Last revision of the Schematic, PCB routing up next.

1 files changed, 463 insertions, 263 deletions

diff --git a/PiCl/PiCl.sch b/PiCl/PiCl.sch
index 61694ec..4de51a1 100644
--- a/PiCl/PiCl.sch
+++ b/PiCl/PiCl.sch
@@ -3,7 +3,7 @@ EELAYER 30 0
 EELAYER END
 $Descr A4 11693 8268
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-Sheet 1 8
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 Title ""
 Date ""
 Rev ""
@@ -47,19 +47,13 @@ F 3 "" H 2350 1200 50  0001 C CNN
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-$EndSheet
-$Sheet
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-U 5E9BB089
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-F1 "fan_control.sch" 50
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 L Connector:Conn_01x03_Male J1
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 	1500 1200 2350 1200
 Connection ~ 1500 1200
 $Sheet
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 Wire Wire Line
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 Rx1
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 Rx2
-Text GLabel 6600 1350 0    50   Input ~ 0
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 Rx3
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 Rx4
-Text GLabel 8850 1350 0    50   Input ~ 0
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 Wire Wire Line
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 Wire Wire Line
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 Wire Wire Line
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-Text GLabel 3150 2450 0    50   Output ~ 0
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 Wire Wire Line
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 Wire Wire Line
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 Wire Wire Line
-	3150 2000 3250 2000
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+Text GLabel 3700 2100 2    50   Output ~ 0
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 $Comp
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 U 1 1 5EB583C2
-P 7850 4000
+P 1300 2000
 AR Path="/5E97D8A4/5EB583C2" Ref="U?"  Part="1" 
 AR Path="/5EB583C2" Ref="U1"  Part="1" 
-F 0 "U1" H 8950 4494 60  0000 C CNN
-F 1 "MIC5225-3.3YM5-TR" H 8950 4388 60  0000 C CNN
-F 2 "PiCl:MIC5225-3.3YM5-TR" H 8950 4240 60  0001 C CNN
-F 3 "http://www.farnell.com/datasheets/1580469.pdf" H 8950 4282 60  0000 C CNN
-	1    7850 4000
+F 0 "U1" H 2400 2494 60  0000 C CNN
+F 1 "MIC5225-3.3YM5-TR" H 2400 2388 60  0000 C CNN
+F 2 "PiCl:MIC5225-3.3YM5-TR" H 2400 2240 60  0001 C CNN
+F 3 "http://www.farnell.com/datasheets/1580469.pdf" H 2400 2282 60  0000 C CNN
+	1    1300 2000
 	1    0    0    -1  
 $EndComp
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-	10150 4100 10050 4100
+	3600 2100 3500 2100
 $Comp
 L power:GND #PWR?
 U 1 1 5EB583C9
-P 7750 4600
+P 1200 2600
 AR Path="/5E97D8A4/5EB583C9" Ref="#PWR?"  Part="1" 
 AR Path="/5EB583C9" Ref="#PWR0101"  Part="1" 
-F 0 "#PWR0101" H 7750 4350 50  0001 C CNN
-F 1 "GND" H 7755 4427 50  0000 C CNN
-F 2 "" H 7750 4600 50  0001 C CNN
-F 3 "" H 7750 4600 50  0001 C CNN
-	1    7750 4600
+F 0 "#PWR0101" H 1200 2350 50  0001 C CNN
+F 1 "GND" H 1205 2427 50  0000 C CNN
+F 2 "" H 1200 2600 50  0001 C CNN
+F 3 "" H 1200 2600 50  0001 C CNN
+	1    1200 2600
 	1    0    0    -1  
 $EndComp
 Wire Wire Line
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+	900  2000 1000 2000
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+	1200 2100 1300 2100
 Wire Wire Line
-	7850 4200 7700 4200
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 Wire Wire Line
-	7700 4200 7700 4000
-Connection ~ 7700 4000
+	1150 2200 1150 2000
+Connection ~ 1150 2000
 Wire Wire Line
-	7700 4000 7850 4000
+	1150 2000 1300 2000
 $Comp
 L power:GND #PWR?
