HD404889_03 Datasheet, PDF (70/197 Pages) Renesas Technology Corp – Low-Voltage AS Microcomputers with On-Chip LCD Circuit

HD404889/HD404899/HD404878/HD404868 Series
Table 23 Circuit Configurations of I/O Pins (cont)
Type
Circuit Configuration
Perip- Output
heral pins
function
pins
VCC _VCC
Pull-up control signal
PMOS control signal
Output data
MIS3
PDR
SMR22
SO
Pins
SO
VCC _VCC
Pull-up control signal
Output data
MIS3
PDR
TOB, TOC,
BUZZ
TOB, TOC, BUZZ
Input
pins
VCC
Input data
RESET
MIS3
PDR
RESET
WU -WU ,
0
3
INT , INT ,
0
1
EVNB,
EVND, SI
970−973 etc.
VCC
AN₀-AN₅*
MIS3
PDR
A/D input
Input control signal
Notes: In a reset, since the I/O control registers are reset, input/output pins go to the high-impedance state
and peripheral function selections are cleared.
* Applies to HD404889, HD404899, and HD404868 Series.
Rev.6.00, Sep.08.2003, page 70 of 197