added powerpath schematic

git-svn-id: https://svn.spreadspace.org/mur.sat@273 7de4ea59-55d0-425e-a1af-a3118ea81d4c

4 files changed, 675 insertions, 415 deletions

diff --git a/hardware/ihu-ttx-test/ihu-ttx-test.sch b/hardware/ihu-ttx-test/ihu-ttx-test.sch
index 8ba9ee3..36fa4c8 100644
--- a/hardware/ihu-ttx-test/ihu-ttx-test.sch
+++ b/hardware/ihu-ttx-test/ihu-ttx-test.sch
@@ -1,4 +1,4 @@
-EESchema Schematic File Version 2  date Son 04 Mär 2012 19:21:11 CET
+EESchema Schematic File Version 2  date Son 04 Mär 2012 22:12:08 CET
 LIBS:mur-sat
 LIBS:power
 LIBS:device
@@ -33,7 +33,7 @@ LIBS:ihu-ttx-test-cache
 EELAYER 24  0
 EELAYER END
 $Descr A4 11700 8267
-Sheet 1 3
+Sheet 1 4
 Title "IHU, TTX, RTC"
 Date "4 mar 2012"
 Rev "2"
@@ -43,538 +43,584 @@ Comment2 ""
 Comment3 ""
 Comment4 ""
 $EndDescr
+Text Notes 8650 5850 0    150  ~ 30
+RTC
+Text Notes 6750 2700 0    150  ~ 30
+IHU
+Connection ~ 7250 5700
 Wire Wire Line
-	5150 7050 5050 7050
+	7250 5750 7250 5600
 Wire Wire Line
-	5050 7050 5050 7000
+	7600 5150 7600 5900
 Wire Wire Line
-	5050 7000 5000 7000
+	2250 3900 1750 3900
 Wire Wire Line
-	6300 5700 6300 5750
-Connection ~ 2100 4950
+	2250 5650 1950 5650
 Wire Wire Line
-	2250 4100 2100 4100
+	1950 5650 1950 4200
 Wire Wire Line
-	2100 4100 2100 5750
+	1950 4200 2250 4200
 Wire Wire Line
-	3650 5300 3650 5350
+	2250 3550 2100 3550
 Wire Wire Line
-	4200 5100 4200 5450
+	2100 3550 2100 2900
 Wire Wire Line
-	2750 5450 2750 5400
-Connection ~ 5100 5750
+	2100 2900 2250 2900
+Connection ~ 2100 5150
 Wire Wire Line
-	2300 6200 2300 6300
+	2250 5500 2100 5500
 Wire Wire Line
-	3300 6200 3400 6200
+	2100 5150 2550 5150
 Wire Wire Line
-	3150 7600 3150 7550
+	8650 5150 6200 5150
+Connection ~ 10450 5900
 Wire Wire Line
-	3150 7050 3150 7000
+	9750 5900 10450 5900
 Wire Wire Line
-	3150 7000 3400 7000
-Connection ~ 5100 6000
+	10450 5350 10450 5150
 Wire Wire Line
-	5100 6000 5100 6100
+	10550 5150 9050 5150
+Connection ~ 7600 5150
 Wire Wire Line
-	5100 6100 5000 6100
-Connection ~ 5700 5750
-Connection ~ 5900 6300
+	8000 5800 8050 5800
 Wire Wire Line
-	6050 6200 6050 6300
+	8000 5600 8050 5600
 Wire Wire Line
-	6050 6300 5700 6300
+	9800 5800 9750 5800
 Wire Wire Line
-	5700 6350 5700 6250
+	3300 5150 3300 4200
+Connection ~ 7250 5150
 Wire Wire Line
-	5700 6850 5350 6850
+	3300 4200 3450 4200
+Connection ~ 3500 5150
 Wire Wire Line
-	5350 6850 5350 6600
+	3300 4350 3450 4350
 Wire Wire Line
-	5350 6600 5000 6600
+	4700 4450 4600 4450
 Wire Wire Line
-	5150 7550 5150 7500
-Connection ~ 5150 6600
+	4600 4450 4600 4350
 Wire Wire Line
-	1450 3400 2250 3400
+	4600 4350 4550 4350
 Wire Wire Line
-	1450 3600 2250 3600
+	6300 5150 6300 4200
 Wire Wire Line
-	4750 2200 6050 2200
+	6300 4200 5600 4200
