214Boards
© Tibbo Technology Inc.
Reset input, active low, use open collector driving circuit
Output to external device
Input from external device
*Not used in Tibbo serial-over-IP application. Your Tibbo BASIC/C program can use
this line if needed.
Serial-over-IP application offered by Tibbo defines 15 "mapping options", or ways in
which available I/O lines are utilized ("spare" input is not used or shown). These are
presented in the table below:
Pins on the DB9M connector of the
EM1202EV-RS
RX/TX/CTS/RTS/DS
R/DTR + RX/tx
RX/TX/CTS/RTS +
RX/TX + RX/tx
RX/TX/CTS/RTS +
RX/TX/CTS/rts
RX/TX/CTS/RTS +
RX/TX/DSR/dtr
RX/TX/DSR/DTR +
RX/TX + RX/tx
RX/TX/DSR/DTR +
RX/TX/CTS/rts
RX/TX/DSR/DTR +
RX/TX/DSR/dtr
RX/TX + RX/TX +
RX/TX + RX/tx
RX/TX/CTS/rts +
RX/TX + RX/TX
RX/TX/DSR/dtr +
RX/TX + RX/TX
RX/TX/CTS/RTS +
RX/tx/CTS/RTS
RX/TX/CTS/RTS +
RX/tx/DSR/DTR
RX/TX/DSR/DTR +
RX/tx/CTS/RTS
RX/TX/DSR/DTR +
RX/tx/DSR/DTR
Pins on the TTL connector of the
EM1202EV-TM and "-TS"