hardware/boot/mega64.h
2013-11-17 20:56:00 +07:00

40 lines
954 B
C
Executable File

#ifndef _MEGA64_H_
#define _MEGA64_H_
/* Part-Code ISP */
#define DEVTYPE_ISP 0x45
/* Part-Code Boot */
#define DEVTYPE_BOOT 0x46
#define SIG_BYTE1 0x1E
#define SIG_BYTE2 0x96
#define SIG_BYTE3 0x02
#ifndef UART_USE_SECOND
#define UART_BAUD_HIGH UBRR0H
#define UART_BAUD_LOW UBRR0L
#define UART_STATUS UCSR0A
#define UART_TXREADY UDRE0
#define UART_RXREADY RXC0
#define UART_DOUBLE U2X0
#define UART_CTRL UCSR0B
#define UART_CTRL_DATA ((1<<TXEN0) | (1<<RXEN0))
#define UART_CTRL2 UCSR0C
#define UART_CTRL2_DATA ((1<<UCSZ01) | (1<<UCSZ00))
#define UART_DATA UDR0
#else
#define UART_BAUD_HIGH UBRR1H
#define UART_BAUD_LOW UBRR1L
#define UART_STATUS UCSR1A
#define UART_TXREADY UDRE1
#define UART_RXREADY RXC1
#define UART_DOUBLE U2X1
#define UART_CTRL UCSR1B
#define UART_CTRL_DATA ((1<<TXEN1) | (1<<RXEN1))
#define UART_CTRL2 UCSR1C
#define UART_CTRL2_DATA ((1<<UCSZ11) | (1<<UCSZ10))
#define UART_DATA UDR1
#endif
#endif // #ifndef _MEGA64_H_