em78p811 ELAN Microelectronics Corp, em78p811 Datasheet - Page 11

• Manufacturer Part Number: em78p811
• Description: 8-bit Micro-controller
• Manufacturer: ELAN Microelectronics Corp

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* This specification is subject to be changed without notice.
4. R3 (Status Register)
* Bit 0 (C) Carry flag
* Bit 1 (DC) Auxiliary carry flag
* Bit 2 (Z) Zero flag
* Bit 3 (P) Power down bit. Set to 1 during power on or by a "WDTC" command and reset to 0 by a "SLEP"
* Bit 4 (T) Time-out bit. Set to 1 by the "SLEP" and "WDTC" command, or during power up and reset to 0 by
command.
WDT timeout.
7
-
page
00
01
02
03
04
10
:
1F
20
:
3F
05
06
07
08
09
0A
0B
0C
0D
0E
0F
EVENT
WDT wake up from
sleep mode
WDT time out (not sleep mode
/RESET wake up from sleep
6
Fig.5 Data memory configuration
R5(Program Page)
R6(PORT6)
R7(PORT7)
R8(PORT8)
R9(PORT9)
RA(FSK STATUS)
RB(DTMF)
RC(CID ADRESS)
RD(CID DATA)
RE(LCD,WDT,WUE)
RF(INTERRUPT)
R0
R1(TCC)
R2(PC)
R3(STATUS)
R4(RSR)
16x8
Common
Register
00 BANK0 01 BANK1 10 BANK2 11 BANK3
32x8
Register
5
00h
:
ffH
-
000
BANK1
256X8
Register
T
4
32x8
001
BANK2
256X8
3
P
Register
CALLER RAM
010
BANK3
256X8
32x8
Z
2
011
BANK4
256X8
IOC5(Key scan register)
IOC6
IOC7
IOC8
IOC9
IOCA(RAM,IO,PAGE ctl )
IOCB(lcd address
IOCC(lcd data
IOCD(PULL HIGH control)
IOCE(IO,Vlcd control )
IOCF(interrupt control)
Register
32x8
100
BANK5
256X8
DC
1
T
0
0
1
10
101
BANK6
256X8
C
0
)
P
0
1
0
)
110
BANK7
256X8
111
BANK8
256X8
REMARK
00h LCD RAM
78h
IOCB(COUNTER1)
IOCC(COUNTER2)
IOCD(Key scan)
IOCE(OTHER )
IOCB IOCC
: 120x8
8-bit OTP Micro-controller
EM78P811