 U 1 1 5EB583D6
-P 10150 4600
+P 3600 2600
 AR Path="/5E97D8A4/5EB583D6" Ref="#PWR?"  Part="1" 
 AR Path="/5EB583D6" Ref="#PWR0102"  Part="1" 
-F 0 "#PWR0102" H 10150 4350 50  0001 C CNN
-F 1 "GND" H 10155 4427 50  0000 C CNN
-F 2 "" H 10150 4600 50  0001 C CNN
-F 3 "" H 10150 4600 50  0001 C CNN
-	1    10150 4600
+F 0 "#PWR0102" H 3600 2350 50  0001 C CNN
+F 1 "GND" H 3605 2427 50  0000 C CNN
+F 2 "" H 3600 2600 50  0001 C CNN
+F 3 "" H 3600 2600 50  0001 C CNN
+	1    3600 2600
 	1    0    0    -1  
 $EndComp
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-P 10150 4350
+P 3600 2350
 AR Path="/5E97D8A4/5EB583DC" Ref="C?"  Part="1" 
 AR Path="/5EB583DC" Ref="C4"  Part="1" 
-F 0 "C4" H 9950 4250 50  0000 L CNN
-F 1 "2.2u" H 9950 4150 50  0000 L CNN
-F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 10188 4200 50  0001 C CNN
-F 3 "~" H 10150 4350 50  0001 C CNN
-	1    10150 4350
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+F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 3638 2200 50  0001 C CNN
+F 3 "~" H 3600 2350 50  0001 C CNN
+	1    3600 2350
 	1    0    0    -1  
 $EndComp
 Wire Wire Line
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+	3600 2100 3600 2200
+Connection ~ 3600 2100
 $Comp
 L Device:C C?
 U 1 1 5EB583E6
-P 7550 4250
+P 1000 2250
 AR Path="/5E97D8A4/5EB583E6" Ref="C?"  Part="1" 
 AR Path="/5EB583E6" Ref="C3"  Part="1" 
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-F 1 "1u" H 7400 4050 50  0000 L CNN
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-F 3 "~" H 7550 4250 50  0001 C CNN
-	1    7550 4250
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+F 3 "~" H 1000 2250 50  0001 C CNN
+	1    1000 2250
 	1    0    0    -1  
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-Connection ~ 7550 4000
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+	1000 2000 1150 2000
 Wire Wire Line
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 Wire Wire Line
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-Connection ~ 7750 4500
+	1000 2500 1200 2500
+Connection ~ 1200 2500
 Wire Wire Line
-	7750 4500 7750 4100
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-P 2000 4000
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-F 10 "" H 2950 3300 50  0001 L CNN "RS Part Number"
-F 11 "" H 2950 3200 50  0001 L CNN "RS Price/Stock"
-	1    2000 4000
+P 1400 3450
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+F 8 "771-NX3L4051PW118" H 2350 2950 50  0001 L CNN "Mouser Part Number"
+F 9 "https://www.mouser.com/Search/Refine.aspx?Keyword=771-NX3L4051PW118" H 2350 2850 50  0001 L CNN "Mouser Price/Stock"
+F 10 "" H 2350 2750 50  0001 L CNN "RS Part Number"
+F 11 "" H 2350 2650 50  0001 L CNN "RS Price/Stock"
+	1    1400 3450
 	1    0    0    -1  
 $EndComp
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-F 3 "http://www.nxp.com/docs/en/data-sheet/NX3L4051.pdf" H 2950 5150 50  0001 L CNN
