參數(shù)資料
型號(hào): P80C851IBB
廠商: NXP SEMICONDUCTORS
元件分類(lèi): 微控制器/微處理器
英文描述: CMOS single-chip 8-bit microcontroller with on-chip EEPROM
中文描述: 8-BIT, 24 MHz, MICROCONTROLLER, PQFP44
封裝: 10 X 10 X 1.75 MM, PLASTIC, QFP-44
文件頁(yè)數(shù): 3/22頁(yè)
文件大?。?/td> 182K
代理商: P80C851IBB
Philips Semiconductors
Product specification
80C851/83C851
CMOS single-chip 8-bit microcontroller
with on-chip EEPROM
1998 Jul 03
3
BLOCK DIAGRAM
64K BYTE BUS
CONTRTOL
PROG SERIAL PORT
FULL DUPLEX UART
PROGRAMMABLE I/O
CPU
OSCILLATOR
TAND
PROGRAM
(4MEMORY
DATA
(1MEMORY
TWO 16-BIT
COUNTERS
T0
T1
COUNTERS
XTAL2
XTAL1
REFERENCE
INTERNAL
INTERRUPTS
INT0
INT1
IEXTERNAL
CONTROL
PARALLEL PORTS,
ADAND I/O PINS
SERIAL IN
SERIAL OUT
SHARED WITH
PORT 3
(256 x 8)
LOGIC SYMBOL
P
P
P
P
ADDRESS AND
DATA BUS
ADDRESS BUS
S
RxD
TxD
INT0
INT1
T0
T1
WR
RD
RST
EA
PSEN
ALE
V
SS
XTAL1
XTAL2
V
DD
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