EM78568 データシートの表示（PDF） - ELAN Microelectronics
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EM78568 Datasheet PDF : 61 Pages
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EM78P568
8-bit OTP Micro-controller
XIN XOUT PLLC
O sc illa t o r
timing control
R1(TCC)
DATA
RAM
Control sleep
and wakeup
on I/O port
WDT
timer
Prescaler
General
RAM
R4
Interrupt
control
OTP
ROM
I nst r u c t io n
register
I nst r u c t io n
decoder
DATA & Control Bus
R2
STACK
ALU
R3
R5
ACC
LCD RAM
LCD driver
IOC5
R5
D/A
Prog. tone gen.
CTCSS block
Comparator
PORT5
COM0~COM3
SEG0~SEG31
P55~P57
IOC6
R6
PORT6
P60~P67
IOC7
R7
PORT7
P70~P77
IOC8
R8
PORT8
P80~P87
IOC9
R9
PORT9
IOCB
RB
PORTB
IOCC
RC
PORTC
P90~P97
PB0~PB7
PC0~PC7
Fig.2b Block diagram
DATA
OEB
PGMB
ACLK
DINCK
Shift register p to s
OTP aray
Security
register
Configuration
register
Shift register s to p
Address counter
OTP control unit
Power
on reset
High
voltage
VPP
detector
Fig.2c Block diagram for OTP function
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* This specification are subject to be changed without notice.
5
01/31/2004 V4.7
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