+Connection ~ 4850 4200
 Wire Wire Line
-	4750 2600 6050 2600
+	5200 4200 4550 4200
 Wire Wire Line
-	4750 2400 6050 2400
+	4050 4850 4050 4800
 Wire Wire Line
-	10100 3400 9350 3400
+	3850 5650 3850 5700
+Connection ~ 3850 5150
 Wire Wire Line
-	10100 3200 7750 3200
+	3500 5150 3500 5200
 Wire Wire Line
-	7750 3100 10100 3100
+	4600 5400 4000 5400
 Wire Wire Line
-	6050 3200 4750 3200
+	4600 5750 4050 5750
+Connection ~ 4500 6400
 Wire Wire Line
-	5350 1250 5350 1650
+	4500 6400 4500 6700
 Wire Wire Line
-	5350 1650 5650 1650
+	5400 6650 5400 6700
 Wire Wire Line
-	6050 1700 6050 1250
+	6750 5400 6200 5400
 Wire Wire Line
-	5250 1350 5250 1250
-Connection ~ 10450 5750
+	7250 5150 7250 5200
+Connection ~ 6900 5700
 Wire Wire Line
-	9500 5750 10450 5750
+	6200 5850 6650 5850
 Wire Wire Line
-	10050 1800 10050 1750
-Connection ~ 10450 5000
+	6650 5850 6650 6000
 Wire Wire Line
-	9500 5550 9650 5550
+	6650 6000 6750 6000
 Wire Wire Line
-	9650 5550 9650 5000
+	4100 5600 4050 5600
 Wire Wire Line
-	7650 5000 8400 5000
+	4050 5600 4050 5750
+Connection ~ 6350 6450
 Wire Wire Line
-	9500 2200 10050 2200
+	6350 6500 6350 6400
 Wire Wire Line
-	9500 2000 10050 2000
-Connection ~ 4450 2300
+	1450 5950 2250 5950
 Wire Wire Line
-	4450 2300 4450 2200
+	1450 6150 2250 6150
 Wire Wire Line
-	3950 2400 3950 2450
+	2250 6350 1450 6350
 Wire Wire Line
-	3950 1850 3950 1900
+	1450 5850 2250 5850
 Wire Wire Line
-	3950 1750 4150 1750
+	2250 1650 1450 1650
 Wire Wire Line
-	4750 2100 6050 2100
+	1450 1750 2250 1750
 Wire Wire Line
-	6050 1900 4750 1900
-Connection ~ 4200 3500
+	3950 2300 6050 2300
 Wire Wire Line
-	6050 3000 4600 3000
+	4750 2700 6050 2700
 Wire Wire Line
-	4600 3000 4600 3500
+	4750 2500 6050 2500
 Wire Wire Line
-	4600 3500 4050 3500
-Connection ~ 4200 2900
+	2250 2550 1450 2550
 Wire Wire Line
-	6050 2900 4050 2900
+	1450 2450 2250 2450
 Wire Wire Line
-	7400 1300 7500 1300
-Connection ~ 6950 1300
+	2250 2350 1450 2350
 Wire Wire Line
-	6950 1400 6950 1300
+	1450 2250 2250 2250
 Wire Wire Line
-	6950 3900 6950 3950
+	2250 2150 1450 2150
 Wire Wire Line
-	7800 5450 7050 5450
+	1450 2050 2250 2050
 Wire Wire Line
-	7800 5650 7050 5650
+	2250 1950 1450 1950
 Wire Wire Line
-	7750 3500 8500 3500
+	1450 1850 2250 1850
 Wire Wire Line
-	7750 3000 8500 3000
+	9350 3300 10100 3300
 Wire Wire Line
-	7750 2800 8500 2800
+	4750 3100 6050 3100
 Wire Wire Line
-	8500 2400 7750 2400
+	5650 1550 5450 1550
 Wire Wire Line
-	7750 2200 8500 2200
+	5450 1550 5450 1250
 Wire Wire Line
-	7750 2000 8500 2000
+	5650 1250 6050 1250
 Wire Wire Line
-	7750 1800 8500 1800
+	5550 1350 5550 1250
 Wire Wire Line
-	4750 3300 6050 3300
+	1450 1550 1450 1500
 Wire Wire Line
-	6050 3500 4750 3500
+	1450 2650 1450 2700
