IEI Technology NANO-HM551, User Manual

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NANO-HM551 EPIC SBC
Page 31
3.2.18 Serial Port Connectors (TTL)
CN Label:
COM5
CN Type:
10-pin header (2x5)
CN Location:
See
6
Figure 3-17
CN Pinouts:
See
6
Table 3-18
This connector provides TTL communications.
Figure 3-19: COM Connector Pinout Locations
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 Data Carrier Direct (DCD) 2 Data Set Ready (DSR)
3 Receive Data (RXD) 4 Request To Send (RTS)
5 Transmit Data (TXD) 6 Clear To Send (CTS)
7 Data Terminal Ready (DTR) 8 Ring Indicator (RI)
9 Ground (GND) 10 GND
Table 3-20: COM Connector Pinouts
3.2.19 TPM Connector
CN Label: TPM1
CN Type: 20-pin header (2x10)
CN Location: See Figure 3-20
CN Pinouts: See Table 3-21
The Trusted Platform Module (TPM) connector secures the system on bootup.