 0=normal, 1=inverted
|
|
// bit6: unused
|
|
// bit7: actual data goes into 9th bit
|
|
|
|
|
|
#define BAUD2DIV(baud) (((F_CPU * 2) + ((baud) >> 1)) / (baud))
|
|
#define BAUD2DIV3(baud) (((F_BUS * 2) + ((baud) >> 1)) / (baud))
|
|
|
|
// C language implementation
|
|
//
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
void serial_begin(uint32_t divisor);
|
|
void serial_format(uint32_t format);
|
|
void serial_end(void);
|
|
void serial_set_transmit_pin(uint8_t pin);
|
|
void serial_putchar(uint32_t c);
|
|
void serial_write(const void *buf, unsigned int count);
|
|
void serial_flush(void);
|
|
int serial_available(void);
|
|
int serial_getchar(void);
|
|
int serial_peek(void);
|
|
void serial_clear(void);
|
|
void serial_print(const char *p);
|
|
void serial_phex(uint32_t n);
|
|
void serial_phex16(uint32_t n);
|
|
void serial_phex32(uint32_t n);
|
|
|
|
void serial2_begin(uint32_t divisor);
|
|
void serial2_format(uint32_t format);
|
|
void serial2_end(void);
|
|
void serial2_putchar(uint32_t c);
|
|
void serial2_write(const void *buf, unsigned int count);
|
|
void serial2_flush(void);
|
|
int serial2_available(void);
|
|
int serial2_getchar(void);
|
|
int serial2_peek(void);
|
|
void serial2_clear(void);
|
|
|
|
void serial3_begin(uint32_t divisor);
|
|
void serial3_format(uint32_t format);
|
|
void serial3_end(void);
|
|
void serial3_putchar(uint32_t c);
|
|
void serial3_write(const void *buf, unsigned int count);
|
|
void serial3_flush(void);
|
|
int serial3_available(void);
|
|
int serial3_getchar(void);
|
|
int serial3_peek(void);
|
|
void serial3_clear(void);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
|
|
// C++ interface
|
|
//
|
|
#ifdef __cplusplus
|
|
#include "Stream.h"
|
|
class HardwareSerial : public Stream
|
|
{
|
|
public:
|
|
virtual void begin(uint32_t baud) { serial_begin(BAUD2DIV(baud)); }
|
|
virtual void begin(uint32_t baud, uint32_t format) {
|
|
serial_begin(BAUD2DIV(baud));
|
|
serial_format(format); }
|
|
virtual void end(void) { serial_end(); }
|
|
virtual void transmitterEnable(uint8_t pin) { serial_set_transmit_pin(pin); }
|
|
virtual int available(void) { return serial_available(); }
|
|
virtual int peek(void) { return serial_peek(); }
|
|
virtual int read(void) { return serial_getchar(); }
|
|
virtual void flush(void) { serial_flush(); }
|
|
virtual void clear(void) { serial_clear(); }
|
|
virtual size_t write(uint8_t c) { serial_putchar(c); return 1; }
|
|
virtual size_t write(unsigned long n) { return write((uint8_t)n); }
|
|
virtual size_t write(long n) { return write((uint8_t)n); }
|
|
virtual size_t write(unsigned int n) { return write((uint8_t)n); }
|
|
virtual size_t write(int n) { return write((uint8_t)n); }
|
|
virtual size_t write(const uint8_t *buffer, size_t size)
|
|
{ serial_write(buffer, size); return size; }
|
|
virtual size_t write(const char *str) { size_t len = strlen(str);
|
|
serial_write((const uint8_t *)str, len);
|
|
return len; }
|
|
virtual size_t write9bit(uint32_t c) { serial_putchar(c); return 1; }
|
|
};
|
|
extern HardwareSerial Serial1;
|
|
|
|
class HardwareSerial2 : public HardwareSerial
|
|
{
|
|
public:
|
|
virtual void begin(uint32_t baud) { serial2_begin(BAUD2DIV(baud)); }
|
|
virtual void begin(uint32_t baud, uint32_t format) {
|
|
serial2_begin(BAUD2DIV(baud));
|
|
serial2_format(format); }
|
|
virtual void end(void) { serial2_end(); }
|
|
virtual int available(void) { return serial2_available(); }
|
|
virtual int peek(void) { return serial2_peek(); }
|
|
virtual int read(void) { return serial2_getchar(); }
|
|
virtual void flush(void) { serial2_flush(); }
|
|
virtual void clear(void) { serial2_clear(); }
|
|
virtual size_t write(uint8_t c) { serial2_putchar(c); return 1; }
|
|
virtual size_t write(unsigned long n) { return write((uint8_t)n); }
|
|
virtual size_t write(long n) { return write((uint8_t)n); }
|
|
virtual size_t write(unsigned int n) { return write((uint8_t)n); }
|
|
virtual size_t write(int n) { return write((uint8_t)n); }
|
|
virtual size_t write(const uint8_t *buffer, size_t size)
|
|
{ serial2_write(buffer, size); return size; }
|
|
virtual size_t write(const char *str) { size_t len = strlen(str);
|
|
serial2_write((const uint8_t *)str, len);
|
|
return len; }
|
|
virtual size_t write9bit(uint32_t c) { serial2_putchar(c); return 1; }
|
|
};
|
|
extern HardwareSerial2 Serial2;
|
|
|
|
class HardwareSerial3 : public HardwareSerial
|
|
{
|
|
public:
|
|
virtual void begin(uint32_t baud) { serial3_begin(BAUD2DIV3(baud)); }
|
|
virtual void begin(uint32_t baud, uint32_t format) {
|
|
serial3_begin(BAUD2DIV3(baud));
|
|
serial3_format(format); }
|
|
virtual void end(void) { serial3_end(); }
|
|
virtual int available(void) { return serial3_available(); }
|
|
virtual int peek(void) { return serial3_peek(); }
|
|
virtual int read(void) { return serial3_getchar(); }
|
|
virtual void flush(void) { serial3_flush(); }
|
|
virtual void clear(void) { serial3_clear(); }
|
|
virtual size_t write(uint8_t c) { serial3_putchar(c); return 1; }
|
|
virtual size_t write(unsigned long n) { return write((uint8_t)n); }
|
|
virtual size_t write(long n) { return write((uint8_t)n); }
|
|
virtual size_t write(unsigned int n) { return write((uint8_t)n); }
|
|
virtual size_t write(int n) { return write((uint8_t)n); }
|
|
virtual size_t write(const uint8_t *buffer, size_t size)
|
|
{ serial3_write(buffer, size); return size; }
|
|
virtual size_t write(const char *str) { size_t len = strlen(str);
|
|
serial3_write((const uint8_t *)str, len);
|
|
return len; }
|
|
virtual size_t write9bit(uint32_t c) { serial3_putchar(c); return 1; }
|
|
};
|
|
extern HardwareSerial3 Serial3;
|
|
|
|
#endif
|
|
#endif
|