EESchema Schematic File Version 2 LIBS:power LIBS:device LIBS:transistors LIBS:conn LIBS:linear LIBS:regul LIBS:74xx LIBS:cmos4000 LIBS:adc-dac LIBS:memory LIBS:xilinx LIBS:special LIBS:microcontrollers LIBS:dsp LIBS:microchip LIBS:analog_switches LIBS:motorola LIBS:texas LIBS:intel LIBS:audio LIBS:interface LIBS:digital-audio LIBS:philips LIBS:display LIBS:cypress LIBS:siliconi LIBS:opto LIBS:atmel LIBS:contrib LIBS:valves LIBS:mur-sat LIBS:comm-cache EELAYER 27 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 Sheet 3 3 Title "Comm - RDA1846" Date "18 feb 2015" Rev "2a" Comp "mur.sat - A Space Art Project" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr Wire Wire Line 3050 2550 3050 2500 Wire Wire Line 6050 3300 5900 3300 Wire Wire Line 4750 1900 4750 2450 Wire Wire Line 5150 1900 5150 2450 Wire Wire Line 5350 1900 5350 2450 Wire Wire Line 3750 1850 4550 1850 Wire Wire Line 4550 1750 4550 2450 Wire Wire Line 4050 2400 4050 2450 Wire Wire Line 4150 2450 4150 2400 Wire Wire Line 3150 4800 3150 4750 Wire Wire Line 3150 4100 3150 4350 Wire Wire Line 3150 4100 3500 4100 Wire Wire Line 3450 4350 3450 4300 Wire Wire Line 3450 4300 3500 4300 Wire Wire Line 5450 6200 5450 6150 Wire Wire Line 5100 5550 5100 5500 Wire Wire Line 4850 6200 4850 6150 Wire Wire Line 4350 6200 4350 6150 Wire Wire Line 4350 5550 4350 5500 Wire Wire Line 3800 5550 3800 5500 Wire Wire Line 4350 5700 4350 5750 Wire Wire Line 4200 4900 4200 5700 Wire Wire Line 4850 5750 4850 5700 Wire Wire Line 4950 4900 4950 5700 Wire Wire Line 5450 5750 5450 5700 Wire Wire Line 5450 5700 5700 5700 Wire Wire Line 5700 5700 5700 5750 Connection ~ 5200 5050 Wire Wire Line 5200 5050 5200 4900 Connection ~ 5100 5050 Wire Wire Line 5100 5050 5100 5100 Connection ~ 4600 5050 Wire Wire Line 4600 5050 4600 5100 Connection ~ 4050 5050 Wire Wire Line 4050 5050 4050 5100 Connection ~ 4200 5050 Wire Wire Line 3950 5050 3950 4900 Wire Wire Line 4450 5050 4450 4900 Wire Wire Line 6700 2650 6700 2600 Wire Wire Line 4700 4950 4700 4900 Connection ~ 4450 5050 Wire Wire Line 4350 5050 4350 5100 Connection ~ 4350 5050 Wire Wire Line 3800 5050 5700 5050 Wire Wire Line 3800 5050 3800 5100 Connection ~ 3950 5050 Connection ~ 4950 5050 Wire Wire Line 5350 5100 5350 5050 Connection ~ 5350 5050 Wire Wire Line 5450 4900 5450 5050 Connection ~ 5450 5050 Wire Wire Line 5550 5700 5550 5050 Connection ~ 5550 5050 Connection ~ 5550 5700 Wire Wire Line 4850 5700 5100 5700 Wire Wire Line 5100 5700 