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Appendix B: Input/Output Connections
B–4
VX4101A MultiPaq Instrument User Manual
Table B–2: 160-Pin Connector Pinouts (Cont.)
Maximum voltage
limits
Input or OutputSignal descriptionPin number
19E DMM Acknowledge * Output TTL
24B VX4101A MultiPaqt Instru-
ment External Trigger In
Input TTL
24E VX4101A MultiPaqt Instru-
ment External Trigger Out
Output TTL
25E Daughter Common Bus
Signal 1
Input/Output Reserved for daugh-
ter cards
25D Daughter Common Bus
Signal 2
Input/Output Reserved for daugh-
ter cards
23C Digital Ground Input/Output Ground
23D Digital Ground Input/Output Ground
24C Digital Ground Input/Output Ground
24D Digital Ground Input/Output Ground