參數(shù)資料
型號(hào): MSC1211Y2PAGR
廠商: TEXAS INSTRUMENTS INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, FLASH, 40 MHz, MICROCONTROLLER, PQFP64
封裝: GREEN, PLASTIC, TQFP-64
文件頁(yè)數(shù): 85/111頁(yè)
文件大小: 1113K
代理商: MSC1211Y2PAGR
MSC1211, MSC1212
MSC1213,MSC1214
SBAS323G JUNE 2004 REVISED OCTOBER 2007
www.ti.com
75
Port 2 Data Direction Low (P2DDRL)
7
6
5
4
3
2
1
0
Reset Value
SFR B1h
P23H
P23L
P22H
P22L
P21H
P21L
P20H
P20L
00h
P2.3
Port 2 Bit 3 Control.
bits 76
P23H
P23L
0
Standard 8051 (Pull-Up)
0
1
CMOS Output
1
0
Open Drain Output
1
Input
P2.2
Port 2 Bit 2 Control.
bits 54
P22H
P22L
0
Standard 8051 (Pull-Up)
0
1
CMOS Output
1
0
Open Drain Output
1
Input
P2.1
Port 2 Bit 1 Control.
bits 32
P21H
P21L
0
Standard 8051 (Pull-Up)
0
1
CMOS Output
1
0
Open Drain Output
1
Input
P2.0
Port 2 Bit 0 Control.
bits 10
P20H
P20L
0
Standard 8051 (Pull-Up)
0
1
CMOS Output
1
0
Open Drain Output
1
Input
NOTE: Port 2 also controlled by EA and Memory Access Control HCR1.EGP23.
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