HP 271308 Technical Reference Manual page 50

HP 27130B
Table 3-7. eTC 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
BRG6 SID 3 MUX card channel 6 baud-
RXCA- & TXCA- rate clock
2
2
ERG? 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
3-22