參數(shù)資料
型號(hào): EM78568
廠商: Electronic Theatre Controls, Inc.
英文描述: 8-BIT MICRO-CONTROLLER for FRS
中文描述: 8位微控制器為FRS
文件頁數(shù): 7/54頁
文件大小: 494K
代理商: EM78568
EM78568
8-bit Micro-controller for FRS
__________________________________________________________________________________________________________________________________________________________________
* This specification are subject to be changed without notice.
07/28/2004 V3.5
V. Functional Block Diagram
TIMING
CONTROL
TIMER
TCC
COUNTER1
COUNTER2
WDT
ROM
DATA RAM
CONTROL REGISTER
LCD DRIVER
LCD
I/O PORT
I/O
8-bIT D/A
PROGRAMMING TONE
GEN.
CTCSS block
5-bit COMPARATOR
CPU
Fig.2a Block diagram
Fig.2b Block diagram
XIN
PLLC
Oscillator
timing control
R1(TCC)
Prescaler
WDT
timer
General
RAM
R4
Interrupt
control
Instruction
decoder
Instruction
register
ROM
R3
R5
ACC
ALU
STACK
DATA & Control Bus
P55~P57
XOUT
R2
P60~P67
IOC6
R6
PORT6
P70~P77
IOC7
R7
PORT7
P80~P87
IOC8
R8
PORT8
P90~P97
PC0
IOCC
RC
PORTC
IOC9
R9
PORT9
IOC5
R5
PORT5
DATA
RAM
Control sleep
and wakeup
on I/O port
8-bit D/A
Prog. tone gen.
CTCSS block
Comparator
LCD RAM
LCD driver
COM0~COM3
SEG0~SEG19
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