MC81F4332 Datasheet, PDF (25/198 Pages) Finechips – ABOV SEMICONDUCTOR 8-BIT SINGLE-CHIP MICROCONTROLLERS

MC81F4x32
6. PORT STRUCTURE
[Schmitt trigger In] + [Out/Open-drain-out] + [Xin/Xout]
VDD
Pull-up
Enable
OPEN-
DRAIN
*Output data*
Output
Disable
VDD
I/O
*Input data*
OSCS
ROM Option
*Xin/Xout*
Input/Output data
R33
R34
[Schmitt trigger In] + [Out/Open-drain-out] + [SXin/SXout]
Pull-up
Enable
Clock
Xin
Xout
VDD
OPEN-
DRAIN
*Output data*
Output
Disable
VDD
I/O
*Input data*
OSCS
R0CONL
*Sxin/Sxout*
Input/Output data
R00
R01
October 19, 2009 Ver.1.35
Input data
EXT10
EXT11
Clock
SXin
SXout
25