1. INTRODUCTION
1 − 3
MELSEC-A
Also refer to the following manuals for writing programs for the A series PCs.
Topic Content Reference Manual
CPU specifications
• Memory capacity and the number of devices of the
CPU module.
• Specifications of power supply modules, base units,
etc.
CPU functions
• System configuration for PC.
• Performance and functions of the CPU module.
• Processings of the CPU module.
• Lists of devices and parameters.
User’s Manual for respective CPU module
Writing programs
• Programming procedures.
• Description of devices and parameters.
• Kinds of programs.
• Configuration of memory areas.
ACPU programming Manual (Fundamentals)
IB(NA)-66249
• Description of dedicated instructions
(extended application instructions).
AnSHCPU/AnACPU/AnUCPU Programming Manual
(Dedicated Instructions) IB(NA)-66251
• Description of the AD57 control instructions.
AnACPU/AnUCPU Programming Manual
(AD57 Instructions) IB(NA)-66257
To use A2A(S1)
and A3ACPU
• Description of the PID control instructions.
AnACPU/AnUCPU Programming Manual
(PID Instructions.) IB(NA)-66258
To Use A73CPU
• Positioning control.
• Writing servo programs.
• Description of auxiliary and application functions.
A73CPU Reference Manual IB(NA)-66233
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