HD404374 Datasheet, PDF (60/161 Pages) Renesas Technology Corp – Low-Voltage AS Microcomputers with On-Chip A/D Converter

HD404374/HD404384/HD404389/HD404082/HD404084 Series
Table 22 Programmable I/O Circuits
MIS3 (bit 3 of MIS)
DCD,DCR
PDR
CMOS buffer PMOS
NMOS
Pull-up MOS
Note: — : OFF
0
0
1
0
1
0
1
—
—
—
ON
—
—
ON
—
—
—
—
—
1
0
1
0
1
0
1
—
—
—
ON
—
—
ON
—
—
ON
—
ON
Table 23 Circuit Configurations of I/O Pins
Type
I/O pins
Circuit Configuration
VCC _VCC
Pull-up control signal
Buffer control signal
Output data
MIS3
DCD, DCR
PDR
Pins
D -D
09
R0
0
R1₀, R1₃
R2 , R2
0
1
Input data
Input control signal
VCC _VCC
Pull-up control signal
Buffer control signal
Output data
MIS3
DCR
SMR22
PDR
R2₂
R7₀–R7₃ ^*2
VCC _VCC
Input data
Input control signal
Pull-up control signal
Buffer control signal
MIS3
DCR
Output data
PDR
R7₀-R7₃
AN₀-AN₃ ^*1
Input data
A/D input
A/D channel control signal
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.
1. Applies to HD404374, HD404384, and HD404389 Series.
2. Applies to HD404082 and HD404084 Series.
Rev.5.00, Sep.11.2003, page 60 of 161