5.2 Controller Interface
Unified Controller nv series type1 light Communication Interface Module (CF622) Instruction Manual
49
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Receive Error (mode1)
If CF22 operates in mode 1, RX_CMP is set to 1 by the detection of the delimiter regardless of the
receive error (shown as Fig. 5-22). Build user's application so that the normal data is not to be confused
with the error.
Error data
Trans data
Detecting delimiter
(9)
(12)
RX_RDY
(1)
(7)
RX_CMP
(3)
RX_ERR
(6)
CF622 Control
User's application
(4)
MREAD instruction
Error information
(10)
MREAD instruction
Error data
(8)
(11)
RX_ST
(2)
(5)
A
B
A
B
Error Info.
Figure 5-22
Receive processing operation (error in mode1)
Summary of Contents for CF622
Page 20: ...Chapter 1 Introducing CF622 6F8C1583 1 6 ...
Page 26: ...Chapter 2 Names and Functions of the Parts 6F8C1583 12 ...
Page 38: ...Chapter 4 Installation and wiring 6F8C1583 24 ...
Page 70: ...Chapter 6 Maintenance and Inspection 6F8C1583 56 6 ...
Page 74: ...Chapter 7 Troubleshooting 6F8C1583 60 7 ...
Page 78: ...Chapter 8 Usage Constraints 6F8C1583 64 8 ...
Page 86: ...Appendix B Outside Dimensions 6F8C1583 72 ...
Page 87: ...73 73 Appendix C Related Products C 1 Accessories 74 C 2 Recommended communication cables 74 ...
Page 89: ...75 75 Appendix D ASCII code chart ...
Page 106: ...Appendix E Sample programs 6F8C1583 92 E ...
Page 108: ...1583 1 1605 ...