hardware/boot/mega8.h
2013-11-17 20:56:00 +07:00

26 lines
575 B
C
Executable File

#ifndef _MEGA8_H_
#define _MEGA8_H_
/* Part-Code ISP */
#define DEVTYPE_ISP 0x76
/* Part-Code BOOT */
#define DEVTYPE_BOOT 0x77
#define SIG_BYTE1 0x1E
#define SIG_BYTE2 0x93
#define SIG_BYTE3 0x07
#define UART_BAUD_HIGH UBRRH
#define UART_BAUD_LOW UBRRL
#define UART_STATUS UCSRA
#define UART_TXREADY UDRE
#define UART_RXREADY RXC
#define UART_DOUBLE U2X
#define UART_CTRL UCSRB
#define UART_CTRL_DATA ((1<<TXEN) | (1<<RXEN))
#define UART_CTRL2 UCSRC
#define UART_CTRL2_DATA ((1<<URSEL) | (1<<UCSZ1) | (1<<UCSZ0))
#define UART_DATA UDR
#endif // #ifndef _MEGA8_H_