C8051F52X Datasheet, PDF (118/220 Pages) Silicon Laboratories – 8/4/2 kB ISP Flash MCU Family

C8051F52x-53x
/WEAK-PULLUP
PUSH-PULL
/PORT-OUTENABLE
PORT-OUTPUT
ANALOG INPUT
PORT-INPUT
VIO
VIO
(WEAK)
Analog Select
GND
Figure 14.2. Port I/O Cell Block Diagram
PORT
PAD
118
Rev. 0.3