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USB-1616HS-2 User's Guide Installing the USB-1616HS-2
14
USB-1616HS-2 screw terminal pin out – differential connections
Analog common (Ab) Digital common (Db)
Analog output 0 (AO0) FIRSTPORTA Bit 0 (A0)
Analog output 1 (AO1) FIRSTPORTA Bit 1 (A1)
NC FIRSTPORTA Bit 2 (A2)
NC FIRSTPORTA Bit 3 (A3)
Analog common (Ab) FIRSTPORTA Bit 4 (A4)
CAL (Reserved for self-calibration) FIRSTPORTA Bit 5 (A5)
Signal ground (Sb) FIRSTPORTA Bit 6 (A6)
Digital common (Db) FIRSTPORTA Bit 7 (A7)
TTL trigger (TRG)
Port A
Digital common (Db)
Output scan clock I/O (DPR)
Timer 0 (T0)
Analog Out
Input scan clock I/O (APR)
Timer 1 (T1)
DIG-Tmr I/O
Analog common (Ab) Digital common (Db)
CH 0 HI (0H) FIRSTPORTB Bit 0 (B0)
CH 0 LO (8L) FIRSTPORTB Bit 1 (B1)
Analog common (Ab) FIRSTPORTB Bit 2 (B2)
CH 1 HI (1H) FIRSTPORTB Bit 3 (B3)
CH 1 LO (9L) FIRSTPORTB Bit 4 (B4)
Analog common (Ab) FIRSTPORTB Bit 5 (B5)
CH 2 HI (2H) FIRSTPORTB Bit 6 (B6)
CH 2 LO (10L) FIRSTPORTB Bit 7 (B7)
Analog common (Ab)
Port B
Digital common (Db)
CH 3 HI (3H) Counter 0 (CT0)
Analog In
CH 3 LO (11L) Counter 1 (CT1)
Dig-Ctr I/O
Analog common (Ab) Digital common (Db)
CH 4 HI (4H) FIRSTPORTC Bit 0 (C0)
CH 4 LO (12L) FIRSTPORTC Bit 1 (C1)
Analog common (Ab) FIRSTPORTC Bit 2 (C2)
CH 5 HI (5H) FIRSTPORTC Bit 3 (C3)
CH 5 LO (13L) FIRSTPORTC Bit 4 (C4)
Analog common (Ab) FIRSTPORTC Bit 5 (C5)
CH 6 HI (6H) FIRSTPORTC Bit 6 (C6)
CH 6 LO (14L) FIRSTPORTC Bit 7 (C7)
Analog common (Ab)
Port C
Digital common (Db)
CH 7 HI (7H) Counter 2 (CT2)
Analog In
CH 7 LO (15L) Counter 3 (CT3)
Dig-Ctr I/O
DSUB25F expansion connector
13
1
2
5
14
Figure 2. DSUB25 expansion connector pin out