AM186ED Datasheet, PDF(39/88 Page) Advanced Micro Devices – High Performance, 80C186- and 80C188-Compatible, 16-Bit Embedded Microcontrollers

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AM186ED Datasheet, PDF (39/88 Pages) Advanced Micro Devices – High Performance, 80C186- and 80C188-Compatible, 16-Bit Embedded Microcontrollers

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PRELIMINARY

Table 8. Peripheral Control Block Register Map

Offset

Processor Control Registers:

Peripheral control block relocation register

FEh

Reset configuration register

F6h

Processor release level register1

F4h

Auxiliary configuration register1

F2h

System configuration register1

F0h

Watchdog timer control register

E6h

Enable RCU register1

E4h

Clock prescaler register1

E2h

(See note 2.)

DMA Registers:

DMA 1 control register

DAh

DMA 1 transfer count register

D8h

DMA 1 destination address high register

D6h

DMA 1 destination address low register

D4h

DMA 1 source address high register

D2h

DMA 1 source address low register

D0h

DMA 0 control register

CAh

DMA 0 transfer count register

C8h

DMA 0 destination address high register

C6h

DMA 0 destination address low register

C4h

DMA 0 source address high register

C2h

DMA 0 source address low register

C0h

Chip-Select Registers:

PCS and MCS auxiliary register

A8h

Midrange memory chip-select register

A6h

Peripheral chip-select register

A4h

Low memory chip-select register1

A2h

Upper memory chip-select register1

A0h

R Serial Port 0 Registers:

Serial port 0 baud rate divisor register

88h

Serial port 0 receive register

86h

D Serial port 0 transmit register

84h

Serial port 0 status register

82h

Serial port 0 control register

80h

PIO Registers:

PIO data 1 register

7Ah

PIO direction 1 register

78h

PIO mode 1 register

76h

PIO data 0 register

74h

PIO direction 0 register

72h

PIO mode 0 register

70h

Timer Registers:

Timer 2 mode/control register

66h

Offset

Timer 2 max count compare A register

62h

Timer 2 count register

60h

Timer 1 mode/control register

5Eh

Timer 1 max count compare B register

5Ch

Timer 1 max count compare A register

5Ah

Timer 1 count register

58h

Timer 0 mode/control register

56h

Timer 0 max count compare B register

54h

Timer 0 max count compare A register

52h

Timer 0 count register

50h

Interrupt Registers:

Serial port 0 interrupt control register

44h

Serial port 1 interrupt control register

42h

INT4 interrupt control register

40h

INT3 control register

3Eh

INT2 control register

3Ch

INT1 control register

3Ah

INT0 control register

38h

T DMA1/INT6 interrupt control register

36h

DMA0/INT5 interrupt control register

34h

Timer interrupt control register

32h

Interrupt status register

30h

F Interrupt request register

2Eh

Interrupt in-service register

2Ch

AInterrupt priority mask register

2Ah

Interrupt mask register

28h

Interrupt poll status register

26h

Interrupt poll register

24h

End-of-interrupt register

22h

Interrupt vector register

20h

Serial Port 1 Registers:

Serial port 1 baud rate divisor register

18h

Serial port 1 receive register

16h

Serial port 1 transmit register

14h

Serial port 1 status register

12h

Serial port 1 control register

10h

All unused addresses are reserved and should not be

accessed.

Notes:

1. The register has been modified from the Am186ES/

Am188ES microcontrollers.

2. The previous Memory Partition Register (MDRAM)

has been removed and its functionality replaced

with the CAS-before-RAS refresh mode.

Am186ED/EDLV Microcontrollers

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