RDA5991 DATASHEET
AVSS_PA C7 XIN_32K F4 32.768K clock input or external 32.768K crystal AGPIO0 D5 NC AGPIO2 E5 AGPIO3 E4 NC I2C_SCL B4 I2C interface Clock signal FM_LOUT G1 FM left audio output FM_ROUT G2 FM right audio output FM_IN G3 FM antenna in SDIO_CMD C2 SDIO Interface command SDIO_INTN D6 WLAN int to host SDIO_DATA1 E2 SDIO Interface data1 SDIO_DATA0 D2 SDIO Interface data0 UART_TX G5 UART data output UART_RX E6 UART data input PCM_CLK F6 Synchronous data clock PCM_DIN F7 Synchronous data input PCM_SYNC G7 Synchronous data sync ANT for WIFI,BT
Clock request in, connected to bb xen_out for one of clock share modes; or tie
gnd
Table 6-2
RDA5991 IO power domain
POWER DOMAIN
PIN NO.
DVDD_VIO DVDD_VIO DVDD_VIO DVDD_VIO DVDD_VIO DVDD_VIO DVDD_VIO DVDD_VIO DVDD_VIO DVDD_VIO