HP 271308 Technical Reference Manual page 20

HP 27130B
Table 2-2. I/O Channel Connector 11 (Continued)
PIN SIGNAL SIGNAL DEFINITION
NO. MNEMONIC
I
B1
---
Not used
B2 DB15- Data Bus,
Bi
t 15
B3 DB13-
Data Bus, Bi t 13
B4 GND
Ground
I
B5 DB11- Data Bus, Bi t 11
I
B6 DB9-
Data Bus,
Bi
t 9
B7 GND Ground
B8 DB7- Data Bus,
Bi
t 7
I
B9 DB5-
Data Bus, Bi t 5
I
B10 GND Ground
B11
DB3- Data Bus, Bi t 3
B12 DB1-
Data Bus, Bi t 1
B13 GND Ground
B14
AD3- Address Bus,
Bi
t 3
B15 AD1-
Address Bus, Bi t 1
B16 GND Ground
B17 UAD-
Unary Address
B18 BP1-
Bus Primitive Bi t 1
I
B19 CBYT- Channel Byte
B20 POLL-
Poll
I
B21 GND Ground
I
B22 IOSB- I/O Strobe
B23 GND
Ground
B24 ARQ-
Attention Reguest
B25 DEND- Device End
I
B26 IFC-
Interface Clear
I
I
B27 GND
Ground
I
B28
--- i
Not used
I
B29
---
I
Not used
I
B30 RES
I Not used
B31
ISPU
I
Not used
I
B32 NMI-
I
Non-Maskable Interrupt
i
B33 SPON
Secondary Power On (NOT USED BY MUX CARD)
i
I
I
B34 GND
Ground
B35 AC-
Not used
B36 AC+
Not used
I
B37 -12
-12V
B38 +12
+12V
B39
+5S
Not used
B40
+5P +5P
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