SFG R303A Series, User Manual, Page: 21 / 24

To write note pad WriteNotepad
Description: for upper computer to write data to the specified Flash page (refer to 4.1 for more
about Note pad). Also see R eadNotepad;
Input Parameter: NotePageNum, user content (or data content)
Return Parameter: Confirmation code (1 byte)
Instuction code: 18H
Command (or instruction) package format:
2 bytes 4bytes 1 byte 2 bytes 1 byte 1byte 32 bytes 2 bytes
Header Module
address
Package
identifier
Package
length
Instruction
code
Page
number
Data
content
Checksum
0xEF01 xxxx 01H 36 18H 0~15 content sum
Acknowledge package format:
2 bytes 4bytes 1 byte 2 bytes 1 byte 2 bytes
Header Module address Package
identifier
Package
length
Confirmation code Checksum
0xEF01 xxxx 07H 03H xxH sum
Note: Confirmation code=00H: write success;
Confirmation code=01H: error when receiving package;
To read note pad ReadNotepad
Description: to read the specified page’s data content; Refer to 4.1 for more about user note pad.
Also see WriteNotepad .
Input Parameter: none
Return Parameter: Confirmation code (1 byte) + data content
Instuction code: 19H
Command (or instruction) package format:
2 bytes 4bytes 1 byte 2 bytes 1 byte 1byte 2 bytes
Header Module
address
Package
identifier
Package
length
Instruction
code
Page
number
Checksum
0xEF01 xxxx 01H 04H 19H 0~15 xxH
Acknowledge package format:
2 bytes 4bytes 1 byte 2 bytes 1 byte 32bytes 2 bytes
Header Module
address
Package
identifier
Package
length
Confirmation
code
User content Checksum
0xEF01 xxxx 07H 3+32 xxH User content sum
Note: Confirmation code=00H: read success;
Confirmation code=01H: error when receiving package;
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