UPD75237 Datasheet, PDF (26/191 Pages) NEC – 4-BIT SINGLE-CHIP MICROCOMPUTER

µPD75237
Table 2-4 µPD75237 I/O Map (4/5)
Address
Hardware Name (Symbol)
b3
b2
b1
b0
R/W ^{No. of Manipulatable Bits Bit Manipulated}
1 Bit 4 Bits 8 Bits ^Addressing
FD0H Clock output mode register (CLOM) W
—
q
—
FD4H
Static mode register B (STATB)
W
—
—
q
Remarks
FD6H
Static mode register A (STATA) W
—
5 FD8H
SOC EOC
v
R/W
A/D conversion mode register (ADM)
—
FDAH
SA register (SA)
R
—
FDCH
Pull-up register specification reg- _W
—
ister group A (POGA)
—
q
—
q
—
—
q
—
q
Write only in 8-bit ma-
nipulation
FE0H
Serial operating mode register (CSIM0) W
—
CSIE0 COI WUP
R/W
q
FE2H
CMDD RELD CMDT RELT
SBI control register (SBIC)
R/W
q
BSYE ACKD ACKE ACKT
FE4H
Serial I/O shift register 0 (SIO0)
R/W
—
FE6H
Slave address register (SVA)
W
—
FE8H
PM33 PM32 PM31 PM30
Port mode register group A (PMGA) ^W
—
PM63 PM62 PM61 PM60
FECH
—
PM2
—
—
Port mode register group B (PMGB)
W
—
PM7
—
PM5 PM4
—
q
q
—
—
—
q
—
q
—
q
—
q
mem.bit
Write only in 8-bit ma-
nipulation
mem.bit
26