 Wire Wire Line
-	10100 3000 10100 2900
+	10050 2400 10050 2450
 Wire Wire Line
-	7800 5750 7650 5750
+	10050 2300 9500 2300
 Wire Wire Line
-	10100 3500 10100 3600
+	10050 2100 9500 2100
 Wire Wire Line
-	4750 3600 6050 3600
+	10050 1900 9500 1900
+Connection ~ 4150 2300
 Wire Wire Line
-	6050 3400 4750 3400
+	4150 2300 4150 1750
 Wire Wire Line
-	8500 1900 7750 1900
+	3950 2150 3950 2200
 Wire Wire Line
-	7750 2100 8500 2100
+	4450 1700 4450 1650
 Wire Wire Line
-	8500 2300 7750 2300
+	3950 1600 3950 1650
 Wire Wire Line
-	8500 2500 7750 2500
+	3950 1650 4450 1650
 Wire Wire Line
-	8500 2700 7750 2700
+	6050 2000 4750 2000
 Wire Wire Line
-	8500 2900 7750 2900
+	3650 3500 3550 3500
 Wire Wire Line
-	8500 3300 7750 3300
+	3650 2900 3550 2900
 Wire Wire Line
-	8500 3400 7750 3400
+	6850 1200 6850 1400
+Connection ~ 6850 1300
+Wire Wire Line
+	6850 1300 7000 1300
+Wire Wire Line
+	6850 3900 6850 3950
 Wire Wire Line
 	7750 3600 8500 3600
 Wire Wire Line
-	7050 5550 7800 5550
+	8500 3400 7750 3400
 Wire Wire Line
-	9500 5450 9800 5450
+	8500 3300 7750 3300
 Wire Wire Line
-	6850 3900 6850 3950
+	8500 2900 7750 2900
 Wire Wire Line
-	6850 1300 7000 1300
-Connection ~ 6850 1300
+	8500 2700 7750 2700
 Wire Wire Line
-	6850 1200 6850 1400
+	8500 2500 7750 2500
 Wire Wire Line
-	3650 2900 3550 2900
+	8500 2300 7750 2300
 Wire Wire Line
-	3650 3500 3550 3500
+	7750 2100 8500 2100
 Wire Wire Line
-	6050 2000 4750 2000
+	8500 1900 7750 1900
 Wire Wire Line
-	3950 1650 4450 1650
+	6050 3400 4750 3400
 Wire Wire Line
-	3950 1650 3950 1600
+	4750 3600 6050 3600
 Wire Wire Line
-	4450 1650 4450 1700
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 Wire Wire Line
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 Wire Wire Line
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-Connection ~ 4150 2300
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 Wire Wire Line
-	10050 1900 9500 1900
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 Wire Wire Line
-	10050 2100 9500 2100
+	7750 1800 8500 1800
 Wire Wire Line
-	10050 2300 9500 2300
+	7750 2000 8500 2000
 Wire Wire Line
-	10050 2400 10050 2450
+	7750 2200 8500 2200
 Wire Wire Line
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-Connection ~ 7650 5000
+	8500 2400 7750 2400
 Wire Wire Line
-	10450 5000 10450 5200
+	7750 2800 8500 2800
 Wire Wire Line
-	10550 5000 8800 5000
-Connection ~ 9650 5000
+	7750 3000 8500 3000
 Wire Wire Line
-	10450 5800 10450 5600
+	7750 3500 8500 3500
 Wire Wire Line
-	1450 2650 1450 2700
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 Wire Wire Line
-	1450 1550 1450 1500
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 Wire Wire Line
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 Wire Wire Line
