TC200/ TC300/ TC210/ TC310
Bar Code Printer Service Manual
12
2.2 Pin Configuration
RS-232C
USB
Centronics
A low on this line indicates that there are valid data
at the host. When this pin is de-asserted, the +ve
clock edge should be used to shift the data into the
device.
Data Bus. Single-directional.
A low on this line indicates that there are valid data
at the Device. When this pin is de-asserted, the +ve
clock edge should be used to shift the data into the
host.
When in reverse direction, a high indicates data,
while a low indicates a command cycle. In forward