IA186EB/IA188EB
Data Sheet
8-Bit/16-Bit Microcontrollers
July 10, 2011
Power Management Unit
The registers associated with each integrated peripheral are contained within a 128 16 register
file called the Peripheral Control Block (PCB). The PCB can be located in either memory or I/O
space on any 256-byte address boundary.
Table 12 provides a list of the registers associated with the PCB.
Table 12. Peripheral Control Block Registers
PCB
PCB
PCB
PCB
Offset
Function
Offset
Function
Offset
Function
Offset
Function
00H
02H
Reserved
40H
42H
Timer2
Count
Timer2
80H
82H
GCS0 Start
C0H
C2H
Reserved
End Of
GCS0 Stop
Reserved
Interrupt
Compare
04H
06H
Poll
Poll Status
44H
46H
Reserved
Timer2
Control
84H
86H
GCS1 Start
GCS1 Stop
C4H
C6H
Reserved
Reserved
08H
0AH
Interrupt
Mask
Priority
Mask
48H
4AH
Reserved
88H
8AH
GCS2 Start
GCS2 Stop
C8H
CAH
Reserved
Reserved
Reserved
0CH
0EH
In-Service
Interrupt
Request
4CH
4EH
Reserved
Reserved
8CH
8EH
GCS3 Start
GCS3 Stop
CCH
CEH
Reserved
Reserved
10H
12H
14H
16H
18H
1AH
1CH
1EH
Interrupt
Status
Timer
Control
Serial
Control
INT4
Control
INT0
Control
INT1
Control
INT2
Control
INT3
50H
52H
54H
56H
58H
5AH
5CH
5EH
Port 1
Direction
Port 1 Pin
90H
92H
94H
96H
98H
9AH
9CH
9EH
GCS4 Start
GCS4 Stop
GCS5 Start
GCS5 Stop
GCS6 Start
GCS6 Stop
GCS7 Start
GCS7 Stop
D0H
D2H
D4H
D6H
D8H
DAH
DCH
DEH
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Port 1
Control
Port 1 Latch
Port 2
Direction
Port 2 Pin
Port 2
Control
Port 2 Latch
Control
IA211080314-13
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