5100 5750 Connection ~ 4950 5700 Wire Wire Line 4100 5700 4350 5700 Wire Wire Line 4100 5700 4100 5750 Connection ~ 4200 5700 Wire Wire Line 4050 5550 4050 5500 Wire Wire Line 4100 6200 4100 6150 Wire Wire Line 4600 5550 4600 5500 Wire Wire Line 5100 6200 5100 6150 Wire Wire Line 5350 5500 5350 5550 Wire Wire Line 5700 6200 5700 6150 Wire Wire Line 5700 5050 5700 5000 Wire Wire Line 3500 3950 2450 3950 Wire Wire Line 2450 3950 2450 4350 Wire Wire Line 3450 4800 3450 4750 Wire Wire Line 2450 4800 2450 4750 Wire Wire Line 4250 2450 4250 2400 Wire Wire Line 3750 1950 4450 1950 Wire Wire Line 4450 1750 4450 2450 Wire Wire Line 5450 2450 5450 1900 Wire Wire Line 5250 2450 5250 1900 Wire Wire Line 5050 2450 5050 1900 Wire Wire Line 4850 2450 4850 1900 Wire Wire Line 3050 2250 3050 2300 Wire Wire Line 3050 2300 3000 2300 Wire Wire Line 3050 2500 3000 2500 $Comp L C C318 U 1 1 50E1D599 P 6250 3300 F 0 "C318" H 6300 3400 50 0000 L CNN F 1 "150pF" H 6300 3200 50 0000 L CNN F 2 "" H 6250 3300 60 0001 C CNN F 3 "" H 6250 3300 60 0001 C CNN 1 6250 3300 0 -1 -1 0 $EndComp $Comp L QUARTZCMS4 X301 U 1 1 50E1D166 P 2800 4250 F 0 "X301" H 2800 4100 60 0000 C CNN F 1 "12.288MHz" H 2800 4400 60 0000 C CNN F 2 "" H 2800 4250 60 0001 C CNN F 3 "" H 2800 4250 60 0001 C CNN 1 2800 4250 1 0 0 -1 $EndComp $Comp L CONN_8 P301 U 1 1 50D39E68 P 5100 1550 F 0 "P301" V 5050 1550 60 0000 C CNN F 1 "RDA_GPIO" V 5150 1550 60 0000 C CNN F 2 "" H 5100 1550 60 0001 C CNN F 3 "" H 5100 1550 60 0001 C CNN 1 5100 1550 0 -1 -1 0 $EndComp $Comp L C C303 U 1 1 50D39D8A P 3100 3600 F 0 "C303" H 3150 3700 50 0000 L CNN F 1 "47µF" V 3200 3350 50 0000 L CNN F 2 "" H 3100 3600 60 0001 C CNN F 3 "" H 3100 3600 60 0001 C CNN 1 3100 3600 0 -1 -1 0 $EndComp $Comp L C C302 U 1 1 50D39D7A P 3100 3300 F 0 "C302" H 3150 3400 50 0000 L CNN F 1 "47µF" V 3200 3050 50 0000 L CNN F 2 "" H 3100 3300 60 0001 C CNN F 3 "" H 3100 3300 60 0001 C CNN 1 3100 3300 0 -1 -1 0 $EndComp $Comp L VCC #PWR070 U 1 1 50D39D46 P 3050 2250 F 0 "#PWR070" H 3050 2350 30 0001 C CNN F 1 "VCC" H 3050 2350 30 0000 C CNN F 2 "" H 3050 2250 60 0001 C CNN F 3 "" H 3050 2250 60 0001 C CNN 1 3050 2250 1 0 0 -1 $EndComp $Comp L GND #PWR071 U 1 1 50D39D28 P 3050 2550 F 0 "#PWR071" H 3050 2550 30 0001 C CNN F 1 "GND" H 3050 2480 30 0001 C CNN F 2 "" H 3050 2550 60 0001 C CNN F 3 "" H 3050 2550 60 0001 C CNN 1 3050 2550 1 0 0 -1 $EndComp $Comp L CONN_3 K301 U 1 1 50D39D1D P 2650 2400 F 0 "K301" V 2600 2400 50 0000 C CNN F 