-	6050 1250 5650 1250
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 Wire Wire Line
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 Wire Wire Line
-	5450 1550 5650 1550
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 Wire Wire Line
-	4750 3100 6050 3100
+	4600 3000 6050 3000
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 Wire Wire Line
-	9350 3300 10100 3300
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 Wire Wire Line
-	9800 5650 9500 5650
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 Wire Wire Line
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 Wire Wire Line
-	2250 1950 1450 1950
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 Wire Wire Line
-	1450 2050 2250 2050
+	3950 2400 3950 2450
 Wire Wire Line
-	2250 2150 1450 2150
+	4450 2300 4450 2200
+Connection ~ 4450 2300
 Wire Wire Line
-	1450 2250 2250 2250
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 Wire Wire Line
-	2250 2350 1450 2350
+	9500 2200 10050 2200
 Wire Wire Line
-	1450 2450 2250 2450
+	10050 1800 10050 1750
 Wire Wire Line
-	2250 2550 1450 2550
+	5250 1350 5250 1250
 Wire Wire Line
-	4750 2500 6050 2500
+	6050 1250 6050 1700
 Wire Wire Line
-	4750 2700 6050 2700
+	5650 1650 5350 1650
 Wire Wire Line
-	3950 2300 6050 2300
+	5350 1650 5350 1250
 Wire Wire Line
-	1450 1750 2250 1750
+	6050 3200 4750 3200
 Wire Wire Line
-	2250 1650 1450 1650
+	7750 3100 10100 3100
+Wire Wire Line
+	10100 3200 7750 3200
+Wire Wire Line
+	10100 3400 9350 3400
 Wire Wire Line
-	1450 3200 2250 3200
+	4750 2400 6050 2400
+Wire Wire Line
+	4750 2600 6050 2600
+Wire Wire Line
+	4750 2200 6050 2200
 Wire Wire Line
-	2250 3700 1450 3700
+	1450 6250 2250 6250
 Wire Wire Line
-	1450 3500 2250 3500
+	1450 6050 2250 6050
+Connection ~ 6350 6000
 Wire Wire Line
-	1450 3300 2250 3300
+	6350 6950 6350 6900
 Wire Wire Line
-	5150 7100 5150 7000
-Connection ~ 5150 7050
+	6200 6000 6550 6000
 Wire Wire Line
-	2850 6200 2850 6350
+	6550 6000 6550 6250
 Wire Wire Line
-	2850 6200 2900 6200
+	6550 6250 6900 6250
 Wire Wire Line
-	5550 6600 5450 6600
+	6900 5750 6900 5650
 Wire Wire Line
-	5450 6600 5450 6450
+	7250 5700 6900 5700
+Connection ~ 6900 5150
 Wire Wire Line
-	5450 6450 5000 6450
+	6200 5500 6300 5500
 Wire Wire Line
-	5900 6300 5900 6350
-Connection ~ 5700 6300
+	6300 5500 6300 5400
+Connection ~ 6300 5400
 Wire Wire Line
-	6050 5750 6050 5800
+	4600 6400 4350 6400
 Wire Wire Line
-	5550 6000 5000 6000
+	4350 6400 4350 6450
 Wire Wire Line
-	4200 7250 4200 7300
+	4350 7000 4350 6950
 Wire Wire Line
-	3300 7000 3300 7300
-Connection ~ 3300 7000
+	4500 5600 4600 5600
 Wire Wire Line
-	2850 6350 3400 6350
+	3500 5600 3500 5700
+Connection ~ 6300 5150
 Wire Wire Line
-	3400 6000 2800 6000
