MSC1210_14 Datasheet, PDF (63/95 Pages) Texas Instruments – Precision Analog-to-Digital Converter (ADC) with 8051 Microcontroller and Flash Memory

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Port 1 Data Direction High Register (P1DDRH)
SFR AFh
7
P17H
6
P17L
5
P16H
4
P16L
P1.7
bits 7−6
Port 1 Bit 7 Control.
P17H
0
0
1
1
P17L
0
1
0
1
Standard 8051 (Pull-Up)
CMOS Output
Open Drain Output
Input
P1.6
bits 5−4
Port 1 Bit 6 Control.
P16H
0
0
1
1
P16L
0
1
0
1
Standard 8051 (Pull-Up)
CMOS Output
Open Drain Output
Input
P1.5
bits 3−2
Port 1 Bit 5 Control.
P15H
0
0
1
1
P15L
0
1
0
1
Standard 8051 (Pull-Up)
CMOS Output
Open Drain Output
Input
P1.4
bits 1−0
Port 1 Bit 4 Control.
P14H
0
0
1
1
P14L
0
1
0
1
Standard 8051 (Pull-Up)
CMOS Output
Open Drain Output
Input
3
P15H
MSC1210
SBAS203J − MARCH 2002 − REVISED JANUARY 2008
2
P15L
1
P14H
0
P14L
Reset Value
00h
63