General−use Serial Communications FP0
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10.1 General−use Serial Communications Function
10.1.3 Data Reception
Data sent from an external device is received at the RS232C port.
The received data is automatically stored in the data register specified as the reception
buffer. (For details see “F144 (TRNS)” instruction.)
Data registers used as reception buffers are specified by system register 417 and 418.
Data reception is enabled by the F144 (TRNS) instruction.
External device
(bar code reader, etc.)
Reception
Reception buffer
Received data
storage area
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