UPD75518 Datasheet, PDF (21/180 Pages) NEC – 4 BIT SINGLE-CHIP MICROCOMPUTER

µPD75518(A)
Fig. 2-4 General Register Configuration (8-Bit Processing)
XA
00H
HL
02H
DE
04H
BC
06H _{When RBE·RBS}
=0
XA’
08H
HL’
0AH
DE’
0CH
BC’
0EH
XA
10H
HL
12H
DE
14H
BC
16H _{When RBE·RBS}
=2
XA’
18H
HL’
1AH
DE’
1CH
BC’
1EH
XA’
00H
HL’
02H
DE’
04H
BC’
06H _{When RBE·RBS}
=1
XA
08H
HL
0AH
DE
0CH
BC
0EH
XA’
10H
HL’
12H
DE’
14H
BC’
16H _{When RBE·RBS}
=3
XA
18H
HL
1AH
DE
1CH
BC
1EH
21