-F 4 "Analog Switch ICs ANLG SWT SPST 3.3V" H 2950 5050 50  0001 L CNN "Description"
-F 5 "1.1" H 2950 4950 50  0001 L CNN "Height"
-F 6 "NXP" H 2950 4850 50  0001 L CNN "Manufacturer_Name"
-F 7 "NX3L4051PW,118" H 2950 4750 50  0001 L CNN "Manufacturer_Part_Number"
-F 8 "771-NX3L4051PW118" H 2950 4650 50  0001 L CNN "Mouser Part Number"
-F 9 "https://www.mouser.com/Search/Refine.aspx?Keyword=771-NX3L4051PW118" H 2950 4550 50  0001 L CNN "Mouser Price/Stock"
-F 10 "" H 2950 4450 50  0001 L CNN "RS Part Number"
-F 11 "" H 2950 4350 50  0001 L CNN "RS Price/Stock"
-	1    2000 5150
+P 1400 4600
+F 0 "IC2" H 1950 4865 50  0000 C CNN
+F 1 "NX3L4051PW,118" H 1950 4774 50  0000 C CNN
+F 2 "PiCl:SOP65P640X110-16N" H 2350 4700 50  0001 L CNN
+F 3 "http://www.nxp.com/docs/en/data-sheet/NX3L4051.pdf" H 2350 4600 50  0001 L CNN
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+F 6 "NXP" H 2350 4300 50  0001 L CNN "Manufacturer_Name"
+F 7 "NX3L4051PW,118" H 2350 4200 50  0001 L CNN "Manufacturer_Part_Number"
+F 8 "771-NX3L4051PW118" H 2350 4100 50  0001 L CNN "Mouser Part Number"
+F 9 "https://www.mouser.com/Search/Refine.aspx?Keyword=771-NX3L4051PW118" H 2350 4000 50  0001 L CNN "Mouser Price/Stock"
+F 10 "" H 2350 3900 50  0001 L CNN "RS Part Number"
+F 11 "" H 2350 3800 50  0001 L CNN "RS Price/Stock"
+	1    1400 4600
 	1    0    0    -1  
 $EndComp
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-P 3700 4000
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-F 1 "0.1u" V 3539 4000 50  0000 C CNN
-F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 3738 3850 50  0001 C CNN
-F 3 "~" H 3700 4000 50  0001 C CNN
-	1    3700 4000
+P 3100 3450
+F 0 "C1" V 2848 3450 50  0000 C CNN
+F 1 "0.1u" V 2939 3450 50  0000 C CNN
+F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 3138 3300 50  0001 C CNN
+F 3 "~" H 3100 3450 50  0001 C CNN
+	1    3100 3450
 	0    1    1    0   
 $EndComp
 $Comp
 L Device:C C2
 U 1 1 5EB66F07
-P 3700 5150
-F 0 "C2" V 3448 5150 50  0000 C CNN
-F 1 "0.1u" V 3539 5150 50  0000 C CNN
-F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 3738 5000 50  0001 C CNN
-F 3 "~" H 3700 5150 50  0001 C CNN
-	1    3700 5150
+P 3100 4600
+F 0 "C2" V 2848 4600 50  0000 C CNN
+F 1 "0.1u" V 2939 4600 50  0000 C CNN
+F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 3138 4450 50  0001 C CNN
+F 3 "~" H 3100 4600 50  0001 C CNN
+	1    3100 4600
 	0    1    1    0   
 $EndComp
-Text GLabel 3450 3900 1    50   Input ~ 0
+Text GLabel 2850 3350 1    50   Input ~ 0
 3V3
 Wire Wire Line
-	3450 4000 3100 4000
-Connection ~ 3450 4000
+	2850 3450 2500 3450
+Connection ~ 2850 3450
 Wire Wire Line
-	3450 5150 3100 5150
+	2850 4600 2500 4600
 $Comp
 L power:GND #PWR0103
 U 1 1 5EB6FEED
-P 1650 6050
-F 0 "#PWR0103" H 1650 5800 50  0001 C CNN
-F 1 "GND" H 1655 5877 50  0000 C CNN
-F 2 "" H 1650 6050 50  0001 C CNN