1 "RDA_PDN" V 2700 2400 40 0000 C CNN F 2 "" H 2650 2400 60 0001 C CNN F 3 "" H 2650 2400 60 0001 C CNN 1 2650 2400 -1 0 0 1 $EndComp $Comp L GND #PWR072 U 1 1 50D39D17 P 4250 2400 F 0 "#PWR072" H 4250 2400 30 0001 C CNN F 1 "GND" H 4250 2330 30 0001 C CNN F 2 "" H 4250 2400 60 0001 C CNN F 3 "" H 4250 2400 60 0001 C CNN 1 4250 2400 -1 0 0 1 $EndComp $Comp L GND #PWR073 U 1 1 50D39D14 P 4150 2400 F 0 "#PWR073" H 4150 2400 30 0001 C CNN F 1 "GND" H 4150 2330 30 0001 C CNN F 2 "" H 4150 2400 60 0001 C CNN F 3 "" H 4150 2400 60 0001 C CNN 1 4150 2400 -1 0 0 1 $EndComp $Comp L GND #PWR074 U 1 1 50D39CE6 P 2450 4800 F 0 "#PWR074" H 2450 4800 30 0001 C CNN F 1 "GND" H 2450 4730 30 0001 C CNN F 2 "" H 2450 4800 60 0001 C CNN F 3 "" H 2450 4800 60 0001 C CNN 1 2450 4800 1 0 0 -1 $EndComp $Comp L GND #PWR075 U 1 1 50D39CE4 P 3150 4800 F 0 "#PWR075" H 3150 4800 30 0001 C CNN F 1 "GND" H 3150 4730 30 0001 C CNN F 2 "" H 3150 4800 60 0001 C CNN F 3 "" H 3150 4800 60 0001 C CNN 1 3150 4800 1 0 0 -1 $EndComp $Comp L GND #PWR076 U 1 1 50D39CE2 P 3450 4800 F 0 "#PWR076" H 3450 4800 30 0001 C CNN F 1 "GND" H 3450 4730 30 0001 C CNN F 2 "" H 3450 4800 60 0001 C CNN F 3 "" H 3450 4800 60 0001 C CNN 1 3450 4800 1 0 0 -1 $EndComp $Comp L C C301 U 1 1 50D39C99 P 2450 4550 F 0 "C301" H 2500 4650 50 0000 L CNN F 1 "22pF" V 2550 4300 50 0000 L CNN F 2 "" H 2450 4550 60 0001 C CNN F 3 "" H 2450 4550 60 0001 C CNN 1 2450 4550 1 0 0 -1 $EndComp $Comp L C C304 U 1 1 50D39C8D P 3150 4550 F 0 "C304" H 3200 4650 50 0000 L CNN F 1 "22pF" V 3250 4300 50 0000 L CNN F 2 "" H 3150 4550 60 0001 C CNN F 3 "" H 3150 4550 60 0001 C CNN 1 3150 4550 1 0 0 -1 $EndComp $Comp L C C305 U 1 1 50D39C7F P 3450 4550 F 0 "C305" H 3500 4650 50 0000 L CNN F 1 "47µF" V 3550 4300 50 0000 L CNN F 2 "" H 3450 4550 60 0001 C CNN F 3 "" H 3450 4550 60 0001 C CNN 1 3450 4550 1 0 0 -1 $EndComp $Comp L VCC #PWR077 U 1 1 50D39C51 P 5700 5000 F 0 "#PWR077" H 5700 5100 30 0001 C CNN F 1 "VCC" H 5700 5100 30 0000 C CNN F 2 "" H 5700 5000 60 0001 C CNN F 3 "" H 5700 5000 60 0001 C CNN 1 5700 5000 1 0 0 -1 $EndComp $Comp L GND #PWR078 U 1 1 50D39BFC P 5350 5550 F 0 "#PWR078" H 5350 5550 30 0001 C CNN F 1 "GND" H 5350 5480 30 0001 C CNN F 2 "" H 5350 5550 60 0001 C CNN F 3 "" H 5350 5550 60 0001 C CNN 1 5350 5550 1 0 0 -1 $EndComp $Comp L GND #PWR079 U 1 1 50D39BFA P 5100 5550 F 0 "#PWR079" H 5100 5550 30 0001 C CNN F 1 "GND" H 5100 5480 30 0001 C CNN F 2 "" H 5100 5550 60 0001 C CNN F 3 "" H 