X20 is an industrial-grade 4-channel serial port module specifically designed to expand the capabilities of the ARMxy series ARM-based SBC. It features electrical isolation and provides 4-channel RS485 or RS232 interfaces, significantly enhancing the performance of the ARMxy series ARM-based SBC.The X20 serial port module supports baud rates from 2400 to 230400BPS and Full-duplex / Half-duplex communication modes.
ARMxy X Series I/O Board Selection
Model
RS232/RS485
CAN
DI
DO
GPIO
PIN
X10
2
×
×
×
×
6PIN
X11
×
2
×
×
×
6PIN
X12
1
1
×
×
×
6PIN
X13
×
×
2
2
×
6PIN
X14
×
×
4
×
×
6PIN
X15
×
×
×
4
×
6PIN
X16
×
×
×
×
4
6PIN
X20
4
×
×
×
×
10PIN
X21
3
1
×
×
×
10PIN
X22
2
2
×
×
×
10PIN
X23
4
×
4
4
×
20PIN
X24
3
1
4
4
×
20PIN
X25
2
2
4
4
×
20PIN
X26
2
×
8
4
×
20PIN
X27
1
1
8
4
×
20PIN
X28
2
×
12
×
×
20PIN
X29
1
1
12
×
×
20PIN
X30
×
×
×
×
16
20PIN
Supply information
Manufacturer
BLIIoT — Beilai Technology Co., Ltd.
Model code
X20
Full name
X20 | 4CH Isolated RS485/RS232 Serial Port Module
Category
Expansion I/O boards (X and Y series)
Supplied in Korea by
ACUSYS Co., Ltd. · Official BLIIoT distributor in Korea
