LG Electronics LG-C320 service manual QSC6270, Connectivity

3. TECHNICAL BRIEF

3.1.3 Connectivity

QSC6270 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

QSC6270

Figure 3.1.3 The connectivity of BL20

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