C8051F52X_12 Datasheet, PDF (121/221 Pages) Silicon Laboratories – 8/4/2 kB ISP Flash MCU Family

C8051F52x/F53x
/WEAK-PULLUP
PUSH-PULL
/PORT-OUTENABLE
PORT-OUTPUT
ANALOG INPUT
PORT-INPUT
Analog Select
VREGIN
VREGIN
(WEAK)
PORT
PAD
GND
Figure 13.2. Port I/O Cell Block Diagram
Rev. 1.4
121