-F 3 "" H 1650 6050 50  0001 C CNN
-	1    1650 6050
+P 1050 5500
+F 0 "#PWR0103" H 1050 5250 50  0001 C CNN
+F 1 "GND" H 1055 5327 50  0000 C CNN
+F 2 "" H 1050 5500 50  0001 C CNN
+F 3 "" H 1050 5500 50  0001 C CNN
+	1    1050 5500
 	1    0    0    -1  
 $EndComp
 Wire Wire Line
-	1650 5850 2000 5850
+	1050 5300 1400 5300
 Wire Wire Line
-	1650 5850 1650 4700
+	1050 5300 1050 4150
 Wire Wire Line
-	1650 4700 2000 4700
-Connection ~ 1650 5850
-Text GLabel 3200 5650 2    50   Input ~ 0
+	1050 4150 1400 4150
+Connection ~ 1050 5300
+Text GLabel 2600 5100 2    50   Input ~ 0
 SS1
-Text GLabel 3200 5750 2    50   Input ~ 0
+Text GLabel 2600 5200 2    50   Input ~ 0
 SS2
-Text GLabel 3200 5850 2    50   Input ~ 0
+Text GLabel 2600 5300 2    50   Input ~ 0
 SS3
 Wire Wire Line
-	3200 5650 3100 5650
+	2600 5100 2500 5100
 Wire Wire Line
-	3200 5750 3100 5750
+	2600 5200 2500 5200
 Wire Wire Line
-	3200 5850 3100 5850
-Text GLabel 1900 5650 0    50   Input ~ 0
+	2600 5300 2500 5300
+Text GLabel 1300 5100 0    50   Input ~ 0
 SE
 Wire Wire Line
-	1900 5650 2000 5650
-Text GLabel 3200 5450 2    50   Input ~ 0
+	1300 5100 1400 5100
+Text GLabel 2600 4900 2    50   Input ~ 0
 Tx1
-Text GLabel 3200 4300 2    50   Output ~ 0
+Text GLabel 2600 3750 2    50   Output ~ 0
 Rx1
 Wire Wire Line
-	3100 4300 3200 4300
+	2500 3750 2600 3750
 Wire Wire Line
-	3100 5450 3200 5450
-Text GLabel 3200 5350 2    50   Input ~ 0
+	2500 4900 2600 4900
+Text GLabel 2600 4800 2    50   Input ~ 0
 Tx2
-Text GLabel 3200 4200 2    50   Output ~ 0
+Text GLabel 2600 3650 2    50   Output ~ 0
 Rx2
 Wire Wire Line
-	3100 5350 3200 5350
+	2500 4800 2600 4800
 Wire Wire Line
-	3100 4200 3200 4200
-Text GLabel 3200 5250 2    50   Input ~ 0
+	2500 3650 2600 3650
+Text GLabel 2600 4700 2    50   Input ~ 0
 Tx3
-Text GLabel 3200 4100 2    50   Output ~ 0
+Text GLabel 2600 3550 2    50   Output ~ 0
 Rx3
-Text GLabel 3200 4500 2    50   Input ~ 0
+Text GLabel 2600 3950 2    50   Input ~ 0
 SS1
-Text GLabel 3200 4600 2    50   Input ~ 0
+Text GLabel 2600 4050 2    50   Input ~ 0
 SS2
-Text GLabel 3200 4700 2    50   Input ~ 0
+Text GLabel 2600 4150 2    50   Input ~ 0
 SS3
 Wire Wire Line
-	3200 4500 3100 4500
+	2600 3950 2500 3950
 Wire Wire Line
-	3200 4600 3100 4600
+	2600 4050 2500 4050
 Wire Wire Line
-	3200 4700 3100 4700
+	2600 4150 2500 4150
 Wire Wire Line
-	3200 4100 3100 4100
-Text GLabel 3200 5550 2    50   Input ~ 0
+	2600 3550 2500 3550
+Text GLabel 2600 5000 2    50   Input ~ 0
 Tx4
-Text GLabel 3200 4400 2    50   Output ~ 0
+Text GLabel 2600 3850 2    50   Output ~ 0
 Rx4
 Wire Wire Line
-	3100 5550 3200 5550
+	2500 5000 2600 5000
 Wire Wire Line
-	3100 5250 3200 5250
-Text GLabel 1900 5150 0    50   Input ~ 0
+	2500 4700 2600 4700
+Text GLabel 1300 4600 0    50   Input ~ 0
 Tx5
-Text GLabel 1900 4000 0    50   Output ~ 0
+Text GLabel 1300 3450 0    50   Output ~ 0
 Rx5
 Wire Wire Line
