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| UPD750104 Datasheet, PDF (49/80 Pages) NEC – 4 BIT SINGLE-CHIP MICROCONTROLLER | |||
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µPD750104, 750106, 750108, 750104(A), 750106(A), 750108(A)
Group
Mne-
monic
Subrou-
tine stack
control
RETNote
RETSNote
Operand
Machin-
Bytes ing
cycle
Operation
Address- Skip
ing area condition
1
3
⢠µPD750104
PC11-0 â (SP) (SP + 3) (SP + 2)
MBE, RBE, 0, 0 â (SP + 1), SP â SP + 4
⢠µPD750106, 750108
PC11-0 â (SP) (SP + 3) (SP + 2)
MBE, RBE, 0, PC12 â (SP + 1)
SP â SP + 4
3
⢠µPD750104
Ã, Ã, MBE, RBE â (SP + 4)
0, 0, 0, 0 â (SP + 1)
PC11-0 â (SP) (SP + 3) (SP + 2)
SP â SP + 6
⢠µPD750106, 750108
Ã, Ã, MBE, RBE â (SP + 4)
MBE, 0, 0, PC12 â (SP + 1)
PC11-0 â (SP) (SP + 3) (SP + 2)
SP â SP + 6
1
3 + S ⢠µPD750104
Uncondition
MBE, RBE, 0, 0 â (SP + 1)
PC11-0 â (SP) (SP + 3) (SP + 2)
SP â SP + 4
then skip unconditionally
⢠µPD750106, 750108
MBE, RBE, 0 â PC12 â (SP + 1)
PC11-0 â (SP) (SP + 3) (SP + 2)
SP â SP + 4
then skip unconditionally
3 + S ⢠µPD750104
0, 0, 0, 0 â (SP + 1)
PC11-0 â (SP) (SP + 3) (SP + 2)
Ã, Ã, MBE, RBE â (SP + 4)
SP â SP + 6
then skip unconditionally
⢠µPD750106, 750108
0, 0, 0, PC12 â (SP + 1)
PC11-0 â (SP) (SP + 3) (SP + 2)
Ã, Ã, MBE, RBE â (SP + 4)
SP â SP + 4
then skip unconditionally
Note The shaded portion is supported in Mk ÎÎ mode only. The other portions are supported in Mk Î mode only.
49
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