109
Programless Communications
Section 5-6
Type
Order of action
Single
1. The PLC sets the Request Bits.
2. The EJ1G performs a single action.
3. The EJ1G sets the Response Bits to the same value as the Request Bits.
4. The PLC clears the Request Bits.
5. The EJ1G clears the Response Bits.
Type
Order of action
Multi
1. The PLC sets the Request Bits.
2. The EJ1G sets the Response Bits to the same value as the Request Bits.
3. The EJ1G performs a multi action.
Type
Order of action
Operation
stopped
1. The PLC clears the Request Bits.
2. The EJ1G clears the Response Bits.
1.
Sets the Request Bits
to 0001.
PLC processing
Single action
Single action
completed
EJ1G processing
4.
Clears the Request
Bits.
3.
2.
Sets the Response
Bits to 0001.
5.
Clears the Response
Bits.
Sets the Request Bits
to 0002.
1.
PLC processing
Sets the Response
Bits to 0002.
Checks the
Request Bits.
Multi action
EJ1G processing
2.
3.
PLC processing
EJ1G processing
Clears the Request
Bits.
1.
Clears the Response
Bits.
2.
Summary of Contents for EJ1G
Page 3: ...iv ...
Page 17: ...xviii ...
Page 21: ...xxii ...
Page 53: ...32 Unit Configuration Examples Section 2 4 ...
Page 69: ...48 Changing SPs During Operation Section 3 3 ...
Page 81: ...60 Other Functions Section 4 5 ...
Page 145: ...124 Other HFU Functions Section 5 7 ...
Page 167: ...146 Detailed Description of Services Section 6 4 ...
Page 229: ...208 Parameters That Can Be Allocated for Programless Communications Appendix ...
Page 237: ......