参数资料
型号: AT80251G2D-SLSUM
厂商: Atmel
文件页数: 6/77页
文件大小: 0K
描述: IC 8051 MCU ROMLESS 44PLCC
标准包装: 972
系列: 8x251
核心处理器: C251
芯体尺寸: 8/16-位
速度: 24MHz
连通性: EBI/EMI,I²C,Microwire,SPI,UART/USART
外围设备: POR,PWM,WDT
输入/输出数: 32
程序存储器类型: ROMless
RAM 容量: 1K x 8
电压 - 电源 (Vcc/Vdd): 4.5 V ~ 5.5 V
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 44-LCC(J 形引线)
包装: 管件
14
AT/TSC8x251G2D
4135F–8051–11/06
Table 4.
Serial I/O Port SFRs
Table 5.
SSLC SFRs
Table 6.
Event Waveform Control SFRs
Mnemonic
Name
Mnemonic
Name
SCON
Serial Control
SADDR
Slave Address
SBUF
Serial Data Buffer
BRL
Baud Rate Reload
SADEN
Slave Address
Mask
BDRCON
Baud Rate Control
Mnemonic
Name
Mnemonic
Name
SSCON
Synchronous Serial
control
SSADR
Synchronous Serial
Address
SSDAT
Synchronous Serial
Data
SSBR
Synchronous Serial
Bit Rate
SSCS
Synchronous Serial
Control and Status
Mnemonic
Name
Mnemonic
Name
CCON
EWC-PCA Timer/Counter Control
CCAP0L
EWC-PCA Compare Capture
Module 0 Low Register
CMOD
EWC-PCA Timer/Counter Mode
CCAP1L
EWC-PCA Compare Capture
Module 1 Low Register
CL
EWC-PCA Timer/Counter Low
Register
CCAP2L
EWC-PCA Compare Capture
Module 2 Low Register
CH
EWC-PCA Timer/Counter High
Register
CCAP3L
EWC-PCA Compare Capture
Module 3 Low Register
CCAPM0
EWC-PCA Timer/Counter Mode 0
CCAP4L
EWC-PCA Compare Capture
Module 4 Low Register
CCAPM1
EWC-PCA Timer/Counter Mode 1
CCAP0H
EWC-PCA Compare Capture
Module 0 High Register
CCAPM2
EWC-PCA Timer/Counter Mode 2
CCAP1H
EWC-PCA Compare Capture
Module 1 High Register
CCAPM3
EWC-PCA Timer/Counter Mode 3
CCAP2H
EWC-PCA Compare Capture
Module 2 High Register
CCAPM4
EWC-PCA Timer/Counter Mode 4
CCAP3H
EWC-PCA Compare Capture
Module 3 High Register
CCAP4H
EWC-PCA Compare Capture
Module 4 High Register
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