-	1900 4000 2000 4000
+	1300 3450 1400 3450
 Wire Wire Line
-	1900 5150 2000 5150
-NoConn ~ 2000 4400
-NoConn ~ 2000 4300
-NoConn ~ 2000 4100
-NoConn ~ 2000 5250
-NoConn ~ 2000 5450
-NoConn ~ 2000 5550
-Text GLabel 1900 4500 0    50   Input ~ 0
+	1300 4600 1400 4600
+NoConn ~ 1400 3850
+NoConn ~ 1400 3750
+NoConn ~ 1400 3550
+NoConn ~ 1400 4700
+NoConn ~ 1400 4900
+NoConn ~ 1400 5000
+Text GLabel 1300 3950 0    50   Input ~ 0
 SE
 Wire Wire Line
-	1900 4500 2000 4500
-Text GLabel 1900 4200 0    50   Input ~ 0
+	1300 3950 1400 3950
+Text GLabel 1300 3650 0    50   Input ~ 0
 MTx
-Text GLabel 1900 5350 0    50   Output ~ 0
+Text GLabel 1300 4800 0    50   Output ~ 0
 MRx
 Wire Wire Line
-	1900 4200 2000 4200
+	1300 3650 1400 3650
 Wire Wire Line
-	1900 5350 2000 5350
+	1300 4800 1400 4800
 Wire Wire Line
-	3450 4000 3450 5150
+	2850 3450 2850 4600
 Wire Wire Line
-	3450 4000 3450 3900
+	2850 3450 2850 3350
 Wire Wire Line
-	3450 4000 3550 4000
+	2850 3450 2950 3450
 Wire Wire Line
-	3450 5150 3550 5150
-Connection ~ 3450 5150
+	2850 4600 2950 4600
+Connection ~ 2850 4600
 Wire Wire Line
-	3950 4000 3850 4000
+	3350 3450 3250 3450
 Wire Wire Line
-	3850 5150 3950 5150
-Connection ~ 3950 5150
+	3250 4600 3350 4600
+Connection ~ 3350 4600
 Wire Wire Line
-	3950 5150 3950 4000
+	3350 4600 3350 3450
 Wire Wire Line
-	3100 4400 3200 4400
-Text GLabel 7450 4000 0    50   Input ~ 0
+	2500 3850 2600 3850
+Text GLabel 900  2000 0    50   Input ~ 0
 VCC
 Connection ~ 1600 1000
 Wire Wire Line
@@ -547,38 +541,244 @@ F 3 "" H 1500 1150 50  0001 C CNN
 	1    0    0    -1  
 $EndComp
 Wire Wire Line
-	10150 4100 10250 4100
+	3600 2100 3700 2100
+Wire Wire Line
+	1050 5300 1050 5500
+Wire Wire Line
+	3600 2500 3600 2600
+Wire Wire Line
+	1200 2500 1200 2600
 $Comp
 L power:GND #PWR0104
 U 1 1 5E750D61
-P 3950 6100
-F 0 "#PWR0104" H 3950 5850 50  0001 C CNN
-F 1 "GND" H 3955 5927 50  0000 C CNN
-F 2 "" H 3950 6100 50  0001 C CNN
-F 3 "" H 3950 6100 50  0001 C CNN
-	1    3950 6100
+P 3350 5550
+F 0 "#PWR0104" H 3350 5300 50  0001 C CNN
+F 1 "GND" H 3355 5377 50  0000 C CNN
+F 2 "" H 3350 5550 50  0001 C CNN
+F 3 "" H 3350 5550 50  0001 C CNN
+	1    3350 5550
 	1    0    0    -1  
 $EndComp
 Wire Wire Line
-	1650 5850 1650 6050
+	3350 5450 3350 5550
 Wire Wire Line
-	3950 6000 3950 6100
-Wire Wire Line
-	3950 5150 3950 6000
-Connection ~ 3950 6000
+	3350 4600 3350 5450
+Connection ~ 3350 5450
 $Comp
 L power:PWR_FLAG #FLG0108
 U 1 1 5E750D67
-P 3950 6000
-F 0 "#FLG0108" H 3950 6075 50  0001 C CNN
-F 1 "PWR_FLAG" V 3950 6127 50  0000 L CNN
-F 2 "" H 3950 6000 50  0001 C CNN
-F 3 "~" H 3950 6000 50  0001 C CNN
-	1    3950 6000
+P 3350 5450
+F 0 "#FLG0108" H 3350 5525 50  0001 C CNN
+F 1 "PWR_FLAG" V 3350 5577 50  0000 L CNN
+F 2 "" H 3350 5450 50  0001 C CNN
+F 3 "~" H 3350 5450 50  0001 C CNN
+	1    3350 5450
 	0    -1   -1   0   
 $EndComp
+$Comp
+L power:GND #PWR?
