| 0,0 → 1,65 |
|---|
| #include <avr/pgmspace.h> |
| #include <avr/interrupt.h> |
| #include <avr/signal.h> |
| |
| #include "common.h" |
| #include "usart.h" |
| |
| |
| void USART0::SendData(uint8_t aData) { |
| while(!TESTBIT(UCSR0A,(1 << UDRE0))); |
| UDR0 = aData; |
| } |
| |
| uint8_t USART0::ReceiveData() { |
| while(!TESTBIT(UCSR0A,(1 << RXC0))); |
| return UDR0; |
| } |
| |
| // a non-exported helper function |
| static char MakeHexDigit(uint8_t aDigit) { |
| if (aDigit > 9) return 'a'+aDigit-10; else return '0'+aDigit; |
| } |
| |
| void USART0::SendHexData(uint8_t aData) { |
| SendData(MakeHexDigit(aData >> 4)); |
| SendData(MakeHexDigit(aData & 0x0f)); |
| } |
| |
| void USART0::SendHexData(uint16_t aData) { |
| SendHexData((uint8_t)(aData >> 8)); |
| SendHexData((uint8_t)(aData & 0xff)); |
| } |
| |
| void USART0::SendHexData(uint32_t aData) { |
| SendHexData((uint16_t)(aData >> 16)); |
| SendHexData((uint16_t)(aData & 0xffff)); |
| } |
| |
| void USART0::SendHexData(int16_t aData) { |
| if (aData < 0) { |
| SendData('-'); |
| aData = -aData; |
| } else { |
| SendData(' '); |
| } |
| SendHexData((uint16_t)aData); |
| } |
| |
| void USART0::SendHexData(int32_t aData) { |
| if (aData < 0) { |
| SendData('-'); |
| aData = -aData; |
| } else { |
| SendData(' '); |
| } |
| SendHexData((uint32_t)aData); |
| } |
| |
| void USART0::SendString(const char *aString) { |
| while(aString != 0) SendData(*(aString++)); |
| } |
| |
| void USART0::SendPGString(const char *aString) { |
| while(aString != 0) SendData(pgm_read_byte(aString++)); |
| } |