NEC NEC PD78081(A), User Manual

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PREFACE
Readers This manual has been prepared for user engineers who want to understand the
functions of the
µ
PD78083 subseries and design and develop its application
systems and programs.
Caution In the
µ
PD78083 Subseries, the
µ
PD78P083DU is not designed to maintain the
reliability required for use in customers’ mass-produced equipment.
Please use this device only for experimentation or for evaluation of functions.
Purpose This manual is intended for users to understand the functions described in the
Organization below.
Organization The
µ
PD78083 subseries manual is separated into two parts: this manual and the
instruction edition (common to the 78K/0 Series).
µ
PD78083 Subseries 78K/0 Series
User’s Manual User’s Manual
(This Manual) Instruction
Pin functions CPU functions
Internal block functions Instruction set
Interrupt Explanation of each instruction
Other on-chip peripheral functions
How to Read This Manual Before reading this manual, you should have general knowledge of electric and logic
circuits and microcontrollers.
For those who will be using this as a manual for the
µ
PD78081(A), 78082(A),
78P083(A) and 78081(A2):
→
The
µ
PD78081, 78082, 78P083 are explained as being representative de-
vices.
In case this is used as a manual for the
µ
PD78081(A), 78082(A), 78P083(A),
or 78081(A2), please reread the product names as follows.
µ
PD78081
→ µ
PD78081(A) or
µ
PD78081(A2)
µ
PD78082
→ µ
PD78082(A)
µ
PD78P083
→ µ
PD78P083(A)
When you want to understand the functions in general:
→
Read this manual in the order of the contents.
To know the
µ
PD78083 Subseries instruction function in detail:
→
Refer to the 78K/0 Series User's Manual: Instructions (IEU-1372)
How to interpret the register format:
→
For the circled bit number, the bit name is defined as a reserved word in
RA78K/0, and in CC78K/0, already defined in the header file named sfrbit.h.
To learn the function of a register whose register name is known:
→
Refer to Appendix C Register Index.
To know the electrical specifications of the
µ
PD78083 Subseries:
→
Refer to separately available Data Sheet.