EESchema Schematic File Version 2 date Fri Jan 4 15:57:06 2013 LIBS:pwr LIBS:r LIBS:8_10-card LIBS:conn LIBS:ubb-jtag-m1-cache EELAYER 25 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 Sheet 1 1 Title "" Date "4 jan 2013" Rev "" Comp "" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr $Comp L CONN_7X2 J6 U 1 1 50E715B4 P 3400 3400 F 0 "J6" H 3400 3800 60 0000 C CNN F 1 "CONN_7X2" V 3400 3400 60 0000 C CNN 1 3400 3400 1 0 0 -1 $EndComp $Comp L 8:10-CARD P1 U 1 1 50E715C3 P 8500 3400 F 0 "P1" H 8300 3950 60 0000 C CNN F 1 "8:10-CARD" H 8550 2800 60 0000 C CNN 1 8500 3400 1 0 0 -1 $EndComp $Comp L R R1 U 1 1 50E715D2 P 7050 3000 F 0 "R1" V 7150 3000 60 0000 C CNN F 1 "220" V 7050 3000 50 0000 C CNN 1 7050 3000 0 -1 -1 0 $EndComp $Comp L R R2 U 1 1 50E71608 P 7050 3300 F 0 "R2" V 7150 3300 60 0000 C CNN F 1 "220" V 7050 3300 50 0000 C CNN 1 7050 3300 0 -1 -1 0 $EndComp $Comp L R R4 U 1 1 50E71646 P 7050 3800 F 0 "R4" V 7150 3800 60 0000 C CNN F 1 "220" V 7050 3800 50 0000 C CNN 1 7050 3800 0 -1 -1 0 $EndComp $Comp L R R3 U 1 1 50E716FD P 7050 3550 F 0 "R3" V 7150 3550 60 0000 C CNN F 1 "220" V 7050 3550 50 0000 C CNN 1 7050 3550 0 -1 -1 0 $EndComp NoConn ~ 8200 3300 NoConn ~ 8200 3400 NoConn ~ 8200 3700 $Comp L GND #PWR01 U 1 1 50E717A5 P 2800 3900 F 0 "#PWR01" H 2800 3900 30 0001 C CNN F 1 "GND" H 2800 3830 30 0001 C CNN 1 2800 3900 1 0 0 -1 $EndComp NoConn ~ 3800 3600 NoConn ~ 3800 3700 Text Label 3900 3100 0 60 ~ 0 VREF Text Label 3900 3200 0 60 ~ 0 TMS Text Label 3900 3300 0 60 ~ 0 TCK Text Label 3900 3400 0 60 ~ 0 TDO Text Label 3900 3500 0 60 ~ 0 TDI Text Label 3900 2750 0 60 ~ 0 GND $Comp L R R7 U 1 1 50E71AF6 P 6600 4250 F 0 "R7" V 6700 4250 60 0000 C CNN F 1 "680" V 6600 4250 50 0000 C CNN 1 6600 4250 -1 0 0 1 $EndComp $Comp L R R6 U 1 1 50E71AFC P 6300 4250 F 0 "R6" V 6400 4250 60 0000 C CNN F 1 "680" V 6300 4250 50 0000 C CNN 1 6300 4250 -1 0 0 1 $EndComp $Comp L R R5 U 1 1 50E71B02 P 6000 4250 F 0 "R5" V 6100 4250 60 0000 C CNN F 1 "680" V 6000 4250 50 0000 C CNN 1 6000 4250 -1 0 0 1 $EndComp Text Label 7400 3000 0 60 ~ 0 DAT2 Text Label 7400 3300 0 60 ~ 0 DAT3 Text Label 7400 3550 0 60 ~ 0 CLK Text Label 7400 3800 0 60 ~ 0 DAT1 Text Label 7400 4700 0 60 ~ 0 GND Text Notes 6650 5350 0 60 ~ 0 3.3 V Text Notes 7050 5300 0 60 ~ 0 680 Text Notes 6950 5400 0 60 ~ 0 220+680 Text Notes 7400 5350 0 60 ~ 0 = 2.49 V Text Notes 5900 5200 0 60 ~ 0 Voltage dividers: Text Notes 3050 4050 0 60 ~ 0 Milkymist One $Comp L 2V5 #PWR02 U 1 1 50E725D8 P 4300 2600 F 0 "#PWR02" H 4300 2560 30 0001 C CNN F 1 "2V5" H 4300 2750 60 0000 C CNN 1 4300 2600 1 0 0 -1 $EndComp Wire Wire Line 8200 3100 7800 3100 Wire Wire Line 7800 3100 7800 3000 Wire Wire Line 7800 3000 7300 3000 Wire Wire Line 8200 3200 7800 3200 Wire Wire Line 7800 3200 7800 3300 Wire Wire Line 7800 3300 7300 3300 Wire Wire Line 7800 3500 8200 3500 Wire Wire Line 7800 3500 7800 3550 Wire Wire Line 7800 3550 7300 3550 Wire Wire Line 2800 2750 2800 3900 Wire Wire Line 2800 3100 3000 3100 Wire Wire Line 3000 3200 2800 3200 Connection ~ 2800 3200 Wire Wire Line 3000 3300 2800 3300 Connection ~ 2800 3300 Wire Wire Line 3000 3400 2800 3400 Connection ~ 2800 3400 Wire Wire Line 3000 3500 2800 3500 Connection ~ 2800 3500 Wire Wire Line 3000 3600 2800 3600 Connection ~ 2800 3600 Wire Wire Line 3000 3700 2800 3700 Connection ~ 2800 3700 Wire Wire Line 4300 3100 3800 3100 Wire Wire Line 3800 3200 4500 3200 Wire Wire Line 4500 3200 4500 3000 Wire Wire Line 4500 3000 6800 3000 Wire Wire Line 3800 3300 6800 3300 Wire Wire Line 3800 3400 4500 3400 Wire Wire Line 4500 3400 4500 3550 Wire Wire Line 4500 3550 6800 3550 Wire Wire Line 8200 3800 7300 3800 Wire Wire Line 4400 3800 6800 3800 Wire Wire Line 4400 3800 4400 3500 Wire Wire Line 4400 3500 3800 3500 Wire Wire Line 8200 3600 7950 3600 Wire Wire Line 7950 4700 7950 2750 Wire Wire Line 7950 2750 2800 2750 Connection ~ 2800 3100 Wire Wire Line 6000 4000 6000 3000 Connection ~ 6000 3000 Wire Wire Line 6300 4000 6300 3300 Connection ~ 6300 3300 Wire Wire Line 6600 4000 6600 3800 Connection ~ 6600 3800 Wire Wire Line 6000 4500 6000 4700 Wire Wire Line 6000 4700 7950 4700 Connection ~ 7950 3600 Wire Wire Line 6600 4500 6600 4700 Connection ~ 6600 4700 Wire Wire Line 6300 4500 6300 4700 Connection ~ 6300 4700 Wire Notes Line 6950 5300 7350 5300 Wire Wire Line 4300 2600 4300 3100 Text Notes 5700 5700 0 60 ~ 0 R3 is absent in the proof of concept implementation and thus untested. $EndSCHEMATC