-
Notifications
You must be signed in to change notification settings - Fork 1
/
Copy pathi2c.sch
365 lines (365 loc) · 9.58 KB
/
i2c.sch
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 7 7
Title "MiniFeedMaster"
Date "2020-11-21"
Rev "v0.1-SNAPSHOT"
Comp "SG-O"
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
Text HLabel 2600 2100 0 50 Output ~ 0
SCL
Text HLabel 2600 2000 0 50 BiDi ~ 0
SDA
$Comp
L Isolator:ISO1541 U9
U 1 1 5FE2FA4E
P 3800 2000
F 0 "U9" H 3800 2367 50 0000 C CNN
F 1 "ISO1541" H 3800 2276 50 0000 C CNN
F 2 "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm" H 3800 1650 50 0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/iso1541.pdf" H 3800 2050 50 0001 C CNN
F 4 "C143028" H 3800 2000 50 0001 C CNN "lcsc#"
F 5 "ISO1541DR" H 3800 2000 50 0001 C CNN "manf#"
1 3800 2000
-1 0 0 -1
$EndComp
$Comp
L Device:R R?
U 1 1 5FE34CC5
P 3000 1750
AR Path="/5FE0391C/5FE34CC5" Ref="R?" Part="1"
AR Path="/5FE0881D/5FE34CC5" Ref="R?" Part="1"
AR Path="/5FE1F27C/5FE34CC5" Ref="R25" Part="1"
F 0 "R25" H 3070 1796 50 0000 L CNN
F 1 "1k5" H 3070 1705 50 0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 2930 1750 50 0001 C CNN
F 3 "~" H 3000 1750 50 0001 C CNN
F 4 "C118217" H 3000 1750 50 0001 C CNN "lcsc#"
F 5 "TC0525F1501T5E" H 3000 1750 50 0001 C CNN "manf#"
1 3000 1750
1 0 0 -1
$EndComp
$Comp
L Device:R R?
U 1 1 5FE353B4
P 2700 1750
AR Path="/5FE0391C/5FE353B4" Ref="R?" Part="1"
AR Path="/5FE0881D/5FE353B4" Ref="R?" Part="1"
AR Path="/5FE1F27C/5FE353B4" Ref="R24" Part="1"
F 0 "R24" H 2770 1796 50 0000 L CNN
F 1 "1k5" H 2770 1705 50 0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 2630 1750 50 0001 C CNN
F 3 "~" H 2700 1750 50 0001 C CNN
F 4 "C118217" H 2700 1750 50 0001 C CNN "lcsc#"
F 5 "TC0525F1501T5E" H 2700 1750 50 0001 C CNN "manf#"
1 2700 1750
1 0 0 -1
$EndComp
Wire Wire Line
2700 1900 2700 2100
Connection ~ 2700 2100
Wire Wire Line
2700 2100 2600 2100
Wire Wire Line
3000 1900 3000 2000
Connection ~ 3000 2000
Wire Wire Line
3000 2000 2600 2000
Wire Wire Line
3000 2000 3400 2000
Wire Wire Line
2700 2100 3400 2100
Wire Wire Line
3400 1900 3300 1900
Wire Wire Line
3300 1900 3300 1500
Wire Wire Line
3300 1500 3000 1500
Wire Wire Line
2700 1500 2700 1600
Wire Wire Line
3000 1600 3000 1500
Connection ~ 3000 1500
Wire Wire Line
3000 1500 2700 1500
Wire Wire Line
3400 2200 3300 2200
Wire Wire Line
3300 2200 3300 2300
$Comp
L power:GND #PWR?
