參數(shù)資料
型號(hào): 935265441112
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, MO-047, SOT-187-2, LCC-44
文件頁(yè)數(shù): 20/52頁(yè)
文件大小: 288K
代理商: 935265441112
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
27
CF
CR
CCF4
CCF3
CCF2
CCF1
CCF0
––
CCON
(C0H)
––
ECOMn
CAPPn
CAPNn
MATn
TOGn
PWMn
ECCFn
CCAPMn, n: 0..4
(C2H – C6H)
CH
CL
CCAPnH
CCAPnL
PCA INTERRUPT
PCA TIMER/COUNTER
10
00
16–BIT COMPARATOR
(TO CCFn)
WRITE TO
CCAPnH
RESET
WRITE TO
CCAPnL
01
ENABLE
CEXn
TOGGLE
MATCH
SU01103
Figure 23. PCA High Speed Output Mode
CL < CCAPnL
––
ECOMn
CAPPn
CAPNn
MATn
TOGn
PWMn
ECCFn
CCAPMn, n: 0..4
(C2H – C6H)
PCA TIMER/COUNTER
00
CL
CCAPnL
CEXn
8–BIT
COMPARATOR
OVERFLOW
CCAPnH
ENABLE
0
1
CL >= CCAPnL
0
SU01104
Figure 24. PCA PWM Mode
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