50 lines
1.7 KiB
C
50 lines
1.7 KiB
C
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#define FAST_SPI 1 // comment out to revert to digitalWrite() calls
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// pin definitions
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#define PIN_SCK 14 // PC0 - AIO1 - serial clock to target avr
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#define PIN_MISO 4 // PD4 - DIO1 - input from target avr
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#define PIN_MOSI 17 // PC3 - AIO4 - output to target avr
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#define RESET 7 // PD7 - DIO4 - reset pin of the target avr
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#define DONE_LED 9 // B1 - blue LED on JN USB, blinks on start and when ok
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// pins used for the optional config switches
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#define CONFIG1 5 // DIO2
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#define CONFIG2 15 // AIO2
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#define CONFIG3 16 // AIO3
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#define CONFIG4 6 // DIO3
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// MPU-specific values
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#define PAGE_BYTES 128 // ATmega168 and ATmega328
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#define LOCK_BITS 0xCF
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#define FUSE_LOW_XTAL 0xFF
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#define FUSE_LOW_FAST 0xDE
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#define FUSE_HIGH_512 0xDE
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#define FUSE_HIGH_1024 0xDC
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#define FUSE_HIGH_2048 0xDA
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#define FUSE_HIGH_4096 0xD8 // not in ATmega168
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#define FUSE_EXTENDED 0xFD
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// ISP Command Words
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#define CMD_Program_Enable 0xAC53
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#define CMD_Erase_Flash 0xAC80
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#define CMD_Poll 0xF000
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#define CMD_Read_Flash_Low 0x2000
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#define CMD_Read_Flash_High 0x2800
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#define CMD_Load_Page_Low 0x4000
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#define CMD_Load_Page_High 0x4800
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#define CMD_Write_Page 0x4C00
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#define CMD_Read_EEPROM 0xA000
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#define CMD_Write_EEPROM 0xC000
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#define CMD_Read_Lock 0x5800
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#define CMD_Write_Lock 0xACE0
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#define CMD_Read_Signature 0x3000
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#define CMD_Write_Fuse_Low 0xACA0
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#define CMD_Write_Fuse_High 0xACA8
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#define CMD_Write_Fuse_Extended 0xACA4
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#define CMD_Read_Fuse_Low 0x5000
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#define CMD_Read_Fuse_High 0x5808
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#define CMD_Read_Fuse_Extended 0x5008
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#define CMD_Read_Fuse_High 0x5808
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#define CMD_Read_Calibration 0x3800
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