參數(shù)資料
型號(hào): UPD754264
廠商: NEC Corp.
英文描述: 4-BIT SINGLE-CHIP MICROCONTROLLERS
中文描述: 4位單晶片微控制器
文件頁(yè)數(shù): 6/68頁(yè)
文件大?。?/td> 318K
代理商: UPD754264
6
μ
PD754264
2. BLOCK DIAGRAM
BASIC INTERVAL
TIMER/WATCHDOG
TIMER
8-BIT TIMER
COUNTER#0
8-BIT
TIMER
COUNTER#1
8-BIT
TIMER
COUNTER#2
CASCADED
16-BIT
TIMER
COUNTER
INTERRUPT
CONTROL
A/D CONVERTER
INTBT
RESET
INTT0
TOUT
INTT1
INTT2
PTO0/P30
PTO1/P31
PTO2/P32
INT0/P61
KRREN
KR4/P70 to
KR7/P73
AV
REF
/P60
AN0/P62
AN1/P63
ALU
PROGRAM COUNTER
PROGRAM MEMORY
(ROM)
4096
×
8 BITS
DECODE
AND
CONTROL
CY
SP (8)
SBS
BANK
GENERAL REG.
DATA MEMORY
(RAM)
128
×
4 BITS
EEPROM
32
×
8 BITS
PORT3
4
PORT6
4
PORT7
4
PORT8
BIT SEQ. BUFFER (16)
P30 to P33
P60 to P63
P70 to P73
P80
CLOCK
DIVIDER
SYSTEM CLOCK
GENERATOR
STAND BY
CONTROL
f
X
/2
N
X2
X1
CPU CLOCK
IC
V
DD
V
SS
RESET
4
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