TVLogic LVM-247W - Manual (Page 21)

Multi Format LCD Monitor 21
[5] GPI
5. Menu Operations
* Transmission (18 Byte) (PC or Device -> Monitor)
* [HEADER] : Display address (0~126) + 80 hex.
* [CONTROL BYTE]
bit 0 : Tally 1 (1=on, 0=off)
bit 1 : Tally 2 (1=on, 0=off)
bit 2 : Tally 3 (1=on, 0=off)
bit 3 : Tally 4 (1=on, 0=off)
bit 4 : bright data (Not used)
bit 5 : bright data (Not used)
bit 6 : reserved (Not used)
bit 7 : cleared to 0 (Not used)
* [DISPLAY DATA] : 16 displayable ASCII characters.
HEADER
(1 BYTE)
CONTROL
BYTE(1 BYTE)
DISPLAY DATA
(16 BYTE)
Tally1
CHANNEL1
Tally2 Tally3
CHANNEL1
Tally4