AM186ED AMD [Advanced Micro Devices], AM186ED Datasheet - Page 39

• Manufacturer Part Number: AM186ED
• Description: High Performance, 80C186- and 80C188-Compatible, 16-Bit Embedded Microcontrollers
• Manufacturer: AMD [Advanced Micro Devices]

Table 8. Peripheral Control Block Register Map
Register Name
Processor Control Registers:
Peripheral control block relocation register
Reset configuration register
Processor release level register
Auxiliary configuration register
System configuration register
Watchdog timer control register
Enable RCU register
Clock prescaler register
( See note 2 .)
DMA Registers:
DMA 1 control register
DMA 1 transfer count register
DMA 1 destination address high register
DMA 1 destination address low register
DMA 1 source address high register
DMA 1 source address low register
DMA 0 control register
DMA 0 transfer count register
DMA 0 destination address high register
DMA 0 destination address low register
DMA 0 source address high register
DMA 0 source address low register
Chip-Select Registers:
PCS and MCS auxiliary register
Midrange memory chip-select register
Peripheral chip-select register
Low memory chip-select register
Upper memory chip-select register
Serial Port 0 Registers:
Serial port 0 baud rate divisor register
Serial port 0 receive register
Serial port 0 transmit register
Serial port 0 status register
Serial port 0 control register
PIO Registers:
PIO data 1 register
PIO direction 1 register
PIO mode 1 register
PIO data 0 register
PIO direction 0 register
PIO mode 0 register
Timer Registers:
Timer 2 mode/control register
1
1
1
1
1
1
1
Am186ED/EDLV Microcontrollers
P R E L I M I N A R Y
Offset
FEh
DAh
D8h
D0h
CAh
C8h
C0h
F6h
F4h
F2h
F0h
E6h
E4h
E2h
D6h
D4h
D2h
C6h
C4h
C2h
A8h
A6h
A4h
A2h
A0h
7Ah
88h
86h
84h
82h
80h
78h
76h
74h
72h
70h
66h
All unused addresses are reserved and should not be
accessed.
Notes:
1. The register has been modified from the Am186ES/
2. The previous Memory Partition Register (MDRAM)
Register Name
Timer 2 max count compare A register
Timer 2 count register
Timer 1 mode/control register
Timer 1 max count compare B register
Timer 1 max count compare A register
Timer 1 count register
Timer 0 mode/control register
Timer 0 max count compare B register
Timer 0 max count compare A register
Timer 0 count register
Interrupt Registers:
Serial port 0 interrupt control register
Serial port 1 interrupt control register
INT4 interrupt control register
INT3 control register
INT2 control register
INT1 control register
INT0 control register
DMA1/INT6 interrupt control register
DMA0/INT5 interrupt control register
Timer interrupt control register
Interrupt status register
Interrupt request register
Interrupt in-service register
Interrupt priority mask register
Interrupt mask register
Interrupt poll status register
Interrupt poll register
End-of-interrupt register
Interrupt vector register
Serial Port 1 Registers:
Serial port 1 baud rate divisor register
Serial port 1 receive register
Serial port 1 transmit register
Serial port 1 status register
Serial port 1 control register
Am188ES microcontrollers.
has been removed and its functionality replaced
with the CAS-before-RAS refresh mode.
Offset
5Eh
5Ch
5Ah
3Eh
3Ch
3Ah
2Eh
2Ch
2Ah
62h
60h
58h
56h
54h
52h
50h
44h
42h
40h
38h
36h
34h
32h
30h
28h
26h
24h
22h
20h
18h
16h
14h
12h
10h
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