UPD75208 NEC, UPD75208 Datasheet - Page 34

• Manufacturer Part Number: UPD75208
• Description: 4-BIT SINGLE-CHIP MICROCOMPUTER
• Manufacturer: NEC

34
* TBR and TCALL instructions are assembled pseudo-instructions to define the GETI instruction table.
Note
Note
Mnemonic
Instruction Group
GETI *
taddr
Operands
No. of
Bytes
1
Machine
Cycle
3
----------------------------------------------------
----------------------------------------------------
• TBR instruction
• TCALL instruction
• (taddr) (taddr+1) instruction
PC
(SP–4)(SP–1)(SP–2) PC
(SP–3)
PC
SP SP–4
executed in the case of
instruction other than TBR and
TCALL instructions
12–0
12–0
(taddr)
(taddr)
MBE, RBE, 0, PC
Operation
4–0
4–0
+(taddr+1)
+(taddr+1)
11–0
12
Addressing
Area
*10
------------------------
------------------------
Depends on
instructions
referred to.
Condition
PD75208
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