Table 3-4. Pccchip2 Memory Map - Motorola MVME167 Series User Manual

Operating Instructions
3
PCCchip2 Base Address = $FFF42000
OFFSET:
D31
00
04
08
0C
10
14
GPI GPI
18
PLTY E/L*
1C
20
24
28
2C
PRTR PRTR
30
ACK ACK
PLTY E/L*
PRTR PRTR
34
BSY BSY
PLTY E/L*
38
3C
SCC PROVIDES ITS OWN VECTORS
3-14

Table 3-4. PCCchip2 Memory Map

CHIP ID
PRESCALER COUNT REGISTER
GPI GPI GPI
INT IEN ICLR IRQ LEVEL
SCC SCC SCC SCC
RTRY PAR EXT
ERR ERR ERR ERR
LAN LAN
PAR EXT
ERR ERR
SCSI SCSI
PAR EXT
ERR ERR
PRTR PRTR PRTR
PRTR ACK
ACK ACK ACK
IRQ LEVEL
INT IEN ICLR
PRTR PRTR PRTR
PRTR BSY
BSY BSY BSY
IRQ LEVEL
INT IEN ICLR
D24 D23
PRESCALER CLOCK ADJUST
GPI
SCC SCC
LTO SCLR MDM
ERR
SCC TRANSMIT PIACK
LAN LAN
LTO SCLR
ERR
SCSI SCSI
LTO SCLR
ERR
PRTR PRTR PRTR
FLT FLT FLT
PLTY E/L* INT
CHIP SPEED
This sheet continues on facing page.
MVME167 Single Board Computer User's Manual
D16
CHIP REVISION
TIC TIMER 1
TIC TIMER 1
TIC TIMER 2
TIC TIMER 2
GPI GPOE GPO
SCC SCC
SCC MODEM
MDM MDM
IRQ LEVEL
IEN AVEC
PRTR PRTR
PRTR FAULT
FLT FLT
IRQ LEVEL
IEN ICLR