EM78860BQ 查看數據表（PDF） - ELAN Microelectronics
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EM78860BQ Datasheet PDF : 26 Pages
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EM78P860
8 -BIT MICRO-CONTROLLER
ADDRESS REGISTER
00 R0
01 R1(TCC)
02 R2(PC)
03
R3(STATUS)
04 R4(RSR)
05
R5(ROM PAGE)
06
R6(PORT6)
07
R7(PORT7)
08
R8(PORT8)
09
R9(PORT9)
0A RA(CLK)
0B RB()
0C RC(2.5K RAM ADRESS)
0D RD(2.5K RAM DATA)
0E RE
0F
RF(INT FLAG)
10
16x8
:
Common
1F Register
20
BANK0~BANK3
:
32X8 ~ 32X8
3F
REGISTER
CONTROL REGISTER
(PAGE0)
CONTROL REGISTER
(PAGE1)
page0
IOC6
IOC7
IOC8
IOC9
IOCA
IOCB(LCD ADDRESS)
IOCC(LCD DATA)
IOCD(PULL HIGH)
IOCE(IO, LCD)
IOCF(INT CONTROL)
RC(ADDRESS) RD(DATA)
page1
IOCB(COUNTER1)
IOCC(COUNTER2)
0 BAND1 BAND1 . . . . . . . . . . . . BAND10
: 256X8 256X8 . . . . . . . . . . . . 256X8
255
Fig. 5 Data memory configuration
4. R3 ( Status Register )
7
6
5
4
3
2
1
0
-
PAGE
-
T
P
Z
DC
C
• Bit 0 (C) :
• Bit 1 (DC) :
• Bit 2 (Z) :
• Bit 3 (P) :
• Bit 4 (T) :
Carry flag
Auxiliary carry flag
Zero flag
Power down bit. Set to 1 during power on or by a “WDTC” command and reset to 0 by a “SLEP”
command.
Time-out bit. Set to 1 by the “SLEP” and “WDTC” command, or during power up and reset to 0 by
WDT time out.
EVENT
T
P
WDT TIME OUT
0
0
sleep mode
WDT time out (not sleep mode
0
1
/RESET wake up from sleep
1
0
power up
1
1
Low pulse on /RESET
x
x
• Bit 5 : unused
• Bit 6 PAGE : changed IOCB~IOCE to another page, 0/1→page0/page1
• Bit 7 unused
REMARK
x . . don't care
* This specification is subject to be changed without notice.
4.17.2000 5
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