Atem Constellation HD - Page 172

struct tally
uint8
bit 0: monitor device program tally status (0=off, 1=on)
bit 1: monitor device preview tally status (0=off, 1=on)
bit 2-3: reserved (0b00)
bit 4-7: protocol version (0b0000)
uint8[0]
bit 0: slave device 1 program tally status (0=off, 1=on)
bit 1: slave device 1 device preview tally status (0=off, 1=on)
bit 2-3: reserved (0b00)
bit 4: slave device 2 program tally status (0=off, 1=on)
bit 5: slave device 2 preview tally status (0=off, 1=on)
bit 6-7: reserved (0b00)
uint8[1]
bit 0: slave device 3 program tally status (0=off, 1=on)
bit 1: slave device 3 device preview tally status (0=off, 1=on)
bit 2-3: reserved (0b00)
bit 4: slave device 4 program tally status (0=off, 1=on)
bit 5: slave device 4 preview tally status (0=off, 1=on)
bit 6-7: reserved (0b00)
. . .
Master Device
Monitor Device
Slave Device
(2)
Slave Device
(3)
Slave Device
(1)
Byte 7 MSB 6 5 4 3 2 1 0 LSB
0
Version
(0b0)
Version
(0b0)
Version
(0b0)
Version
(0b0)
Reserved
(0b0)
Reserved
(0b0)
Monitor
Preview
Monitor
Program
1
Reserved
(0b0)
Reserved
(0b0)
Slave 1
Preview
Slave 1
Program
Reserved
(0b0)
Reserved
(0b0)
Slave 0
Preview
Slave 0
Program
2
Reserved
(0b0)
Reserved
(0b0)
Slave 3
Preview
Slave 3
Program
Reserved
(0b0)
Reserved
(0b0)
Slave 2
Preview
Slave 2
Program
3 ...
172Developer Information