ben-blinkenlights/ubb-jtag/ubb-jtag-m1.sch

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