CN5
CN19
CN16
CN20
Figure 2.7 Key components locations of UNO-238 (Bottom Side)
Table 2.5: Key components, Connectors on Board
Category
Label
CN37
CN11
CN9
External
CN15
CN22
CN23
CN29
CN8
CN10
CN30
Internal
CN35
CN20
CN16
CN19
2.3.1
M.2 Connector
The UNO-238 provides 1 x M.2 B Key 2280/3042 connector and 1 x M.2 E Key 2230
connector. M.2 B key 2280 connector is for storage (supports SATA or NVMe
PCIex2), shared with M.2 B Key 3042 connector is for LTE module (supports USB
2.0 only). M.2 E Key 2230 connector is for WiFi module (supports PCIe and USB
2.0).
Function
DC input Connector (Adapter)
RJ45 Connector (2 port)
COM port Connector (RS232/RS422/RS485)
HDMI and DP++ Connector
USB3.2 Connector (2 ports)
USB3.2 Connector (2 ports)
Audio Line out Connector (Convert to external I/O by cable)
Power Button Connector (Convert to external I/O by cable)
RS232/RS422/RS485 COM port Connector (Convert to
external I/O by cable)
GPIO 8bit Connector (Convert to external I/O by cable)
CANBus Connector (Convert to external I/O by cable)
Nano SIM slot Connector
M.2 Key E Connector for WiFi
M.2 Key B Connector for Storage or LTE
11
UNO-238 User Manual