NEC uPD78056 Network Card User Manual


 
570
CHAPTER 27 INSTRUCTION SET
Clock Flag
Note 1 Note 2
ZACCY
(SP – 1) (PC + 3)H, (SP – 2) (PC + 3)L,
PC addr16, SP SP – 2
(SP – 1) (PC + 2)H, (SP – 2) (PC + 2)L,
CALLF !addr11 2 5 PC15 – 11 00001, PC10 – 0 addr11,
SP SP – 2
(SP – 1) (PC + 1)H, (SP – 2) (PC + 1)L,
PCH (00000000, addr5 + 1),
PCL (00000000, addr5),
SP SP – 2
(SP – 1) PSW, (SP – 2) (PC + 1)H,
BRK 1 6 (SP – 3) (PC + 1)L, PCH (003FH),
PCL (003EH), SP SP – 3, IE 0
PCH (SP + 1), PCL (SP),
SP SP + 2
PCH (SP + 1), PCL (SP),
RETI 1 6 PSW (SP + 2), SP SP + 3, R R R
NMIS 0
PCH (SP + 1), PCL (SP),
PSW (SP + 2), SP SP + 3
PSW 1 2 (SP – 1) PSW, SP SP – 1
(SP – 1) rpH, (SP – 2) rpL,
SP SP – 2
PSW 1 2 PSW (SP), SP SP + 1 R R R
rpH (SP + 1), rpL (SP),
SP SP + 2
SP, #word 4 10 SP word
MOVW SP, AX 2 8 SP AX
AX, SP 2 8 AX SP
!addr16 3 6 PC addr16
BR $addr16 2 6 PC PC + 2 + jdisp8
AX 2 8 PCH A, PCL X
BC $addr16 2 6 PC PC + 2 + jdisp8 if CY = 1
BNC $addr16 2 6 PC PC + 2 + jdisp8 if CY = 0
BZ $addr16 2 6 PC PC + 2 + jdisp8 if Z = 1
BNZ $addr16 2 6 PC PC + 2 + jdisp8 if Z = 0
Notes 1. When the internal high-speed RAM area is accessed or instruction with no data access.
2. When an area except the internal high-speed RAM area is accessed.
Remarks 1. One instruction clock cycle is one cycle of the CPU clock (f
CPU) selected by the processor clock
control register (PCC).
2. This clock cycle applies to internal ROM program.
Mnemonic Operands Byte Operation
Instruction
Group
CALL !addr16 3 7
CALLT [addr5] 1 6
RETB 16 RRR
RET 16
rp 1 4
rp 1 4
PUSH
POP
Uncondi-
tional
branch
Stack
manipulate
Conditional
branch
Call/return