+	3950 4850 3950 4800
 Wire Wire Line
-	2300 5750 2300 5800
-Connection ~ 2650 5750
+	5400 4500 5400 4850
 Wire Wire Line
-	2650 6250 2650 6300
+	4850 4700 4850 4750
+Connection ~ 3300 4350
 Wire Wire Line
-	2850 5450 2850 5400
+	6200 6400 6250 6400
 Wire Wire Line
-	4000 4800 3350 4800
-Connection ~ 3650 4800
+	6250 6400 6250 6450
 Wire Wire Line
-	4400 4800 5100 4800
+	6250 6450 6350 6450
 Wire Wire Line
-	5100 4800 5100 5750
+	9800 5600 9750 5600
 Wire Wire Line
-	3350 4950 3400 4950
+	9750 5700 10200 5700
 Wire Wire Line
-	3400 4950 3400 5050
+	10200 5700 10200 5150
+Connection ~ 10200 5150
 Wire Wire Line
-	3400 5050 3500 5050
+	8000 5700 8050 5700
 Wire Wire Line
-	2100 4950 2250 4950
+	7600 5900 8050 5900
+Connection ~ 10450 5150
 Wire Wire Line
-	2100 5750 3400 5750
-Connection ~ 2300 5750
+	10450 5750 10450 5950
 Wire Wire Line
-	2100 4800 2250 4800
-Connection ~ 2100 4800
+	2750 5150 4600 5150
+Connection ~ 3300 5150
 Wire Wire Line
-	6300 5750 5000 5750
-Connection ~ 6050 5750
+	2250 2800 1950 2800
+Wire Wire Line
+	2100 5500 2100 4350
+Wire Wire Line
+	2100 4350 2250 4350
+Wire Wire Line
+	2250 3700 1950 3700
+Wire Wire Line
+	1950 3700 1950 2800
+Wire Wire Line
+	1750 4000 2250 4000
+Wire Wire Line
+	7450 5150 7450 5050
+Connection ~ 7450 5150
+Text Label 1750 4000 2    60   ~ 0
+BATT1_EN
+Text Label 1750 3900 2    60   ~ 0
+BATT0_EN
 $Comp
-L VCC #PWR?
-U 1 1 4F53B258
-P 6300 5700
-F 0 "#PWR?" H 6300 5800 30  0001 C CNN
-F 1 "VCC" H 6300 5800 30  0000 C CNN
-	1    6300 5700
-	1    0    0    -1  
+L CONN_2 P?
+U 1 1 4F53D5BE
+P 2650 4800
+F 0 "P?" V 2600 4800 40  0000 C CNN
+F 1 "CBF" V 2700 4800 40  0000 C CNN
+	1    2650 4800
+	0    -1   -1   0   
 $EndComp
+$Sheet
+S 2250 3450 750  1000
+U 4F53D395
+F0 "Power Path" 60
+F1 "powerpath.sch" 60
+F2 "PWR_RAIL" I L 2250 4200 60 
+F3 "VITAL_PWR" I L 2250 4350 60 
+F4 "CHARGE1" I L 2250 3700 60 
+F5 "CHARGE0" I L 2250 3550 60 
+F6 "BATT1_EN" I L 2250 3900 60 
+F7 "BATT0_EN" I L 2250 4000 60 
+$EndSheet
 $Comp
 L LT3014 U1
 U 1 1 4F4A6016
-P 2800 4950
-F 0 "U1" H 2800 4950 60  0000 C CNN
-F 1 "LT3014" H 2800 5050 60  0000 C CNN
-	1    2800 4950
+P 4000 4350
+F 0 "U1" H 4000 4350 60  0000 C CNN
+F 1 "LT3014" H 4000 4450 60  0000 C CNN
+	1    4000 4350
 	1    0    0    -1  
 $EndComp
-NoConn ~ 2250 5150
-NoConn ~ 2250 5050
-NoConn ~ 3400 6500
-NoConn ~ 3350 5150
+NoConn ~ 3450 4550
+NoConn ~ 3450 4450
+NoConn ~ 4600 5900
+NoConn ~ 4550 4550
 $Comp
 L GND #PWR?
 U 1 1 4F53B1C6
-P 3650 5350
-F 0 "#PWR?" H 3650 5350 30  0001 C CNN
-F 1 "GND" H 3650 5280 30  0001 C CNN
-	1    3650 5350
+P 4850 4750
+F 0 "#PWR?" H 4850 4750 30  0001 C CNN
+F 1 "GND" H 4850 4680 30  0001 C CNN
+	1    4850 4750
 	1    0    0    -1  
 $EndComp
 $Comp
 L MOS_P Q?
