Specifications
•RS-232 : DCD RXD TXD DTR GND DSR RTS
CTS RI
•RS-422 :+ TXD -TXD +RXD -RXD GND
•RS-485 : Data+ Data– GND
FIFO
•128 ) TX(
•384 ) RX(
) RTS/CTS DTR/DSR( ) Xon / Xoff(
/ 1 /) RS-232( 12 /) RS A422/RS
A485(
1 2
6100-4-2 ±15 ) (± 8
)(
) EFT(
GPIO
28 . GPI
GPI
3.5 5
0 1.5
1
1
29 . GPO
GPO
1.6
5
1
Vdd
30 . GPIO
GPI0~7 85
GPO0~7 85
21