U 1 1 5FE39F45
P 3300 2300
AR Path="/5FB747BE/5FE39F45" Ref="#PWR?" Part="1"
AR Path="/5FD8C23D/5FE39F45" Ref="#PWR?" Part="1"
AR Path="/5FE0391C/5FE39F45" Ref="#PWR?" Part="1"
AR Path="/5FE39F45" Ref="#PWR?" Part="1"
AR Path="/5FC5F106/5FE39F45" Ref="#PWR?" Part="1"
AR Path="/5FE1F27C/5FE39F45" Ref="#PWR028" Part="1"
F 0 "#PWR028" H 3300 2050 50 0001 C CNN
F 1 "GND" H 3305 2127 50 0000 C CNN
F 2 "" H 3300 2300 50 0001 C CNN
F 3 "" H 3300 2300 50 0001 C CNN
1 3300 2300
1 0 0 -1
$EndComp
$Comp
L power:+3.3V #PWR?
U 1 1 5FE3D45E
P 2700 1400
AR Path="/5FB747BE/5FE3D45E" Ref="#PWR?" Part="1"
AR Path="/5FD8C23D/5FE3D45E" Ref="#PWR?" Part="1"
AR Path="/5FE0391C/5FE3D45E" Ref="#PWR?" Part="1"
AR Path="/5FE3D45E" Ref="#PWR?" Part="1"
AR Path="/5FC5F106/5FE3D45E" Ref="#PWR?" Part="1"
AR Path="/5FE1F27C/5FE3D45E" Ref="#PWR027" Part="1"
F 0 "#PWR027" H 2700 1250 50 0001 C CNN
F 1 "+3.3V" H 2715 1573 50 0000 C CNN
F 2 "" H 2700 1400 50 0001 C CNN
F 3 "" H 2700 1400 50 0001 C CNN
1 2700 1400
1 0 0 -1
$EndComp
Wire Wire Line
2700 1500 2700 1400
Connection ~ 2700 1500
$Comp
L Device:C C?
U 1 1 5FE3FF7B
P 1900 1750
AR Path="/5FB747BE/5FE3FF7B" Ref="C?" Part="1"
AR Path="/5FD8C23D/5FE3FF7B" Ref="C?" Part="1"
AR Path="/5FDF3285/5FE3FF7B" Ref="C?" Part="1"
AR Path="/5FE1F27C/5FE3FF7B" Ref="C44" Part="1"
F 0 "C44" H 2015 1796 50 0000 L CNN
F 1 "10u" H 2015 1705 50 0000 L CNN
F 2 "Capacitor_SMD:C_1206_3216Metric" H 1938 1600 50 0001 C CNN
F 3 "~" H 1900 1750 50 0001 C CNN
F 4 "C14860" H 1900 1750 50 0001 C CNN "lcsc#"
F 5 "CL31B106KAHNNNE" H 1900 1750 50 0001 C CNN "manf#"
1 1900 1750
1 0 0 -1
$EndComp
$Comp
L Device:C C?
U 1 1 5FE3FF81
P 2300 1750
AR Path="/5FB747BE/5FE3FF81" Ref="C?" Part="1"
AR Path="/5FD8C23D/5FE3FF81" Ref="C?" Part="1"
AR Path="/5FDF3285/5FE3FF81" Ref="C?" Part="1"
AR Path="/5FE1F27C/5FE3FF81" Ref="C45" Part="1"
F 0 "C45" H 2415 1796 50 0000 L CNN
F 1 "100n" H 2415 1705 50 0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 2338 1600 50 0001 C CNN
F 3 "~" H 2300 1750 50 0001 C CNN
F 4 "C1591" H 2300 1750 50 0001 C CNN "lcsc#"
F 5 "CL10B104KB8NNNC" H 2300 1750 50 0001 C CNN "manf#"
1 2300 1750
1 0 0 -1
$EndComp
Wire Wire Line
2700 1500 2300 1500
Wire Wire Line
1900 1500 1900 1600
Wire Wire Line
2300 1600 2300 1500
Connection ~ 2300 1500
Wire Wire Line
2300 1500 1900 1500
Wire Wire Line
2300 1900 2300 2200
Wire Wire Line
2300 2200 3300 2200
Connection ~ 3300 2200
Wire Wire Line
2300 2200 1900 2200
Wire Wire Line
1900 2200 1900 1900
Connection ~ 2300 2200
$Comp
L Device:R R?
