參數(shù)資料
型號: T89C51AC2-SLSIM
廠商: Atmel
文件頁數(shù): 13/121頁
文件大?。?/td> 0K
描述: IC 8051 MCU FLASH 32K 44PLCC
標準包裝: 27
系列: 89C
核心處理器: 8051
芯體尺寸: 8-位
速度: 40MHz
連通性: UART/USART
外圍設備: POR,PWM,WDT
輸入/輸出數(shù): 34
程序存儲器容量: 32KB(32K x 8)
程序存儲器類型: 閃存
EEPROM 大小: 2K x 8
RAM 容量: 1.25K x 8
電壓 - 電源 (Vcc/Vdd): 3 V ~ 5.5 V
數(shù)據(jù)轉換器: A/D 8x10b
振蕩器型: 外部
工作溫度: -40°C ~ 85°C
封裝/外殼: 44-LCC(J 形引線)
包裝: 管件
11
A/T89C51AC2
4127H–8051–02/08
T2CON
C8h
Timer/Counter 2
control
TF2
EXF2
RCLK
TCLK
EXEN2
TR2
C/T2#
CP/RL2#
T2MOD
C9h
Timer/Counter 2
Mode
T2OE
DCEN
RCAP2H
CBh
Timer/Counter 2
Reload/Capture High
byte
RCAP2L
CAh
Timer/Counter 2
Reload/Capture Low
byte
WDTRST
A6h
Watchdog Timer
Reset
WDTPRG
A7h
Watchdog Timer
Program
S2
S1
S0
Table 5. Timers SFRs (Continued)
Mnemonic
Add
Name
7
6
5
4
3
2
1
0
Table 6. Serial I/O Port SFRs
Mnemonic
Add
Name
7
6
5
4
3
2
1
0
SCON
98h
Serial Control
FE/SM0
SM1
SM2
REN
TB8
RB8
TI
RI
SBUF
99h
Serial Data Buffer
SADEN
B9h Slave Address Mask
SADDR
A9h Slave Address
Table 7. PCA SFRs
Mnemonic Add
Name
7
6
5
4
3
2
1
0
CCON
D8h PCA Timer/Counter Control
CF
CR
CCF4
CCF3
CCF2
CCF1
CCF0
CMOD
D9h PCA Timer/Counter Mode
CIDL
WDTE
CPS1
CPS0
ECF
CL
E9h PCA Timer/Counter Low byte
CH
F9h PCA Timer/Counter High byte
CCAPM0
CCAPM1
CCAPM2
CCAPM3
CCAPM4
DAh
DBh
DCh
DDh
DEh
PCA Timer/Counter Mode 0
PCA Timer/Counter Mode 1
PCA Timer/Counter Mode 2
PCA Timer/Counter Mode 3
PCA Timer/Counter Mode 4
ECOM0
ECOM1
ECOM2
ECOM3
ECOM4
CAPP0
CAPP1
CAPP2
CAPP3
CAPP4
CAPN0
CAPN1
CAPN2
CAPN3
CAPN4
MAT0
MAT1
MAT2
MAT3
MAT4
TOG0
TOG1
TOG2
TOG3
TOG4
PWM0
PWM1
PWM2
PWM3
PWM4
ECCF0
ECCF1
ECCF2
ECCF3
ECCF4
CCAP0H
CCAP1H
CCAP2H
CCAP3H
CCAP4H
FAh
FBh
FCh
FDh
FEh
PCA Compare Capture Module 0 H
PCA Compare Capture Module 1 H
PCA Compare Capture Module 2 H
PCA Compare Capture Module 3 H
PCA Compare Capture Module 4 H
CCAP0H7
CCAP1H7
CCAP2H7
CCAP3H7
CCAP4H7
CCAP0H6
CCAP1H6
CCAP2H6
CCAP3H6
CCAP4H6
CCAP0H5
CCAP1H5
CCAP2H5
CCAP3H5
CCAP4H5
CCAP0H4
CCAP1H4
CCAP2H4
CCAP3H4
CCAP4H4
CCAP0H3
CCAP1H3
CCAP2H3
CCAP3H3
CCAP4H3
CCAP0H2
CCAP1H2
CCAP2H2
CCAP3H2
CCAP4H2
CCAP0H1
CCAP1H1
CCAP2H1
CCAP3H1
CCAP4H1
CCAP0H0
CCAP1H0
CCAP2H0
CCAP3H0
CCAP4H0
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