Atmel ATSTK500 500 Starter kit and development system. ATSTK500 ATSTK500 데이터 시트
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제품 코드
ATSTK500
14
AVR061
2525B–AVR–04/03
Read Page
Read a block of data from FLASH or EEPROM of the current device. The data block
size should not be larger than 256 bytes.
size should not be larger than 256 bytes.
Command
Cmnd_STK_READ_PAGE, bytes_high, bytes_low, memtype, Sync_CRC_EOP
Command Value
0x74
Response
Resp_STK_INSYNC, data, Resp_STK_OK
or
Resp_STK_NOSYNC (If no Sync_CRC_EOP received)
Read Signature Bytes
Read signature bytes.
Command
Cmnd_STK_READ_SIGN, Sync_CRC_EOP
Command Value
0x75
Response
Resp_STK_INSYNC, sign_high, sign_middle, sign_low, Resp_STK_OK
or
Resp_STK_NOSYNC (If no Sync_CRC_EOP received)
Table 23. Parameters
Parameter Name
Field Usage
Field Format
bytes_high
High byte of data block size
1 byte
bytes_low
Low byte of data block size
1 byte
memtype
Memory type: “E” – EEPROM, “F” – FLASH
1 byte
data
Data to program into FLASH or EEPROM. If
programming to FLASH, the sequence of data is
lowbyte:highbyte.
programming to FLASH, the sequence of data is
lowbyte:highbyte.
((bytes_high << 8)
| bytes_low) bytes.
| bytes_low) bytes.
Table 24. Parameters
Parameter Name
Field Usage
Field Format
sigh_high
High byte of signature
1 byte
sign_middle
Middle byte of signature
1 byte
sign_low
Low byte of signature
1 byte