U 1 1 5FE42520
P 4400 1750
AR Path="/5FE0391C/5FE42520" Ref="R?" Part="1"
AR Path="/5FE0881D/5FE42520" Ref="R?" Part="1"
AR Path="/5FE1F27C/5FE42520" Ref="R26" Part="1"
F 0 "R26" H 4470 1796 50 0000 L CNN
F 1 "10k" H 4470 1705 50 0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 4330 1750 50 0001 C CNN
F 3 "~" H 4400 1750 50 0001 C CNN
F 4 "C128781" H 4400 1750 50 0001 C CNN "lcsc#"
F 5 "TC0325F1002T5E" H 4400 1750 50 0001 C CNN "manf#"
1 4400 1750
1 0 0 -1
$EndComp
$Comp
L Device:R R?
U 1 1 5FE4296D
P 4700 1750
AR Path="/5FE0391C/5FE4296D" Ref="R?" Part="1"
AR Path="/5FE0881D/5FE4296D" Ref="R?" Part="1"
AR Path="/5FE1F27C/5FE4296D" Ref="R27" Part="1"
F 0 "R27" H 4770 1796 50 0000 L CNN
F 1 "10k" H 4770 1705 50 0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 4630 1750 50 0001 C CNN
F 3 "~" H 4700 1750 50 0001 C CNN
F 4 "C128781" H 4700 1750 50 0001 C CNN "lcsc#"
F 5 "TC0325F1002T5E" H 4700 1750 50 0001 C CNN "manf#"
1 4700 1750
1 0 0 -1
$EndComp
Wire Wire Line
4200 2000 4400 2000
Wire Wire Line
4200 2100 4700 2100
Wire Wire Line
5000 2200 5000 1900
Wire Wire Line
5000 1900 5100 1900
Wire Wire Line
4200 1900 4300 1900
Wire Wire Line
4300 1900 4300 1500
Wire Wire Line
4300 1500 4400 1500
Wire Wire Line
5000 1500 5000 1800
Wire Wire Line
5000 1800 5100 1800
Wire Wire Line
4400 1600 4400 1500
Connection ~ 4400 1500
Wire Wire Line
4400 1500 4700 1500
Wire Wire Line
4700 1600 4700 1500
Connection ~ 4700 1500
Wire Wire Line
4700 1500 5000 1500
Wire Wire Line
4400 1900 4400 2000
Connection ~ 4400 2000
Wire Wire Line
4400 2000 5100 2000
Wire Wire Line
4700 1900 4700 2100
Connection ~ 4700 2100
Wire Wire Line
4700 2100 5100 2100
$Comp
L Connector:Conn_01x04_Female J?
U 1 1 5FE49CAD
P 5300 1900
AR Path="/5FDF3285/5FE49CAD" Ref="J?" Part="1"
AR Path="/5FE1F27C/5FE49CAD" Ref="J8" Part="1"
F 0 "J8" H 5328 1876 50 0000 L CNN
F 1 "I2C" H 5328 1785 50 0000 L CNN
F 2 "global:TerminalBlock_KaiFeng_KF141R-4_1x04_P2.54mm" H 5300 1900 50 0001 C CNN
F 3 "~" H 5300 1900 50 0001 C CNN
F 4 "C475126" H 5300 1900 50 0001 C CNN "lcsc#"
F 5 "KF141R-2.54-4P" H 5300 1900 50 0001 C CNN "manf#"
1 5300 1900
1 0 0 -1
$EndComp
$Comp
L Device:C C?
