WHAM2 RX Jumpers and OptionsPin NameJumpers/Components Pin Function WH4925/29Default config.WH4927/31Default config.J3 = 0RJ4 = DNPPin 16 is GPIO port pin PC0(FW configurable as input or output.)Edge pin-16J3 = DNPJ4 = 0RPin 16 is MCLK (output)(FW programmable frequency: typically 12.288, 24.576,or 49.152 MHz.)J5 = 0RJ6 = DNPPin 17 is GPIO port pin PC1(FW configurable as input or output)Edge pin-17J5 = DNPJ6 = 0RPin 17 is AN2 (XInC2 muxed analog input #2.)(Input voltage range of ADC is 0V to 1.8V.)J7 = 0RJ8 = DNPPin 18 is FW selectable as either GPIO port pin PI0 orbaseband unit #1 clock pin BB1CLK.(PI0 is FW configurable as input or output.)Edge pin-18J7 = DNPJ8 = 0RPin 18 is AN1 (XInC2 muxed analog input #1.)(Input voltage range of ADC is 0V to 1.8V.)J9 = 0RJ10 = DNPPin 19 is FW selectable as either GPIO port pin PI1 orbaseband unit #1 data input/output pin BB1O.(PI1 is FW configurable as input or output.)Edge pin-19J9 = DNPJ10 = 0RPin 19 is Left-Right Clock pin LRCK (output)J17, J18 = DNPU5 = CS4341,R19, R20 = 10K,R23 = 47K,R25, R27 = 100R,R26 = 0R,C7 = 1uF,C9, C13 = 10uF,C12, C14 = 8200pF,C22, C30, C31 = 0.1uF,C33 = 470pF.Pin 22 is Right channel Analog Audio Output: AOUTRPin 23 is Left channel Analog Audio Output: AOUTLEdge pins22 & 23J17, J18 = 0RU5 = DNP,R19, R20, R23 = DNP,R25-R27 = DNP,C7 = DNP,C9, C13 = DNP,C12, C14 = DNP,C22, C30, C31 = DNP,C33 = DNPPin 22 is serial digital data I/O port pin SDIO0Pin 23 is Serial digital audio clock SCLKTable 8 – WHAM2 RX Jumper ConfigurationsES150PW45