HD404449 Datasheet, PDF (44/123 Pages) Hitachi Semiconductor – HD404449 SERIES

HD404449 Series
Table 24 Circuit Configurations of I/O Pins
I/O Pin Type
Input/output pins
Circuit
Pins
V_CC
V_CC
Pull-up control signal
Buffer control
signal
Output data
Input data
Input control signal
HLT
MIS3
DCD, DCR
PDR
D₀–D₁₁, R0₀–R0₃
R1₀–R1₃, R2₀–R2₃
R3₀–R3₃, R4₀–R4₂
R5₀–R5₂, R6₀–R6₃
R7₀–R7₃, R8₀–R8₃
R9₀–R9₃, RA₀–RA₃
RB₀–RB₃, RC₀–RC₃
V_CC
V_CC
Pull-up control signal
Buffer control
signal
Output data
HLT
MIS3
R4₃, R5₃
DCR
MIS2, SM2B2
PDR
Input data
Input pins
Peripheral Input/ output
function pins pins
Input control signal
Input data
V_CC
V_CC
Input control signal
Pull-up control signal
HLT
MIS3
D₁₂, D₁₃
SCK₁, SCK₂
Output pins
V_CC
V_CC
V_CC
V_CC
Output data _{SCK1, SCK2}
Input data
SCK₁, SCK₂
Pull-up control signal
HLT
MIS3
SO₁, SO₂
PMOS control
signal
MIS2, SM2B2
Output data ^{SO1, SO2}
Pull-up control signal
HLT
MIS3
TOB, TOC, TOD
Output data
TOB, TOC, TOD
44