Important changes to repositories hosted on mbed.com
Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.
To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.
It is also possible to export all your personal repositories from the account settings page.
Communication/RS485/RS485.cpp
- Committer:
- M_souta
- Date:
- 2019-08-27
- Revision:
- 20:eae8c84f318c
- Parent:
- 0:669ef71cba68
- Child:
- 21:e3b58d675c1c
File content as of revision 20:eae8c84f318c:
#include "RS485.h"
#include "mbed.h"
#include "ActuatorHub/ActuatorHub.h"
#include "../../LED/LED.h"
#include "../../System/Using.h"
namespace RS485 {
DigitalOut selectBitT(SELECTBIT_T_PIN);
DigitalOut selectBitR(SELECTBIT_R_PIN);
Serial RS485Uart(RS485UART_TX, RS485UART_RX);
Serial RS485Line(RS485LINE_TX, RS485LINE_RX);
void Transmit();
void Recieve();
void RS485::Initialize() {
selectBitT = 1; //送信固定
selectBitR = 0; //受信固定
RS485Uart.baud(38400);
RS485Uart.attach(Transmit, Serial::TxIrq); //送信割り込み
RS485Line.baud(38400);
RS485Line.attach(Recieve, Serial::RxIrq); //受信割り込み
}
void Transmit() {
__disable_irq();
static uint8_t count = 0;
RS485Uart.putc(RS485SendBuffer.GetData());
if(count >= 200) {
#ifdef USE_MOTOR
LED_DEBUG2 = !LED_DEBUG2;
#endif
count = 0;
} else count++;
__enable_irq();
}
void Recieve() {
static uint8_t count = 0;
__disable_irq();
char data = RS485Line.getc();
if(count >= 200) {
LED_DEBUG1 = !LED_DEBUG1;
count = 0;
} else count++;
__enable_irq();
}
}