 U 1 1 4F53AE30
-P 4200 4900
-F 0 "Q?" H 4200 5090 60  0000 R CNN
-F 1 "MOS_P" H 4200 4720 60  0000 R CNN
-	1    4200 4900
+P 5400 4300
+F 0 "Q?" H 5400 4490 60  0000 R CNN
+F 1 "????" H 5400 4120 60  0000 R CNN
+	1    5400 4300
 	0    -1   -1   0   
 $EndComp
 $Comp
 L POT RV?
 U 1 1 4F53B197
-P 3650 5050
-F 0 "RV?" H 3650 4950 50  0000 C CNN
-F 1 "POT" H 3650 5050 50  0000 C CNN
-	1    3650 5050
+P 4850 4450
+F 0 "RV?" H 4850 4350 50  0000 C CNN
+F 1 "1M0" H 4850 4450 50  0000 C CNN
+	1    4850 4450
 	0    -1   -1   0   
 $EndComp
 $Comp
 L GND #PWR?
 U 1 1 4F53B187
-P 2850 5450
-F 0 "#PWR?" H 2850 5450 30  0001 C CNN
-F 1 "GND" H 2850 5380 30  0001 C CNN
-	1    2850 5450
+P 4050 4850
+F 0 "#PWR?" H 4050 4850 30  0001 C CNN
+F 1 "GND" H 4050 4780 30  0001 C CNN
+	1    4050 4850
 	1    0    0    -1  
 $EndComp
 $Comp
 L GND #PWR?
 U 1 1 4F53B183
-P 2750 5450
-F 0 "#PWR?" H 2750 5450 30  0001 C CNN
-F 1 "GND" H 2750 5380 30  0001 C CNN
-	1    2750 5450
+P 3950 4850
+F 0 "#PWR?" H 3950 4850 30  0001 C CNN
+F 1 "GND" H 3950 4780 30  0001 C CNN
+	1    3950 4850
 	1    0    0    -1  
 $EndComp
 $Comp
 L GND #PWR?
 U 1 1 4F53B136
-P 2300 6300
-F 0 "#PWR?" H 2300 6300 30  0001 C CNN
-F 1 "GND" H 2300 6230 30  0001 C CNN
-	1    2300 6300
+P 3500 5700
+F 0 "#PWR?" H 3500 5700 30  0001 C CNN
+F 1 "GND" H 3500 5630 30  0001 C CNN
+	1    3500 5700
 	1    0    0    -1  
 $EndComp
 $Comp
 L GND #PWR?
 U 1 1 4F53B132
-P 2650 6300
-F 0 "#PWR?" H 2650 6300 30  0001 C CNN
-F 1 "GND" H 2650 6230 30  0001 C CNN
-	1    2650 6300
+P 3850 5700
+F 0 "#PWR?" H 3850 5700 30  0001 C CNN
+F 1 "GND" H 3850 5630 30  0001 C CNN
+	1    3850 5700
 	1    0    0    -1  
 $EndComp
 $Comp
 L C C?
 U 1 1 4F53B11F
-P 2300 6000
-F 0 "C?" H 2350 6100 50  0000 L CNN
-F 1 "C" H 2350 5900 50  0000 L CNN
-	1    2300 6000
+P 3500 5400
+F 0 "C?" H 3550 5500 50  0000 L CNN
+F 1 "2.2µF" V 3350 5350 50  0000 L CNN
+	1    3500 5400
 	1    0    0    -1  
 $EndComp
 $Comp
 L GND #PWR?
 U 1 1 4F53B109
-P 3150 7600
-F 0 "#PWR?" H 3150 7600 30  0001 C CNN
-F 1 "GND" H 3150 7530 30  0001 C CNN
-	1    3150 7600
+P 4350 7000
+F 0 "#PWR?" H 4350 7000 30  0001 C CNN
+F 1 "GND" H 4350 6930 30  0001 C CNN
+	1    4350 7000
 	1    0    0    -1  
 $EndComp
 $Comp
 L GND #PWR?
 U 1 1 4F53AF07
-P 4200 7300
-F 0 "#PWR?" H 4200 7300 30  0001 C CNN
-F 1 "GND" H 4200 7230 30  0001 C CNN
-	1    4200 7300
+P 5400 6700
+F 0 "#PWR?" H 5400 6700 30  0001 C CNN
+F 1 "GND" H 5400 6630 30  0001 C CNN
+	1    5400 6700
 	1    0    0    -1  
 $EndComp
 $Comp
 L GND #PWR?
