SERIAL INTERFACE SPECIFICATION
91
TRANSACTION EXAMPLES
Transaction examples are shown in the following figures.
2
3
4
5
6
1
RXD
(Host TXD)
TXD
(Host RXD)
RTS
(Host CTS)
CTS
(Host RTS)
Signals at
EIA levels
1. Reader data
2. Host requests to send
3. Reader grants permission
4. ACK response
5. Host removes request
6. Reader removes permission
Basic Reader Initiated Transaction
Содержание Dragon D151
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