參數(shù)資料
型號: 935265441118
廠商: NXP SEMICONDUCTORS
元件分類: 微控制器/微處理器
英文描述: 8-BIT, FLASH, 33 MHz, MICROCONTROLLER, PQCC44
封裝: PLASTIC, LCC-44
文件頁數(shù): 16/52頁
文件大?。?/td> 288K
代理商: 935265441118
Philips Semiconductors
Preliminary data
P89C51RB2/P89C51RC2/
P89C51RD2
80C51 8-bit Flash microcontroller family
16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM
2001 Jun 27
23
CF
CR
CCF4
CCF3
CCF2
CCF1
CCF0
––
CCON
(C0H)
CH
CL
OVERFLOW
INTERRUPT
16–BIT UP COUNTER
IDLE
TO PCA
MODULES
CMOD
(C1H)
CIDL
WDTE
––
CPS1
CPS0
ECF
OSC/6 (6 CLOCK MODE)
OR
OSC/12 (12 CLOCK MODE)
TIMER 0 OVERFLOW
EXTERNAL INPUT
(P1.2/ECI)
DECODE
00
01
10
11
SU01256
OSC/2 (6 CLOCK MODE)
OR
OSC/4 (12 CLOCK MODE)
Figure 15. PCA Timer/Counter
MODULE 0
MODULE 1
MODULE 2
MODULE 3
MODULE 4
PCA TIMER/COUNTER
CF
CR
CCF4
CCF3
CCF2
CCF1
CCF0
––
CMOD.0
ECF
CCAPMn.0
ECCFn
TO
INTERRUPT
PRIORITY
DECODER
CCON
(C0H)
IE.6
EC
IE.7
EA
SU01097
Figure 16. PCA Interrupt System
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