+U 1 1 5E798EB4
+P 8150 5200
+AR Path="/5E9BB089/5E798EB4" Ref="#PWR?"  Part="1" 
+AR Path="/5E798EB4" Ref="#PWR0107"  Part="1" 
+F 0 "#PWR0107" H 8150 4950 50  0001 C CNN
+F 1 "GND" H 8155 5027 50  0000 C CNN
+F 2 "" H 8150 5200 50  0001 C CNN
+F 3 "" H 8150 5200 50  0001 C CNN
+	1    8150 5200
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	8150 3100 8150 3200
+Connection ~ 8150 3200
+Wire Wire Line
+	8150 3200 8150 3300
+$Comp
+L Device:C C?
+U 1 1 5E798EBD
+P 7900 3200
+AR Path="/5E9BB089/5E798EBD" Ref="C?"  Part="1" 
+AR Path="/5E798EBD" Ref="C5"  Part="1" 
+F 0 "C5" V 7648 3200 50  0000 C CNN
+F 1 "0.1u" V 7739 3200 50  0000 C CNN
+F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 7938 3050 50  0001 C CNN
+F 3 "~" H 7900 3200 50  0001 C CNN
+	1    7900 3200
+	0    1    1    0   
+$EndComp
+Wire Wire Line
+	8050 3200 8150 3200
+$Comp
+L power:GND #PWR?
+U 1 1 5E798EC4
+P 7650 3200
+AR Path="/5E9BB089/5E798EC4" Ref="#PWR?"  Part="1" 
+AR Path="/5E798EC4" Ref="#PWR0108"  Part="1" 
+F 0 "#PWR0108" H 7650 2950 50  0001 C CNN
+F 1 "GND" V 7655 3072 50  0000 R CNN
+F 2 "" H 7650 3200 50  0001 C CNN
+F 3 "" H 7650 3200 50  0001 C CNN
+	1    7650 3200
+	0    1    1    0   
+$EndComp
+Wire Wire Line
+	7650 3200 7750 3200
+Text GLabel 8850 4000 2    50   Input ~ 0
+SCL
+Text GLabel 8850 4200 2    50   Input ~ 0
+SDA
+$Comp
+L Motor:Fan_4pin M?
+U 1 1 5E798ECD
+P 10300 5800
+AR Path="/5E9BB089/5E798ECD" Ref="M?"  Part="1" 
+AR Path="/5E798ECD" Ref="M2"  Part="1" 
+F 0 "M2" H 10458 5896 50  0000 L CNN
+F 1 "Fan_4pin" H 10458 5805 50  0000 L CNN
+F 2 "Connector:FanPinHeader_1x04_P2.54mm_Vertical" H 10300 5810 50  0001 C CNN
+F 3 "http://www.formfactors.org/developer%5Cspecs%5Crev1_2_public.pdf" H 10300 5810 50  0001 C CNN
+	1    10300 5800
+	0    1    1    0   
+$EndComp
+$Comp
+L Motor:Fan_4pin M?
+U 1 1 5E798ED3
+P 9450 5800
+AR Path="/5E9BB089/5E798ED3" Ref="M?"  Part="1" 
+AR Path="/5E798ED3" Ref="M1"  Part="1" 
+F 0 "M1" H 9608 5896 50  0000 L CNN
+F 1 "Fan_4pin" H 9608 5805 50  0000 L CNN
+F 2 "Connector:FanPinHeader_1x04_P2.54mm_Vertical" H 9450 5810 50  0001 C CNN
+F 3 "http://www.formfactors.org/developer%5Cspecs%5Crev1_2_public.pdf" H 9450 5810 50  0001 C CNN
+	1    9450 5800
+	0    1    1    0   
+$EndComp
+Wire Wire Line
+	10700 5800 10700 5700
+Wire Wire Line
+	10600 5800 10700 5800
+Text GLabel 8150 3100 1    50   Input ~ 0
+VCC
+Text GLabel 10700 5700 1    50   Input ~ 0
+VCC
+Text GLabel 9850 5700 1    50   Input ~ 0
+VCC
+Wire Wire Line
+	9850 5700 9850 5800
+Wire Wire Line
+	9850 5800 9750 5800
+$Comp
+L power:GND #PWR?
