2-5
Configuring the M4Pe
Table 2-5 lists the jumper setting for the Data Path Unit (DPU) selection.
Jumper
Function
Setting
W17
DPU generates parity
CPU generates parity
1-2
2-3
W18
DPU forces parity error
DPU does not force parity error
1-2
2-3
Table 2-5 DPU Selection
Table 2-6 lists the jumper settings for Tag selection.
Jumper
Function
Setting
W24
7-Bit tag
8-Bit tag
9-Bit tag
Not Installed
Installed
Installed
W26
7-Bit tag
8-Bit tag
9-Bit tag
Installed
Installed
Not Installed
Table 2-6 Tag Selection
Table 2-7 lists the jumper settings for IDE selection.
Jumper
Function
Setting
W35
PCI IDE uses IRQ14 (default)
PCI IDE does not use IRQ14
Installed
Not Installed
W37
PCI IDE uses PCI INTA
PCI IDE PCI INTA not used (default)
Installed
Not Installed
W38
PCI IDE uses IRQ15
PCI IDE ISA IRQ not used (default)
Installed
Not Installed
W42
ISA IDE uses ISA IRQ14
ISA IDE uses ISA IRQ15 (default)
1-2
2-3
W43
ISA IDE uses DMA channel 6
ISA IDE uses DMA channel 7
ISA IDE uses PIO transfer (default)
1-2
2-3
Not Installed
W44
ISA IDE uses DMA channel 6
ISA IDE uses CMA channel 7
ISA IDE uses PIO transfer (default)
1-2
2-3
Not Installed
Table 2-7 IDE Selection