C289电路原理图SW_VCCGSM_SELDCS_SELRF_V2Q160 FL490TX_GSM_*DCSQ160RX_DCS_*GSM -10VU432Q490FL4721800MHzRF_V2 SF_OUTRVCO_250RF_V2RF_V2TXVCO_ENVDDS GPO4Q172 FL470DCS_SEL RX_ENVCC_MEMIF V2FL480900MHzRVCO_250RF_V1MAGIC_13MHzRVCO_250RF_V2FRONT ENDCLK_SELECT V1_SWTX_KEY DM_CS MQSPI_CS1 MQSPI_CLK1 DX1 BDXB+ RF_V1Q201RF_V2CR248 A1ANTENNA AND RX SWITCH RX VCOVref RF_V2_FILRX_ACQ RX_EN TX_EN BDR BFSR BCLKRGP05 GP04BCLKXQ202J300VAU200 MAGICRF_V2_FILU100 Q110Q110RF_V1Y200SF_OUTCR249VB VB -5V VA RVCO_250 V1_SWQ203V1 RF_V2AOC_DRIVE TX_KEY_OUT DET_SW SW_VCC DCS_SEL SAT_DET RF_V1U253RX_DCS_*GSMPAC_EN V1 B+Q150TXVCO_ENQ140PA STAGESTX_EN TX_ENSF_OUTTX_ENQ333 Q333TX_GSM_*DCSQ332REG_B+CP_RXGSM_SEL TXVCO……
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