EESchema Schematic File Version 1 LIBS:power,power_supply,radio_tv,digital_logic,atmel_avr,common_devices,conn_gen,./video_overlay.cache EELAYER 23 0 EELAYER END $Descr A4 11700 8267 Sheet 2 5 Title "Video Overlay - AVR" Date "14 dec 2007" Rev "0.2" Comp "" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr Wire Wire Line 2400 3450 2250 3450 Wire Wire Line 2250 3450 2250 4900 Wire Wire Line 2250 4900 4550 4900 Wire Wire Line 4900 4550 5150 4550 Wire Wire Line 4600 4450 4250 4450 Wire Wire Line 4250 4450 4250 3350 Wire Wire Line 4250 2650 4000 2650 Wire Wire Line 5950 2850 5050 2850 Wire Wire Line 5050 2850 5050 3650 Wire Wire Line 5050 3650 4000 3650 Wire Wire Line 4000 2450 5950 2450 Wire Wire Line 4000 2250 5950 2250 Wire Wire Line 2600 1850 2600 1650 Wire Wire Line 2600 4150 2600 3950 Wire Wire Line 2400 3250 2150 3250 Wire Wire Line 2400 3050 2150 3050 Wire Wire Line 2400 2850 2150 2850 Wire Wire Line 4000 2850 4250 2850 Wire Wire Line 9550 2400 9300 2400 Wire Wire Line 8700 2050 8700 1950 Wire Wire Line 4250 3250 4000 3250 Wire Wire Line 4250 3050 4000 3050 Wire Wire Line 5700 3250 5950 3250 Wire Wire Line 7900 2600 8100 2600 Wire Wire Line 7350 2400 8100 2400 Wire Wire Line 5950 3150 5700 3150 Wire Wire Line 5950 3350 5700 3350 Wire Wire Line 4000 3150 4250 3150 Wire Wire Line 4250 3350 4000 3350 Wire Wire Line 8700 3150 8700 3250 Wire Wire Line 5850 3650 5850 3550 Wire Wire Line 5850 3550 5950 3550 Wire Wire Line 2150 2750 2400 2750 Wire Wire Line 2150 2950 2400 2950 Wire Wire Line 2150 3150 2400 3150 Wire Wire Line 2150 3350 2400 3350 Wire Wire Line 2750 3950 2750 4050 Wire Wire Line 2750 4050 2600 4050 Connection ~ 2600 4050 Wire Wire Line 2750 1850 2750 1750 Wire Wire Line 2750 1750 2600 1750 Connection ~ 2600 1750 Wire Wire Line 5950 2350 4000 2350 Wire Wire Line 5950 2550 4000 2550 Wire Wire Line 5950 2650 4850 2650 Wire Wire Line 4850 2650 4850 3450 Wire Wire Line 4850 3450 4000 3450 Wire Wire Line 5950 2750 4950 2750 Wire Wire Line 4950 2750 4950 3550 Wire Wire Line 4950 3550 4000 3550 Wire Wire Line 5950 2950 5150 2950 Wire Wire Line 5150 2950 5150 3750 Wire Wire Line 5150 3750 4000 3750 Wire Wire Line 4000 2750 4250 2750 Wire Wire Line 4900 4350 5150 4350 Wire Wire Line 4950 4900 5050 4900 Wire Wire Line 5050 4900 5050 4350 Connection ~ 5050 4350 $Comp L JUMPER J2 U 1 1 4761D738 P 4750 4900 F 0 "J2" H 4750 5000 60 0000 C C F 1 "JUMPER" H 4750 4800 60 0000 C C 1 4750 4900 1 0 0 -1 $EndComp $Comp L JUMPER3 J1 U 1 1 47617DBB P 4750 4450 F 0 "J1" H 4750 4650 60 0000 C C F 1 "JUMPER3" H 4750 4250 60 0000 C C 1 4750 4450 1 0 0 -1 $EndComp NoConn ~ 2400 2450 Text GLabel 5150 4550 2 60 Input CLK1024 Text GLabel 4250 2750 2 60 Input SCL Text GLabel 4250 2650 2 60 Input SDA $Comp L VCC #PWR01 U 1 1 475B040A P 2600 1650 F 0 "#PWR01" H 2600 1750 30 0001 C C F 1 "VCC" H 2600 1760 30 0000 C C 1 2600 1650 1 0 0 -1 $EndComp $Comp L GND #PWR02 U 1 1 475B03FF P 2600 4150 F 0 "#PWR02" H 2600 4150 30 0001 C C F 1 "GND" H 2600 4080 30 0000 C C 1 2600 4150 1 0 0 -1 $EndComp NoConn ~ 9300 2800 NoConn ~ 7350 2500 Text GLabel 2150 2850 0 60 Output OVL_MODE1 Text GLabel 2150 2750 0 60 Output OVL_MODE0 Text GLabel 2150 3350 0 60 Input CLK Text GLabel 2150 2950 0 60 Input SS Text GLabel 2150 3150 0 60 Output MISO Text GLabel 2150 3250 0 60 Input SCK Text GLabel 2150 3050 0 60 Input MOSI Text GLabel 4250 2850 2 60 Input /RESET Text GLabel 9550 2400 2 60 Output OVL_BIT $Comp L VCC #PWR03 U 1 1 475ACCF8 P 8700 3250 F 0 "#PWR03" H 8700 3350 30 0001 C C F 1 "VCC" H 8700 3360 30 0000 C C 1 8700 3250 -1 0 0 1 $EndComp $Comp L VCC #PWR04 U 1 1 475ACCF4 P 8700 1950 F 0 "#PWR04" H 8700 2050 30 0001 C C F 1 "VCC" H 8700 2060 30 0000 C C 1 8700 1950 1 0 0 -1 $EndComp $Comp L GND #PWR05 U 1 1 475ACCCC P 5850 3650 F 0 "#PWR05" H 5850 3650 30 0001 C C F 1 "GND" H 5850 3580 30 0000 C C 1 5850 3650 1 0 0 -1 $EndComp Text GLabel 7900 2600 0 60 Input CLK2 Text GLabel 5700 3350 0 60 Input CLK16 Text GLabel 5700 3250 0 60 Input CLK8 Text GLabel 5700 3150 0 60 Input CLK4 Text GLabel 5150 4350 2 60 Input HSYNC Text GLabel 4250 3250 2 60 Input VSYNC Text GLabel 4250 3150 2 60 Output TXD Text GLabel 4250 3050 2 60 Input RXD $Comp L 7474 U3 U 1 1 475ACA15 P 8700 2600 F 0 "U3" H 8850 2900 60 0000 C C F 1 "7474" H 9000 2305 60 0000 C C 1 8700 2600 1 0 0 -1 $EndComp $Comp L 74151 U2 U 1 1 475ACA0A P 6650 2900 F 0 "U2" H 6700 3650 60 0000 C C F 1 "74151" H 6950 2150 60 0000 C C 1 6650 2900 1 0 0 -1 $EndComp $Comp L ATMEGA88 U1 U 1 1 475AC9F9 P 3200 2050 F 0 "U1" H 3300 2200 60 0000 C C F 1 "ATMEGA88" H 3300 2050 60 0000 C C 1 3200 2050 1 0 0 -1 $EndComp $EndSCHEMATC