5100 5550 60 0001 C CNN 1 5100 5550 1 0 0 -1 $EndComp $Comp L GND #PWR080 U 1 1 50D39BF7 P 5700 6200 F 0 "#PWR080" H 5700 6200 30 0001 C CNN F 1 "GND" H 5700 6130 30 0001 C CNN F 2 "" H 5700 6200 60 0001 C CNN F 3 "" H 5700 6200 60 0001 C CNN 1 5700 6200 1 0 0 -1 $EndComp $Comp L GND #PWR081 U 1 1 50D39BF6 P 5450 6200 F 0 "#PWR081" H 5450 6200 30 0001 C CNN F 1 "GND" H 5450 6130 30 0001 C CNN F 2 "" H 5450 6200 60 0001 C CNN F 3 "" H 5450 6200 60 0001 C CNN 1 5450 6200 1 0 0 -1 $EndComp $Comp L GND #PWR082 U 1 1 50D39BF4 P 5100 6200 F 0 "#PWR082" H 5100 6200 30 0001 C CNN F 1 "GND" H 5100 6130 30 0001 C CNN F 2 "" H 5100 6200 60 0001 C CNN F 3 "" H 5100 6200 60 0001 C CNN 1 5100 6200 1 0 0 -1 $EndComp $Comp L GND #PWR083 U 1 1 50D39BF3 P 4850 6200 F 0 "#PWR083" H 4850 6200 30 0001 C CNN F 1 "GND" H 4850 6130 30 0001 C CNN F 2 "" H 4850 6200 60 0001 C CNN F 3 "" H 4850 6200 60 0001 C CNN 1 4850 6200 1 0 0 -1 $EndComp $Comp L GND #PWR084 U 1 1 50D39BF2 P 4350 6200 F 0 "#PWR084" H 4350 6200 30 0001 C CNN F 1 "GND" H 4350 6130 30 0001 C CNN F 2 "" H 4350 6200 60 0001 C CNN F 3 "" H 4350 6200 60 0001 C CNN 1 4350 6200 1 0 0 -1 $EndComp $Comp L GND #PWR085 U 1 1 50D39BF0 P 4100 6200 F 0 "#PWR085" H 4100 6200 30 0001 C CNN F 1 "GND" H 4100 6130 30 0001 C CNN F 2 "" H 4100 6200 60 0001 C CNN F 3 "" H 4100 6200 60 0001 C CNN 1 4100 6200 1 0 0 -1 $EndComp $Comp L GND #PWR086 U 1 1 50D39BEF P 3800 5550 F 0 "#PWR086" H 3800 5550 30 0001 C CNN F 1 "GND" H 3800 5480 30 0001 C CNN F 2 "" H 3800 5550 60 0001 C CNN F 3 "" H 3800 5550 60 0001 C CNN 1 3800 5550 1 0 0 -1 $EndComp $Comp L GND #PWR087 U 1 1 50D39BED P 4050 5550 F 0 "#PWR087" H 4050 5550 30 0001 C CNN F 1 "GND" H 4050 5480 30 0001 C CNN F 2 "" H 4050 5550 60 0001 C CNN F 3 "" H 4050 5550 60 0001 C CNN 1 4050 5550 1 0 0 -1 $EndComp $Comp L GND #PWR088 U 1 1 50D39BEB P 4600 5550 F 0 "#PWR088" H 4600 5550 30 0001 C CNN F 1 "GND" H 4600 5480 30 0001 C CNN F 2 "" H 4600 5550 60 0001 C CNN F 3 "" H 4600 5550 60 0001 C CNN 1 4600 5550 1 0 0 -1 $EndComp $Comp L GND #PWR089 U 1 1 50D39BE9 P 4350 5550 F 0 "#PWR089" H 4350 5550 30 0001 C CNN F 1 "GND" H 4350 5480 30 0001 C CNN F 2 "" H 4350 5550 60 0001 C CNN F 3 "" H 4350 5550 60 0001 C CNN 1 4350 5550 1 0 0 -1 $EndComp $Comp L C C316 U 1 1 50D39BAF P 5450 5950 F 0 "C316" H 5500 6050 50 0000 L CNN F 1 "1nF" V 5550 5750 50 0000 L CNN F 2 "" H 5450 5950 60 0001 C CNN F 3 "" H 5450 5950 60 0001 C CNN 1 5450 5950 1 0 0 -1 $EndComp $Comp L C C317 U 