ben-blinkenlights/ubb-la/hw/ubb-la.sch

EESchema Schematic File Version 2  date Sun Jan 20 10:38:03 2013
LIBS:pwr
LIBS:r
LIBS:8_10-card
LIBS:conn
EELAYER 25  0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title ""
Date "20 jan 2013"
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L 8:10-CARD P1
U 1 1 50E715C3
P 8100 3400
F 0 "P1" H 7900 3950 60  0000 C CNN
F 1 "8:10-CARD" H 8150 2800 60  0000 C CNN
	1    8100 3400
	1    0    0    -1  
$EndComp
$Comp
L CONN_4 P2
U 1 1 50EABCA4
P 3050 3250
F 0 "P2" V 3000 3250 50  0000 C CNN
F 1 "CONN_4" V 3100 3250 50  0000 C CNN
	1    3050 3250
	-1   0    0    -1  
$EndComp
$Comp
L GND #PWR01
U 1 1 50EABCDB
P 7600 4100
F 0 "#PWR01" H 7600 4100 30  0001 C CNN
F 1 "GND" H 7600 4030 30  0001 C CNN
	1    7600 4100
	1    0    0    -1  
$EndComp
Text Label 3600 3100 0    60   ~ 0
CH2
Text Label 3600 3200 0    60   ~ 0
CH3
Text Label 3600 3300 0    60   ~ 0
CH0
Text Label 3600 3400 0    60   ~ 0
CH1
$Comp
L CONN_1 P3
U 1 1 50EABD9A
P 3250 3700
F 0 "P3" H 3330 3700 40  0000 L CNN
F 1 "CONN_1" H 3250 3755 30  0001 C CNN
	1    3250 3700
	-1   0    0    1   
$EndComp
$Comp
L CONN_1 P4
U 1 1 50EABDA9
P 3250 3900
F 0 "P4" H 3330 3900 40  0000 L CNN
F 1 "CONN_1" H 3250 3955 30  0001 C CNN
	1    3250 3900
	-1   0    0    1   
$EndComp
$Comp
L GND #PWR02
U 1 1 50EABDD5
P 5600 4100
F 0 "#PWR02" H 5600 4100 30  0001 C CNN
F 1 "GND" H 5600 4030 30  0001 C CNN
	1    5600 4100
	1    0    0    -1  
$EndComp
Text Label 3600 3700 0    60   ~ 0
TRIGGER/CLK
Text Label 3600 3900 0    60   ~ 0
GND
NoConn ~ 7800 3400
$Comp
L R R2
U 1 1 50FBF221
P 6250 3700
F 0 "R2" V 6350 3800 60  0000 C CNN
F 1 "1k" V 6250 3700 50  0000 C CNN
	1    6250 3700
	0    -1   -1   0   
$EndComp
$Comp
L R R1
U 1 1 50FBF25B
P 7150 3400
F 0 "R1" V 7250 3500 60  0000 C CNN
F 1 "100" V 7150 3400 50  0000 C CNN
	1    7150 3400
	0    -1   -1   0   
$EndComp
Wire Wire Line
	7800 3100 3400 3100
Wire Wire Line
	7800 3200 3400 3200
Wire Wire Line
	5800 3700 5800 3300
Wire Wire Line
	5800 3300 3400 3300
Wire Wire Line
	7800 3800 5700 3800
Wire Wire Line
	5700 3800 5700 3400
Wire Wire Line
	5700 3400 3400 3400
Wire Wire Line
	7600 4100 7600 3600
Wire Wire Line
	7600 3600 7800 3600
Wire Wire Line
	7800 3500 5200 3500
Wire Wire Line
	5200 3500 5200 3700
Wire Wire Line
	5200 3700 3400 3700
Wire Wire Line
	3400 3900 5600 3900
Wire Wire Line
	5600 3900 5600 4100
Wire Wire Line
	7800 3300 7600 3300
Wire Wire Line
	7600 3300 7600 3400
Wire Wire Line
	7600 3400 7400 3400
Wire Wire Line
	6500 3700 7800 3700
Wire Wire Line
	5800 3700 6000 3700
Wire Wire Line
	6900 3400 6700 3400
Wire Wire Line
	6700 3400 6700 3700
Connection ~ 6700 3700
Text Notes 6200 4700 0    60   ~ 0
R1: force DAT0 down for start bit
Text Notes 6200 4800 0    60   ~ 0
R2: limit effect of R1 on DUT
$EndSCHEMATC