Only For Training And Service Purposes - LG GU280 Service Manual

3.6.3 Connectivity
QSC6240 has connectivity features as below
– USB-OTG; USB LS, FS, and HS (2.0 compliant)
– I2C compatible for peripheral controls (1.8 V)
– UART: up to 4 Mbps
– Bluetooth 2.0 support via external SoC
– WLAN via external device (SDIO)
– NFC via external module (I2C)
– FM radio via external module (I2C)
– USIM, SIM, and USB-UICC support; 1.8 and 3 V
– Keypad interface
– SPI (master only) for peripheral support
– Two secure digital controllers — WLAN and secure digital (SD) cards
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Only for training and service purposes

Figure 2.1.3 The connectivity of GU280
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3. Technical Brief
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