Wifi + Bt Chip Antenna; Figure 23 - Io Card Dsi To Hdmi Audio Connector (J13); Figure 24 - Sbc Routing Of Ufl Cable From Sbc To Io Card (J8 & J12) - Arrow einfochips eragon 660 Hardware Referance Manual

Hardware Reference Manual
Figure 23 – IO Card DSI to HDMI Audio Connector (J13)
Pin specifications for J26 is mentioned below,
Pin Number
J13.1
J13.2
J13.3
J13.4
J13.5
J13.6
J13.7
J13.8
J13.9
J13.10
J13.11
J13.12
J13.13
J13.14
J13.15
J13.16
J13.M1
J13.M2
Table 23: IO Card

6.3.13 WiFi + BT chip antenna

As mentioned in ERAGON660 SBC blocks, Default Wi-Fi + BT RF signal routed to Fractus chip antenna
FR05-S1-NO-1-004 (ref ANTENNA1) to radiate. To use the external antenna mount/demount resistor
and connect the external antenna on J8 and J12.
Figure 24 – SBC Routing of UFL cable from SBC to IO Card (J8 & J12)
Version 1.0
Net Name
GND
GND
GPIO_110_HDMI_INT_GPIO
GPIO_29_HDMI_RST_N
HDMI_MI2S_3_D0
HDMI_MI2S_3_D1
HDMI_MI2S_3_D2
HDMI_MI2S_3_D3
HDMI_MI2S_3_WS
HDMI_MI2S_3_SCK
BLSP_I2C_SCL_2
BLSP_I2C_SDA_2
HDMI_1.8V
HDMI_1.2V
HDMI_3.3V
HDMI_3.3V
GND
GND
HDMI Audio Connector (J26) Pinout
- 58 -
Ground
Ground
HDMI Interrupt
HDMI Reset
HDMI I2S 3 Data 0 Signal
HDMI I2S 3 Data 1 Signal
HDMI I2S 3 Data 2 Signal
HDMI I2S 3 Data 3 Signal
HDMI I2S 3 Word Sync Clock
HDMI I2S 3 I2S Clock
I2C 2 Clock
I2C 2 Data
1.8V Supply
1.2V Supply
3.3V Supply
3.3V Supply
Ground
Ground
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