HP 27130A Technical Reference Manual page 48

HP 27130A
Table 3-7. CTC Timer Outputs (Continued)
TIMER DRIVEN DEVICE
CTC CTC OUTPUT INPUT
NO. CH. MNEMONIC MNEMONIC FUNCTION
2
0 BRGS SID 2 MUX card channel S baud-
RXCB- & TXCB- rate clock
2
1
BRGS
SID 3 MUX card channel 6 baud-
RXCA- & TXCA- rate clock
2 2 BRG7 SID 3 MUX card channel 7 baud-
RXCB- & TXCB-
rate clock
2 3
Not available Counter value can be
read <polled) by Z-80B
CPU
3-21