+U 1 1 5E798EE0
+P 9150 5900
+AR Path="/5E9BB089/5E798EE0" Ref="#PWR?"  Part="1" 
+AR Path="/5E798EE0" Ref="#PWR0109"  Part="1" 
+F 0 "#PWR0109" H 9150 5650 50  0001 C CNN
+F 1 "GND" H 9155 5727 50  0000 C CNN
+F 2 "" H 9150 5900 50  0001 C CNN
+F 3 "" H 9150 5900 50  0001 C CNN
+	1    9150 5900
+	1    0    0    -1  
+$EndComp
+$Comp
+L power:GND #PWR?
+U 1 1 5E798EE6
+P 10000 5900
+AR Path="/5E9BB089/5E798EE6" Ref="#PWR?"  Part="1" 
+AR Path="/5E798EE6" Ref="#PWR0110"  Part="1" 
+F 0 "#PWR0110" H 10000 5650 50  0001 C CNN
+F 1 "GND" H 10005 5727 50  0000 C CNN
+F 2 "" H 10000 5900 50  0001 C CNN
+F 3 "" H 10000 5900 50  0001 C CNN
+	1    10000 5900
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	9150 5900 9150 5800
+Wire Wire Line
+	9150 5800 9250 5800
+Wire Wire Line
+	10100 5800 10000 5800
+Wire Wire Line
+	10000 5800 10000 5900
+$Comp
+L MCU_Microchip_ATtiny:ATtiny24-20SSU U?
+U 1 1 5E798EF0
+P 8150 4200
+AR Path="/5E9BB089/5E798EF0" Ref="U?"  Part="1" 
+AR Path="/5E798EF0" Ref="U2"  Part="1" 
+F 0 "U2" H 7621 4246 50  0000 R CNN
+F 1 "ATtiny24-20SSU" H 7621 4155 50  0000 R CNN
+F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 8150 4200 50  0001 C CIN
+F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/doc8006.pdf" H 8150 4200 50  0001 C CNN
+	1    8150 4200
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	8150 5100 8150 5200
+Text GLabel 8850 4800 2    50   Input ~ 0
+VCC
+Wire Wire Line
+	8750 4800 8850 4800
+Wire Wire Line
+	8750 4300 9350 4300
+Wire Wire Line
+	9350 4300 9350 5500
+Wire Wire Line
+	8750 4100 10200 4100
+Wire Wire Line
+	10200 4100 10200 5500
+Wire Wire Line
+	9550 5500 9550 3600
+Wire Wire Line
+	9550 3600 8750 3600
+Wire Wire Line
+	10400 5500 10400 3700
+Wire Wire Line
+	10400 3700 8750 3700
+Wire Wire Line
+	8750 4200 8850 4200
+Wire Wire Line
+	8850 4000 8750 4000
+NoConn ~ 8750 4700
+NoConn ~ 8750 4600
+NoConn ~ 8750 4500
+NoConn ~ 8750 3900
+NoConn ~ 8750 3800
+$Comp
+L Connector:Conn_01x04_Male J12
+U 1 1 5E7B4C10
+P 3700 1050
+F 0 "J12" H 3672 932 50  0000 R CNN
+F 1 "Ext" H 3672 1023 50  0000 R CNN
+F 2 "Connector_PinHeader_2.54mm:PinHeader_1x04_P2.54mm_Vertical" H 3700 1050 50  0001 C CNN
+F 3 "~" H 3700 1050 50  0001 C CNN
+	1    3700 1050
+	-1   0    0    1   
+$EndComp
+Text GLabel 3400 1150 0    50   Input ~ 0
+VCC
+Text GLabel 3400 1050 0    50   Input ~ 0
+SCL
+Text GLabel 3400 950  0    50   Input ~ 0
+SDA
+$Comp
+L power:GND #PWR0111
+U 1 1 5E7B7DB3
+P 3400 850
+F 0 "#PWR0111" H 3400 600 50  0001 C CNN
+F 1 "GND" V 3405 722 50  0000 R CNN
+F 2 "" H 3400 850 50  0001 C CNN
+F 3 "" H 3400 850 50  0001 C CNN
+	1    3400 850 
+	0    1    1    0   
+$EndComp
+Wire Wire Line
+	3400 1150 3500 1150
+Wire Wire Line
+	3400 850  3500 850 
 Wire Wire Line
-	10150 4500 10150 4600
+	3400 950  3500 950 
 Wire Wire Line
-	7750 4500 7750 4600
+	3400 1050 3500 1050
 $EndSCHEMATC