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XON / XOFF Protocol
a Conditions for XON code output
Communication is possible after the power is turned on.
Scenario in which the receive buffer has less than 128 bytes available caus-
ing output of the XOFF code followed by the receive buffer then having at least
1,024 bytes available.
b Conditions for XOFF code output
Scenario in which the receive buffer has less than 128 bytes available.
XON
XOFF
Receive buffer 16k bytes
128 bytes
1024 bytes
DTR Protocol
a Conditions when DTR signal state changes to Ready (High)
Scenario in which the receive buffer has at least 128 bytes available.
Note that once the receive buffer has less than 1,024 bytes available causing the
DTR signal to change to the Busy (Low) state, the DTR signal state remains in the
Busy (Low) state until the receive buffer has at least 1,024 bytes available.
b Conditions when DTR signal state changes to Busy (Low)
Scenario in which the receive buffer has less than 128 bytes available.
Содержание CL-E321
Страница 1: ...LINE THERMAL PRINTER MODEL CL E321 CL E331 User s Manual...
Страница 36: ...36 2 Open the top cover...
Страница 37: ...37 3 Open the top ribbon cover...
Страница 38: ...38 4 Open the bottom ribbon cover...
Страница 43: ...43 9 Close the bottom ribbon cover...
Страница 44: ...44 10 Close the top ribbon cover...
Страница 94: ...94 External Dimensions 5 CL E321X NX standard model 266 172 8 178...
Страница 95: ...95 CL E321X NS model with AC adapter storage case 266 214 8 178...
Страница 101: ...CL E3X1_UM_100EN PMC 1802 February 2018...