U 1 1 5FE4A378
P 6000 1750
AR Path="/5FB747BE/5FE4A378" Ref="C?" Part="1"
AR Path="/5FD8C23D/5FE4A378" Ref="C?" Part="1"
AR Path="/5FDF3285/5FE4A378" Ref="C?" Part="1"
AR Path="/5FE1F27C/5FE4A378" Ref="C47" Part="1"
F 0 "C47" H 6115 1796 50 0000 L CNN
F 1 "10u" H 6115 1705 50 0000 L CNN
F 2 "Capacitor_SMD:C_1206_3216Metric" H 6038 1600 50 0001 C CNN
F 3 "~" H 6000 1750 50 0001 C CNN
F 4 "C14860" H 6000 1750 50 0001 C CNN "lcsc#"
F 5 "CL31B106KAHNNNE" H 6000 1750 50 0001 C CNN "manf#"
1 6000 1750
1 0 0 -1
$EndComp
$Comp
L Device:C C?
U 1 1 5FE4A382
P 5600 1750
AR Path="/5FB747BE/5FE4A382" Ref="C?" Part="1"
AR Path="/5FD8C23D/5FE4A382" Ref="C?" Part="1"
AR Path="/5FDF3285/5FE4A382" Ref="C?" Part="1"
AR Path="/5FE1F27C/5FE4A382" Ref="C46" Part="1"
F 0 "C46" H 5715 1796 50 0000 L CNN
F 1 "100n" H 5715 1705 50 0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 5638 1600 50 0001 C CNN
F 3 "~" H 5600 1750 50 0001 C CNN
F 4 "C1591" H 5600 1750 50 0001 C CNN "lcsc#"
F 5 "CL10B104KB8NNNC" H 5600 1750 50 0001 C CNN "manf#"
1 5600 1750
1 0 0 -1
$EndComp
Wire Wire Line
5000 1500 5600 1500
Wire Wire Line
6000 1500 6000 1600
Connection ~ 5000 1500
Wire Wire Line
5600 1600 5600 1500
Connection ~ 5600 1500
Wire Wire Line
5600 1500 6000 1500
Wire Wire Line
5600 1900 5600 2200
Wire Wire Line
5600 2200 5000 2200
Connection ~ 5000 2200
Wire Wire Line
6000 1900 6000 2200
Wire Wire Line
6000 2200 5600 2200
Connection ~ 5600 2200
$Comp
L power:PWR_FLAG #FLG?
U 1 1 5FFF8E07
P 5000 1400
AR Path="/5FC5F106/5FFF8E07" Ref="#FLG?" Part="1"
AR Path="/5FE1F27C/5FFF8E07" Ref="#FLG011" Part="1"
F 0 "#FLG011" H 5000 1475 50 0001 C CNN
F 1 "PWR_FLAG" H 5000 1573 50 0000 C CNN
F 2 "" H 5000 1400 50 0001 C CNN
F 3 "~" H 5000 1400 50 0001 C CNN
1 5000 1400
1 0 0 -1
$EndComp
$Comp
L power:PWR_FLAG #FLG?
U 1 1 5FFFA1C9
P 5000 2300
AR Path="/5FC5F106/5FFFA1C9" Ref="#FLG?" Part="1"
AR Path="/5FE1F27C/5FFFA1C9" Ref="#FLG012" Part="1"
F 0 "#FLG012" H 5000 2375 50 0001 C CNN
F 1 "PWR_FLAG" H 5000 2473 50 0000 C CNN
F 2 "" H 5000 2300 50 0001 C CNN
F 3 "~" H 5000 2300 50 0001 C CNN
1 5000 2300
-1 0 0 1
$EndComp
Wire Wire Line
5000 1400 5000 1500
Wire Wire Line
5000 2200 5000 2300
Wire Wire Line
4200 2200 5000 2200
Text Label 5000 2200 0 50 ~ 0
I2C_ISO_GND
Text Label 5000 1500 0 50 ~ 0
I2C_ISO_VCC
Text Label 4400 2000 0 50 ~ 0
ISO_SDA
Text Label 4400 2100 0 50 ~ 0
ISO_SCL
$EndSCHEMATC