| 69,10 → 69,10 |
|---|
| /****************************************************************/ |
| /* Initialization of the USART1 */ |
| /****************************************************************/ |
| void usart1_Init (void) { |
| void usart1_Init(void) { |
| // USART1 Control and Status Register A, B, C and baud rate register |
| uint8_t sreg = SREG; |
| uint16_t ubrr = (uint16_t) ((uint32_t) SYSCLK/(8 * USART1_BAUD) - 1); |
| uint16_t ubrr = (uint16_t) ((uint32_t) SYSCLK / (8 * USART1_BAUD) - 1); |
| |
| // disable all interrupts before reconfiguration |
| cli(); |
| 91,12 → 91,12 |
|---|
| |
| // set TXD1 (PD3) as an output pin |
| PORTD |= (1 << PORTD3); |
| DDRD |= (1 << DDD3); |
| DDRD |= (1 << DDD3); |
| |
| // USART0 Baud Rate Register |
| // set clock divider |
| UBRR1H = (uint8_t)(ubrr>>8); |
| UBRR1L = (uint8_t)ubrr; |
| UBRR1H = (uint8_t) (ubrr >> 8); |
| UBRR1L = (uint8_t) ubrr; |
| |
| // enable double speed operation |
| UCSR1A |= (1 << U2X1); |
| 112,11 → 112,12 |
|---|
| UCSR1C &= ~(1 << USBS1); |
| // 8-bit |
| UCSR1B &= ~(1 << UCSZ12); |
| UCSR1C |= (1 << UCSZ11); |
| UCSR1C |= (1 << UCSZ10); |
| UCSR1C |= (1 << UCSZ11); |
| UCSR1C |= (1 << UCSZ10); |
| |
| // flush receive buffer explicit |
| while ( UCSR1A & (1<<RXC1) ) UDR1; |
| while (UCSR1A & (1 << RXC1)) |
| UDR1; |
| |
| // enable interrupts at the end |
| // enable RX-Interrupt |
| 127,7 → 128,7 |
|---|
| //UCSR1B |= (1 << UDRIE1); |
| |
| // restore global interrupt flags |
| SREG = sreg; |
| SREG = sreg; |
| } |
| |
| /****************************************************************/ |
| 134,25 → 135,26 |
|---|
| /* USART1 data register empty ISR */ |
| /****************************************************************/ |
| /*ISR(USART1_UDRE_vect) { |
| } |
| */ |
| } |
| */ |
| |
| /****************************************************************/ |
| /* USART1 transmitter ISR */ |
| /****************************************************************/ |
| /*ISR(USART1_TX_vect) { |
| } |
| */ |
| } |
| */ |
| /****************************************************************/ |
| /* USART1 receiver ISR */ |
| /****************************************************************/ |
| ISR(USART1_RX_vect) { |
| ISR(USART1_RX_vect) |
| { |
| uint8_t c; |
| c = UDR1; // get data byte |
| #ifdef USE_RC_DSL |
| dsl_parser(c); // parse dsl data stream |
| #endif |
| #ifdef USE_RC_SPECTRUM |
| spectrum_parser(c); // parse spectrum data stream |
| #endif |
| #ifdef USE_RC_DSL |
| dsl_parser(c); // parse dsl data stream |
| #endif |
| #ifdef USE_RC_SPECTRUM |
| spectrum_parser(c); // parse spectrum data stream |
| #endif |
| } |