Specifications

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TM-U590 series
Specification
(STANDARD)
Table 2.1.11 Printer Reception Data Level
RD1 RD2 Read data
H L Receiving data line is low level
L H Receiving data line is high level
Table 2.1.12 Printer Transmission Data Level
RD1 RD2 Send data
H L Sending data line is low level
L H Sending data line is high level