1 1 50D39BAE P 5700 5950 F 0 "C317" H 5750 6050 50 0000 L CNN F 1 "100nF" V 5800 5650 50 0000 L CNN F 2 "" H 5700 5950 60 0001 C CNN F 3 "" H 5700 5950 60 0001 C CNN 1 5700 5950 1 0 0 -1 $EndComp $Comp L C C314 U 1 1 50D39B96 P 5100 5950 F 0 "C314" H 5150 6050 50 0000 L CNN F 1 "100nF" V 5200 5650 50 0000 L CNN F 2 "" H 5100 5950 60 0001 C CNN F 3 "" H 5100 5950 60 0001 C CNN 1 5100 5950 1 0 0 -1 $EndComp $Comp L C C312 U 1 1 50D39B95 P 4850 5950 F 0 "C312" H 4900 6050 50 0000 L CNN F 1 "1nF" V 4950 5750 50 0000 L CNN F 2 "" H 4850 5950 60 0001 C CNN F 3 "" H 4850 5950 60 0001 C CNN 1 4850 5950 1 0 0 -1 $EndComp $Comp L C C308 U 1 1 50D39B4C P 4100 5950 F 0 "C308" H 4150 6050 50 0000 L CNN F 1 "1nF" V 4200 5750 50 0000 L CNN F 2 "" H 4100 5950 60 0001 C CNN F 3 "" H 4100 5950 60 0001 C CNN 1 4100 5950 1 0 0 -1 $EndComp $Comp L C C310 U 1 1 50D39B4B P 4350 5950 F 0 "C310" H 4400 6050 50 0000 L CNN F 1 "100nF" V 4450 5650 50 0000 L CNN F 2 "" H 4350 5950 60 0001 C CNN F 3 "" H 4350 5950 60 0001 C CNN 1 4350 5950 1 0 0 -1 $EndComp $Comp L C C315 U 1 1 50D39B0E P 5350 5300 F 0 "C315" H 5400 5400 50 0000 L CNN F 1 "100nF" V 5450 5000 50 0000 L CNN F 2 "" H 5350 5300 60 0001 C CNN F 3 "" H 5350 5300 60 0001 C CNN 1 5350 5300 1 0 0 -1 $EndComp $Comp L C C313 U 1 1 50D39B0D P 5100 5300 F 0 "C313" H 5150 5400 50 0000 L CNN F 1 "1nF" V 5200 5100 50 0000 L CNN F 2 "" H 5100 5300 60 0001 C CNN F 3 "" H 5100 5300 60 0001 C CNN 1 5100 5300 1 0 0 -1 $EndComp $Comp L GND #PWR090 U 1 1 50D39AF6 P 4700 4950 F 0 "#PWR090" H 4700 4950 30 0001 C CNN F 1 "GND" H 4700 4880 30 0001 C CNN F 2 "" H 4700 4950 60 0001 C CNN F 3 "" H 4700 4950 60 0001 C CNN 1 4700 4950 1 0 0 -1 $EndComp $Comp L C C309 U 1 1 50D39AED P 4350 5300 F 0 "C309" H 4400 5400 50 0000 L CNN F 1 "1nF" V 4450 5100 50 0000 L CNN F 2 "" H 4350 5300 60 0001 C CNN F 3 "" H 4350 5300 60 0001 C CNN 1 4350 5300 1 0 0 -1 $EndComp $Comp L C C311 U 1 1 50D39AEC P 4600 5300 F 0 "C311" H 4650 5400 50 0000 L CNN F 1 "100nF" V 4700 5000 50 0000 L CNN F 2 "" H 4600 5300 60 0001 C CNN F 3 "" H 4600 5300 60 0001 C CNN 1 4600 5300 1 0 0 -1 $EndComp $Comp L C C307 U 1 1 50D39A7A P 4050 5300 F 0 "C307" H 4100 5400 50 0000 L CNN F 1 "100nF" V 4150 5000 50 0000 L CNN F 2 "" H 4050 5300 60 0001 C CNN F 3 "" H 4050 5300 60 0001 C CNN 1 4050 5300 1 0 0 -1 $EndComp $Comp L C C306 U 1 1 50D39A73 P 3800 5300 F 0 "C306" H 3850 5400 50 0000 L CNN F 1 "1nF" V 3900 5100 50 0000 L CNN F 2 "" H 3800 5300 60 0001 C CNN