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Types of Flags
The Intelligent I/O Read instruction READ(88) is used to read blocks of flags
and status data into a memory area in the PC. Their contents are as follows:
System status flags
Error codes
System error status flags
Error codes
Status flags
Current position
M code
Multiplier data
Current positioning action address
Current speed address
Override coefficient
Read data
Flag Transitions and Types
Section 5-1