EM78159NKM Просмотр технического описания (PDF) - ELAN Microelectronics

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EM78159NKM

8-Bit Microcontroller with OTP ROM

ELAN Microelectronics 

EM78P159N

8-Bit Microcontrollerwith OTP ROM

„ The Data Memory Configuration is as follows:

Address

00

01

02

03

04

05

06

07

08

09

0A

0B

0C

0D

0E

0F

10

︰

3F

R PAGE Registers

R0

R1

R2

R3

R4

R5

R6

Reserve

Reserve

Reserve

Reserve

Reserve

Reserve

RD

RE

RF

(IAR)

(TCC)

(PC)

(Status)

(RSR)

(Port5)

(Port6)

(Only for simulator)

(Wake up control)

(Interrupt Status)

General Registers

Reserve

CONT

Reserve

Reserve

Reserve

IOC5

IOC6

Reserve

Reserve

Reserve

IOCA

IOCB

IOCC

IOCD

IOCE

IOCF

IOC PAGE Registers

(Control Register)

(I/O Port Control Register)

(I/O Port Control Register)

(Prescaler Control Register)

(Pull-down Register)

(Open-drain Control)

(Pull-high Control Register)

(WDT Control Register)

(Interrupt Mask Register)

4.1.4 R3 (Status Register)

Bit 7

GP2

Bit 6

GP1

Bit 5

GP0

Bit 4

T

Bit 3

P

Bit 2

Z

Bit 1

DC

Bit 0

C

Bit 0 (C) Carry flag

Bit 1 (DC) Auxiliary carry flag

Bit 2 (Z)

Zero flag.

Set to "1" if the result of an arithmetic or logic operation is zero.

Bit 3 (P)

Power down bit.

Set to “1” during power on or by a "WDTC" command; and reset to “0” by a

"SLEP" command.

Bit 4 (T)

Time-out bit.

Set to “1” with the "SLEP" and "WDTC" commands, or during power up;

and reset to “0” by WDT time-out.

Bit 5 ~7 (GP0 ~ 2) General-purpose read/write bits.

8•

Product Specification (V1.0) 03.10.2006

(This specification is subject to change without further notice)

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