F 3 "" H 3800 5300 60 0001 C CNN 1 3800 5300 1 0 0 -1 $EndComp NoConn ~ 5900 4300 NoConn ~ 5900 4200 NoConn ~ 5900 4100 NoConn ~ 5900 4000 NoConn ~ 5900 3900 $Comp L GND #PWR091 U 1 1 50D39A47 P 6700 2600 F 0 "#PWR091" H 6700 2600 30 0001 C CNN F 1 "GND" H 6700 2530 30 0001 C CNN F 2 "" H 6700 2600 60 0001 C CNN F 3 "" H 6700 2600 60 0001 C CNN 1 6700 2600 -1 0 0 1 $EndComp NoConn ~ 5900 3100 $Comp L R R303 U 1 1 50D39A23 P 6700 2900 F 0 "R303" V 6780 2900 50 0000 C CNN F 1 "50R" V 6700 2900 50 0000 C CNN F 2 "" H 6700 2900 60 0001 C CNN F 3 "" H 6700 2900 60 0001 C CNN 1 6700 2900 1 0 0 -1 $EndComp $Comp L RDA1846 U301 U 1 1 50D39A02 P 4700 3600 F 0 "U301" H 4700 3650 60 0000 C CNN F 1 "RDA1846" H 4700 3550 60 0000 C CNN F 2 "" H 4700 3600 60 0001 C CNN F 3 "" H 4700 3600 60 0001 C CNN 1 4700 3600 1 0 0 -1 $EndComp Text HLabel 3750 1950 0 60 Input ~ 0 RDA_SDA Text HLabel 3750 1850 0 60 Input ~ 0 RDA_SCL Text HLabel 6700 3600 2 60 Input ~ 0 RDA_HF Wire Wire Line 4050 2400 3000 2400 Wire Wire Line 6700 3150 6700 3300 Wire Wire Line 6700 3300 6450 3300 Wire Wire Line 6700 3600 5900 3600 Wire Wire Line 3500 3300 3300 3300 Wire Wire Line 3300 3600 3500 3600 Wire Wire Line 3100 4250 3150 4250 Connection ~ 3150 4250 Wire Wire Line 2500 4250 2450 4250 Connection ~ 2450 4250 Wire Wire Line 4950 1900 4950 2450 $Comp L VCC #PWR092 U 1 1 54DBBE10 P 4550 1150 F 0 "#PWR092" H 4550 1250 30 0001 C CNN F 1 "VCC" H 4550 1250 30 0000 C CNN F 2 "" H 4550 1150 60 0001 C CNN F 3 "" H 4550 1150 60 0001 C CNN 1 4550 1150 1 0 0 -1 $EndComp $Comp L R R302 U 1 1 54DBBE20 P 4550 1500 F 0 "R302" V 4450 1500 50 0000 C CNN F 1 "2k2" V 4550 1500 50 0000 C CNN F 2 "" H 4550 1500 60 0001 C CNN F 3 "" H 4550 1500 60 0001 C CNN 1 4550 1500 -1 0 0 1 $EndComp $Comp L R R301 U 1 1 54DBBE2B P 4450 1500 F 0 "R301" V 4530 1500 50 0000 C CNN F 1 "2k2" V 4450 1500 50 0000 C CNN F 2 "" H 4450 1500 60 0001 C CNN F 3 "" H 4450 1500 60 0001 C CNN 1 4450 1500 -1 0 0 1 $EndComp Connection ~ 4550 1850 Wire Wire Line 4550 1250 4550 1150 $Comp L VCC #PWR093 U 1 1 54DBBFD2 P 4450 1150 F 0 "#PWR093" H 4450 1250 30 0001 C CNN F 1 "VCC" H 4450 1250 30 0000 C CNN F 2 "" H 4450 1150 60 0001 C CNN F 3 "" H 4450 1150 60 0001 C CNN 1 4450 1150 1 0 0 -1 $EndComp Wire Wire Line 4450 1250 4450 1150 Connection ~ 4450 1950 Text HLabel 2700 3300 0 60 Input ~ 0 RDA_IN Text HLabel 2700 3600 0 60 Input ~ 0 RDA_OUT Wire Wire Line 2900 3600 2700 3600 Wire Wire Line 2700 3300 2900 3300 $EndSCHEMATC