HD404318 Datasheet, PDF (27/68 Pages) Hitachi Semiconductor – 4-bit HMCS400-series microcomputer

HD404318 Series
Table 6 Circuit Configurations of Standard I/O Pins
I/O Pin Type
Input/output pins
Circuit
V_CC
V_CC
Pull-up control signal
Buffer control
signal
Output data
Input control signal
Input data
V_CC
V_CC
Pull-up control signal
Buffer control
signal
Peripheral
function pins
Input/ output
pins
Input control signal
Output data
Input data
V_CC
V_CC
Pull-up control signal
HLT
MIS3
DCR
PDR
HLT
MIS3
DCR
MIS2
PDR
HLT
MIS3
Pins
R0₀, R0₁, R0₃
R3₀–R3₃,
R4₀–R4₃
R0₂
SCK
Output pins
V_CC
V_CC
V_CC
V_CC
Output data
Input data
SCK
Pull-up control signal
SCK
HLT
MIS3
PMOS control
signal
MIS2
Output data ^SO
Pull-up control signal
HLT
MIS3
SO
TOC
Notes on next page.
Output data
TOC
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