C8051F850-C-GM Datasheet, PDF (219/328 Pages) Silicon Laboratories – Low-Cost 8-bit MCU Family with up to 8 kB of Flash

Register 21.14. P1MDIN: Port 1 Input Mode
Bit
7
6
5
4
3
2
1
0
Name
P1MDIN
Type
RW
Reset
1
1
1
1
1
1
1
1
SFR Address: 0xF2
Table 21.17. P1MDIN Register Bit Descriptions
Bit
Name
Function
7:0
P1MDIN Port 1 Input Mode.
Port pins configured for analog mode have their weak pullup, digital driver, and digital
receiver disabled.
0: Corresponding P1.x pin is configured for analog mode.
1: Corresponding P1.x pin is configured for digital mode.
Note: Port 1 consists of 8 bits (P1.0-P1.7) on QSOP24 packages and 7 bits (P1.0-P1.6) on QFN20 packages and 4 bits
(P1.0-P1.3) on SOIC16 packages.
Rev. 1.0
198