 U 1 1 4F53AEE9
-P 5150 7550
-F 0 "#PWR?" H 5150 7550 30  0001 C CNN
-F 1 "GND" H 5150 7480 30  0001 C CNN
-	1    5150 7550
+P 6350 6950
+F 0 "#PWR?" H 6350 6950 30  0001 C CNN
+F 1 "GND" H 6350 6880 30  0001 C CNN
+	1    6350 6950
 	1    0    0    -1  
 $EndComp
 $Comp
 L GND #PWR?
 U 1 1 4F53AEAF
-P 5900 6350
-F 0 "#PWR?" H 5900 6350 30  0001 C CNN
-F 1 "GND" H 5900 6280 30  0001 C CNN
-	1    5900 6350
+P 7250 5750
+F 0 "#PWR?" H 7250 5750 30  0001 C CNN
+F 1 "GND" H 7250 5680 30  0001 C CNN
+	1    7250 5750
 	1    0    0    -1  
 $EndComp
 $Comp
 L POT RV?
 U 1 1 4F53AE5B
-P 5700 6600
-F 0 "RV?" H 5700 6500 50  0000 C CNN
-F 1 "POT" H 5700 6600 50  0000 C CNN
-	1    5700 6600
+P 6900 6000
+F 0 "RV?" H 6900 5900 50  0000 C CNN
+F 1 "1M0" H 6900 6000 50  0000 C CNN
+	1    6900 6000
 	0    -1   -1   0   
 $EndComp
 $Comp
 L CP1 C?
 U 1 1 4F53ADD6
-P 6050 6000
-F 0 "C?" H 6100 6100 50  0000 L CNN
-F 1 "CP1" H 6100 5900 50  0000 L CNN
-	1    6050 6000
+P 7250 5400
+F 0 "C?" H 7300 5500 50  0000 L CNN
+F 1 "47µF" H 7300 5300 50  0000 L CNN
+	1    7250 5400
 	1    0    0    -1  
 $EndComp
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diff --git a/hardware/ihu-ttx-test/solar-input.sch b/hardware/ihu-ttx-test/solar-input.sch
index cbe57c3..31ef42d 100644
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diff --git a/hardware/ihu-ttx-test/ttxcrx.sch b/hardware/ihu-ttx-test/ttxcrx.sch
index 1f60db1..4b8a098 100644
--- a/hardware/ihu-ttx-test/ttxcrx.sch
+++ b/hardware/ihu-ttx-test/ttxcrx.sch
@@ -1,4 +1,4 @@
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 LIBS:power
 LIBS:device
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-F 1 "RDA1846" H 3500 4900 60  0000 C CNN
+F 0 "U14" H 3500 5200 60  0000 C CNN
+F 1 "RDA1846" H 3500 5100 60  0000 C CNN
 	1    3500 4950
 	1    0    0    -1  
 $EndComp
@@ -1315,10 +1319,10 @@ $EndComp
 $Comp
 L GND #PWR88
 U 1 1 4F4D8F79
-P 4600 1250
-F 0 "#PWR88" H 4600 1250 30  0001 C CNN
-F 1 "GND" H 4600 1180 30  0001 C CNN
-	1    4600 1250
+P 5000 1000
+F 0 "#PWR88" H 5000 1000 30  0001 C CNN
+F 1 "GND" H 5000 930 30  0001 C CNN
+	1    5000 1000
 	-1   0    0    1   
 $EndComp
 Text Label 4750 3000 0    60   ~ 0
@@ -1787,8 +1791,8 @@ $Comp
 L PIC16F1847SO U15
 U 1 1 4F4AC6E1
 P 4800 1750
-F 0 "U15" H 4800 1800 60  0000 C CNN
-F 1 "PIC16F1847SO" H 4800 1700 60  0000 C CNN
+F 0 "U15" H 4800 1500 60  0000 C CNN
+F 1 "PIC16F1847SO" H 5050 1250 60  0000 C CNN
 	1    4800 1750
 	1    0    0    -1  
 $EndComp