EverFocus EDR1640 Instruction Manual page 148

0x1f JOG>
0x20 CH5
0x21 CH6
0x22 CH7
0x23 CH8
0x24 CH9
0x25 CH 10
0x26 CH 11
0x27 CH 12
0x28 CH 13
-------------------------------
2-5. Checksum Byte
Checksum is computed as the sum of all previous bytes (including the length byte), then mask with 0x7f.
0x2c SELECT
0x2d CALL
0x2e ENTER
0x2f (reserved)
0x30 (reserved)
0x31 (reserved)
0x32 (reserved)
0x33 (reserved)
0x34 (reserved)
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