Intel VS440FX - ISA Bus Connectors

VS440FX Motherboard Technical Product Specification
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Table 2. ISA Bus Connectors
Pin Signal Name Pin Signal Name
B1 Ground A1 IOCHK# (IOCHCK#)
B2 RESET (RESDRV) A2 SD7
B3 +5 V A3 SD6
B4 IRQ9 A4 SD5
B5 -5 V A5 SD4
B6 DRQ2 A6 SD3
B7 -12 V A7 SD2
B8 SRDY# (NOWS#) A8 SD1
B9 +12 V A9 SD0
B10 Ground A10 IOCHRDY (CHRDY)
B11 SMEMW# (SMWTC#) A11 AEN
B12 SMEMR# (SMRDC#) A12 SA19
B13 IOW# (IOWC#) A13 SA18
B14 IOR# (IORC#) A14 SA17
B15 DACK3# A15 SA16
B16 DRQ3 A16 SA15
B17 DACK1# A17 SA14
B18 DRQ1 A18 SA13
B19 REFRESH# A19 SA12
B20 BCLK A20 SA11
B21 IRQ7 A21 SA10
B22 IRQ6 A22 SA9
B23 IRQ5 A23 SA8
B24 IRQ4 A24 SA7
B25 IRQ3 A25 SA6
B26 DACK2# A26 SA5
B27 TC A27 SA4
B28 BALE A28 SA3
B29 +5 V A29 SA2
B30 OSC A30 SA1
B31 Ground A31 SA0
Key Key
D1 MEMCS16# (M16#) C1 SBHE#
D2 IOCS16# (IO16#) C2 LA23
D3 IRQ10 C3 LA22
Note: Items in parentheses are alternate versions of signal names
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