LG LG-E730 - H;W Sub System

3. TECHNICAL BRIEF
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Copyright © 2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
3.11 H/W Sub System
3.11.1.1 QTR8200 (WCDMA_Tx, GSM_Tx/Rx)
MSM8255 controls RF part(QTR8200) using these signals.
-QTR_RF_SSBI1 : single-wire serial bus interface #1; Tx and GNSS
-QTR_RF_SSBI2 : ΤΚΟΘΝΖwire serial bus interface #2; PRx and DRx
-QTR_RF_ON : Control signal for enabling RF transmitter circuits
-QTR_PRX_BB_I/Q_M/P : I/Q for T/Rx of RF
-QTR_DAC_REF: Reference input to the MSM Tx data DACs
3.11.1.2 The others
PA_ON : TX Power Amp Enable
ANT_SEL[0-3] : Ant Switch Module Mode Selection(WCDMA,GSM Tx/Rx,DCS-PCS Tx/Rx)
PA_R[0-1] : Power amplifier range control
3.11.1.3 ALM-2506 (GPS LNA)
* GPS_LNA_EN : GPS LNA Enable Signal
3.11.1.4 BCM4330FKFFBG (BT / WiFi / FM chip )
WiFi
* WLAN_CMD : WLAN SDIO Command Line.
* WLAN_CLK : WLAN SDIO Clock Input.
* WLAN_SDIO[3:0] : WLAN SDIO Data Line.
* WLAN_RESET_N : Low asserting reset for WLAN core.
* WLAN_HOST_WAKEUP : WL_HOST_WAKEUP signal output.
BT
* BT_UART_RXD : Bluetooth UART Serial Input.
* BT_UART_RTS : Bluetooth UART Request to Send. Active-low request.
* BT_UART_CTS : Bluetooth UART Clear to Send. Active-low clear.
* BT_UART_TXD : Bluetooth UART Serial Output.
* BT_PCM_CLK : BT PCM clock, can be PCM-master (output) or PCM-slave (input).
* BT_PCM_IN : BT PCM data input.
* BT_PCM_SYNC : BT PCM sync signal, can be PCM-master (output) or PCM-slave (input).
* BT_PCM_OUT : BT PCM data output.
* BT_WAKEUP : BT Wakeup Input.
* BT_HOST_WAKEUP : BT Host Wakeup Output
* BT_RESET_N : Low asserting reset for BT core.