|
|
|
|
@ -74,18 +74,12 @@ void modbusSetAddress(unsigned char newadr)
|
|
|
|
|
#if PHYSICAL_TYPE == 485
|
|
|
|
|
void transceiver_txen(void)
|
|
|
|
|
{
|
|
|
|
|
#if BOARD_TYPE == bType5chLedDim
|
|
|
|
|
PORTD|=(1<<7);
|
|
|
|
|
#endif
|
|
|
|
|
TRANSCEIVER_ENABLE_PORT|=(1<<TRANSCEIVER_ENABLE_PIN);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void transceiver_rxen(void)
|
|
|
|
|
void transceiver_rxen(void)
|
|
|
|
|
{
|
|
|
|
|
TRANSCEIVER_ENABLE_PORT&=~(1<<TRANSCEIVER_ENABLE_PIN);
|
|
|
|
|
#if BOARD_TYPE == bType5chLedDim
|
|
|
|
|
PORTD&=~(1<<7);
|
|
|
|
|
#endif
|
|
|
|
|
}
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
@ -209,8 +203,8 @@ ISR(UART_TRANSMIT_INTERRUPT)
|
|
|
|
|
#ifndef __AVR_ATxmega32A4__
|
|
|
|
|
UART_CONTROL&=~(1<<UART_UDRIE);
|
|
|
|
|
#else
|
|
|
|
|
USARTD0_CTRLA &= ~(USART_DREINTLVL_gm);
|
|
|
|
|
#endif
|
|
|
|
|
UART.CTRLA &= ~(USART_DREINTLVL_gm);
|
|
|
|
|
#endif//__AVR_ATxmega32A4__
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
@ -236,34 +230,32 @@ void modbusInit(void)
|
|
|
|
|
UCSRC = (3<<UCSZ0); //Frame Size
|
|
|
|
|
#endif
|
|
|
|
|
UART_CONTROL = (1<<TXCIE)|(1<<RXCIE)|(1<<RXEN)|(1<<TXEN); // USART receiver and transmitter and receive complete interrupt
|
|
|
|
|
#if PHYSICAL_TYPE == 485
|
|
|
|
|
TRANSCEIVER_ENABLE_PORT_DDR|=(1<<TRANSCEIVER_ENABLE_PIN);
|
|
|
|
|
transceiver_rxen();
|
|
|
|
|
#endif
|
|
|
|
|
BusState=(1<<TimerActive);
|
|
|
|
|
#else
|
|
|
|
|
//8bit
|
|
|
|
|
USARTD0.CTRLC = USART_CHSIZE0_bm | USART_CHSIZE1_bm;
|
|
|
|
|
#else//URSEL
|
|
|
|
|
UART.CTRLC = USART_CHSIZE_8BIT_gc;
|
|
|
|
|
|
|
|
|
|
//38400
|
|
|
|
|
USARTD0.BAUDCTRLA = bsel;
|
|
|
|
|
USARTD0.BAUDCTRLB = 0 | (bsel >> 8) | (bscale << USART_BSCALE0_bp);
|
|
|
|
|
// set baudrate
|
|
|
|
|
UART.BAUDCTRLA = UART_BSEL;
|
|
|
|
|
UART.BAUDCTRLB = 0 | (UART_BSEL >> 8) | (UART_BSCALE << USART_BSCALE0_bp);
|
|
|
|
|
|
|
|
|
|
USARTD0.CTRLB = USART_TXEN_bm | USART_RXEN_bm;
|
|
|
|
|
UART.CTRLB = USART_TXEN_bm | USART_RXEN_bm;
|
|
|
|
|
|
|
|
|
|
//Interrupt enable (levels)
|
|
|
|
|
USARTD0.CTRLA |= USART_RXCINTLVL_HI_gc;
|
|
|
|
|
USARTD0.CTRLA |= USART_TXCINTLVL_HI_gc;
|
|
|
|
|
UART.CTRLA |= USART_RXCINTLVL_HI_gc;
|
|
|
|
|
UART.CTRLA |= USART_TXCINTLVL_HI_gc;
|
|
|
|
|
|
|
|
|
|
PORTD_OUTSET = PIN3_bm;
|
|
|
|
|
//PORTD_OUTSET = PIN3_bm;
|
|
|
|
|
PORTD_DIRSET = PIN3_bm;
|
|
|
|
|
PORTD_OUTCLR = PIN2_bm;
|
|
|
|
|
PORTD_DIRCLR = PIN2_bm;
|
|
|
|
|
//PORTD_OUTCLR = PIN2_bm;
|
|
|
|
|
//PORTD_DIRCLR = PIN2_bm;
|
|
|
|
|
|
|
|
|
|
//TODO Physical type 485
|
|
|
|
|
#endif//__AVR_ATxmega32A4__
|
|
|
|
|
|
|
|
|
|
#if PHYSICAL_TYPE == 485
|
|
|
|
|
TRANSCEIVER_ENABLE_PORT_DDR|=(1<<TRANSCEIVER_ENABLE_PIN);
|
|
|
|
|
transceiver_rxen();
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
BusState=(1<<TimerActive);
|
|
|
|
|
#endif
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* @brief: Sends a response.
|
|
|
|
|
@ -284,8 +276,7 @@ void modbusSendMessage(unsigned char packtop)
|
|
|
|
|
#ifndef __AVR_ATxmega32A4__
|
|
|
|
|
UART_CONTROL|=(1<<UART_UDRIE);
|
|
|
|
|
#else
|
|
|
|
|
//TODO use define for usartd
|
|
|
|
|
USARTD0_CTRLA |= USART_DREINTLVL_HI_gc;
|
|
|
|
|
UART.CTRLA |= USART_DREINTLVL_HI_gc;
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
BusState&=~(1<<ReceiveCompleted);
|
|
|
|
|
|