DIGITAL-LOGIC MICROSPACE MSM286 Series Technical User's Manual page 39

DIGITAL-LOGIC AG
7.3 The installation of the devices
You need always DIL 32 devices (FLASH, EPROM or NV-RAM). The prefered devices are 29F010
and 29F040 from AMD with 90 to 150ns).
For FLASH and EPROM:
Select always:
J30 = 1-2 (A15 on Pin3), J29 = 1-2 (A14 on Pin29), J31 left open
Device:
EPROM 27C020
EPROM 27C040
EPROM 27C080
FLASH 28F010A
FLASH 28F020A
FLASH 29F010
FLASH 29F040
The rear side of the MSM286 board.
Pin1 Pin1 Pin31
J42: J28: J27:
open 2-3 2-3
open 2-3 1-2
closed open 1-2
open 2-3 2-3
open 2-3 2-3
open 1-2 2-3
open 1-2 2-3
PC/104 Bus
39
MSM286 Manual V6.4
Remarks
Pin1=VPP, Pin31 = WR (PGM=High)
Pin1=VPP, Pin 31=A18
Pin1=A19, Pin 31=A18, J42=closed
Pin1=VPP, Pin31 = WR
Pin1=VPP, Pin31 = WR
Pin1=NC, Pin31 = WR
Pin1=A18, Pin31 = WR
1-2 (AEN *)
J41 JREG
2-3 (PS2)
1-2 (A15)
J27 Pin 31
2-3 (MEMW)
2-3
J31
1-2
1-2 (A14)
J29 Pin 29
2-3 (MEMW)