Root/ubb-la/hw/ubb-la.sch

1EESchema Schematic File Version 2 date Sun Jan 20 10:38:03 2013
2LIBS:pwr
3LIBS:r
4LIBS:8_10-card
5LIBS:conn
6EELAYER 25 0
7EELAYER END
8$Descr A4 11693 8268
9encoding utf-8
10Sheet 1 1
11Title ""
12Date "20 jan 2013"
13Rev ""
14Comp ""
15Comment1 ""
16Comment2 ""
17Comment3 ""
18Comment4 ""
19$EndDescr
20$Comp
21L 8:10-CARD P1
22U 1 1 50E715C3
23P 8100 3400
24F 0 "P1" H 7900 3950 60 0000 C CNN
25F 1 "8:10-CARD" H 8150 2800 60 0000 C CNN
26    1 8100 3400
27    1 0 0 -1
28$EndComp
29$Comp
30L CONN_4 P2
31U 1 1 50EABCA4
32P 3050 3250
33F 0 "P2" V 3000 3250 50 0000 C CNN
34F 1 "CONN_4" V 3100 3250 50 0000 C CNN
35    1 3050 3250
36    -1 0 0 -1
37$EndComp
38$Comp
39L GND #PWR01
40U 1 1 50EABCDB
41P 7600 4100
42F 0 "#PWR01" H 7600 4100 30 0001 C CNN
43F 1 "GND" H 7600 4030 30 0001 C CNN
44    1 7600 4100
45    1 0 0 -1
46$EndComp
47Text Label 3600 3100 0 60 ~ 0
48CH2
49Text Label 3600 3200 0 60 ~ 0
50CH3
51Text Label 3600 3300 0 60 ~ 0
52CH0
53Text Label 3600 3400 0 60 ~ 0
54CH1
55$Comp
56L CONN_1 P3
57U 1 1 50EABD9A
58P 3250 3700
59F 0 "P3" H 3330 3700 40 0000 L CNN
60F 1 "CONN_1" H 3250 3755 30 0001 C CNN
61    1 3250 3700
62    -1 0 0 1
63$EndComp
64$Comp
65L CONN_1 P4
66U 1 1 50EABDA9
67P 3250 3900
68F 0 "P4" H 3330 3900 40 0000 L CNN
69F 1 "CONN_1" H 3250 3955 30 0001 C CNN
70    1 3250 3900
71    -1 0 0 1
72$EndComp
73$Comp
74L GND #PWR02
75U 1 1 50EABDD5
76P 5600 4100
77F 0 "#PWR02" H 5600 4100 30 0001 C CNN
78F 1 "GND" H 5600 4030 30 0001 C CNN
79    1 5600 4100
80    1 0 0 -1
81$EndComp
82Text Label 3600 3700 0 60 ~ 0
83TRIGGER/CLK
84Text Label 3600 3900 0 60 ~ 0
85GND
86NoConn ~ 7800 3400
87$Comp
88L R R2
89U 1 1 50FBF221
90P 6250 3700
91F 0 "R2" V 6350 3800 60 0000 C CNN
92F 1 "1k" V 6250 3700 50 0000 C CNN
93    1 6250 3700
94    0 -1 -1 0
95$EndComp
96$Comp
97L R R1
98U 1 1 50FBF25B
99P 7150 3400
100F 0 "R1" V 7250 3500 60 0000 C CNN
101F 1 "100" V 7150 3400 50 0000 C CNN
102    1 7150 3400
103    0 -1 -1 0
104$EndComp
105Wire Wire Line
106    7800 3100 3400 3100
107Wire Wire Line
108    7800 3200 3400 3200
109Wire Wire Line
110    5800 3700 5800 3300
111Wire Wire Line
112    5800 3300 3400 3300
113Wire Wire Line
114    7800 3800 5700 3800
115Wire Wire Line
116    5700 3800 5700 3400
117Wire Wire Line
118    5700 3400 3400 3400
119Wire Wire Line
120    7600 4100 7600 3600
121Wire Wire Line
122    7600 3600 7800 3600
123Wire Wire Line
124    7800 3500 5200 3500
125Wire Wire Line
126    5200 3500 5200 3700
127Wire Wire Line
128    5200 3700 3400 3700
129Wire Wire Line
130    3400 3900 5600 3900
131Wire Wire Line
132    5600 3900 5600 4100
133Wire Wire Line
134    7800 3300 7600 3300
135Wire Wire Line
136    7600 3300 7600 3400
137Wire Wire Line
138    7600 3400 7400 3400
139Wire Wire Line
140    6500 3700 7800 3700
141Wire Wire Line
142    5800 3700 6000 3700
143Wire Wire Line
144    6900 3400 6700 3400
145Wire Wire Line
146    6700 3400 6700 3700
147Connection ~ 6700 3700
148Text Notes 6200 4700 0 60 ~ 0
149R1: force DAT0 down for start bit
150Text Notes 6200 4800 0 60 ~ 0
151R2: limit effect of R1 on DUT
152$EndSCHEMATC
153

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