Ch 9. instruction set – NEC PD75402A User Manual
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CHAPTER 9. INSTRUCTION SET
CHAPTER 9. INSTRUCTION SET
The 75X series instruction set is an improved and expanded version of old
µ
PD7500 series instruction set. It is
a revolutionary new instruction set which retains succession from the
µ
PD7500 series. The
µ
PD75402A instruction
set is a 75X instruction subset, and has the following features:
(1)
Multipurpose bit manipulation instruction
(2)
Efficient 4-bit manipulation instruction
(3)
8-bit data transfer instruction
(4)
Stack instructions and base correction instructions with increase program efficiency
(5)
Table reference instructions suitable for continuous reference
(6)
1-byte relative branch instruction
(7)
Easy to understand NEC standard mnemonics
For the addressing modes which can be used when operating the data memory, see CHAPTER 3 “FEATURES OF
ARCHITECTURE AND MEMORY MAP”.