UPD784026 Renesas Electronics Corporation., UPD784026 Datasheet - Page 697
UPD784026
Manufacturer Part Number
UPD784026
Description
16/8-bit Single-chip Microcontrollers
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.UPD784026.pdf
(759 pages)
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25.1 LEGEND
(1) Explanation of Operand identifiers (1/2)
r, r’*
r1*
r2
r3
rp, rp’*
rp1*
rp2
rg, rg’
sfr
sfrp
post*
mem
mem1
mem2
mem3
* 1. Setting the RSS bit to 1 enables R4 to R7 to be used as X, A, C and B, but this function should only be used when
1
2. Setting the RSS bit to 1 enables RP2 and RP3 to be used as AX and BC, but this function should only be used
2
1
2
2
Identifier
using a 78K/III series program.
when using a 78K/III series program.
VP(RP4), UP(RP5), DE(RP6), HL(RP7)
X(R0), A(R1), C(R2), B(R3), R4, R5, R6, R7, R8, R9, R10, R11, E(R12), D(R13), L(R14), H(R15)
X(R0), A(R1), C(R2), B(R3), R4, R5, R6, R7
R8, R9, R10, R11, E(R12), D(R13), L(R14), H(R15)
V, U, T, W
AX(RP0), BC(RP1), RP2, RP3, VP(RP4), UP(RP5), DE(RP6), HL(RP7)
AX(RP0), BC(RP1), RP2, RP3
VVP(RG4), UUP(RG5), TDE(RG6), WHL(RG7)
Special function register symbol (see Special Function Register Application Table)
Special function register symbol (register for which 16-bit operation is possible: see Special Function
Register Application Table)
AX(RP0), BC(RP1), RP2, RP3, VP(RP4), UP(RP5)/PSW, DE(RP6), HL(RP7)
Multiple definitions are permissible. However, UP is only used with PUSH/POP instructions, and PSW
with PUSHU/POPU instructions.
[TDE], [WHL], [TDE+], [WHL+], [TDE–], [WHL–], [VVP], [UUP]: Register indirect addressing
[TDE+byte], [WHL+byte], [SP+byte], [UUP+byte], [VVP+byte]: Based addressing
imm24 [A], imm24 [B], imm24 [DE], imm24 [HL]: Indexed addressing
[TDE+A], [TDE+B], [TDE+C], [WHL+A], [WHL+B], [WHL+C],
[VVP+DE], [VVP+HL]: Based indexed addressing
All mem except [WHL+] and [WHL–]
[TDE], [WHL]
[AX], [BC], [RP2], [RP3], [VVP], [UUP], [TDE], [WHL]
CHAPTER 25 INSTRUCTION OPERATIONS
Explanation
657
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