Added new sheet and voltage conversion

Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>

3 files changed, 639 insertions, 429 deletions

diff --git a/i2c-voltage-translator.sch b/i2c-voltage-translator.sch
new file mode 100644
index 0000000..1c7b3a2
--- /dev/null
+++ b/i2c-voltage-translator.sch
@@ -0,0 +1,145 @@
+EESchema Schematic File Version 2
+LIBS:power
+LIBS:device
+LIBS:transistors
+LIBS:conn
+LIBS:linear
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:valves
+LIBS:96boards
+LIBS:pmw-fan
+LIBS:Motor
+LIBS:mezza-cache
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 3 3
+Title ""
+Date ""
+Rev ""
+Comp ""
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+Comment4 ""
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diff --git a/mezza.sch b/mezza.sch
index 17fcfdb..0c5080b 100644
--- a/mezza.sch
+++ b/mezza.sch
@@ -36,7 +36,7 @@ EELAYER 25 0
 EELAYER END
 $Descr A4 11693 8268
 encoding utf-8
-Sheet 1 1
+Sheet 1 3
 Title "96Boards Mezzanine Project Template"
 Date "14 Aug 2015"
 Rev "A"
@@ -255,7 +255,9 @@ Wire Wire Line
 Wire Wire Line
 	4600 2800 4650 2800
 Wire Wire Line
-	4600 2900 4700 2900
+	4600 2900 4650 2900
+Wire Wire Line
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 Wire Wire Line
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 Wire Wire Line
@@ -495,7 +497,9 @@ Wire Wire Line
 Wire Wire Line
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 Wire Wire Line
-	2150 2900 2250 2900
+	2150 2900 2200 2900
+Wire Wire Line
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 Wire Wire Line
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 Wire Wire Line
@@ -540,430 +544,16 @@ Wire Notes Line
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 Wire Notes Line
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diff --git a/pwm.sch b/pwm.sch
new file mode 100644
index 0000000..85d46bd
--- /dev/null
+++ b/pwm.sch
@@ -0,0 +1,475 @@
+EESchema Schematic File Version 2
+LIBS:power
+LIBS:device
+LIBS:transistors
+LIBS:conn
+LIBS:linear
+LIBS:regul
+LIBS:74xx
+LIBS:cmos4000
+LIBS:adc-dac
+LIBS:memory
+LIBS:xilinx
+LIBS:microcontrollers
+LIBS:dsp
+LIBS:microchip
+LIBS:analog_switches
+LIBS:motorola
+LIBS:texas
+LIBS:intel
+LIBS:audio
+LIBS:interface
+LIBS:digital-audio
+LIBS:philips
+LIBS:display
+LIBS:cypress
+LIBS:siliconi
+LIBS:opto
+LIBS:atmel
+LIBS:contrib
+LIBS:valves
+LIBS:96boards
+LIBS:pmw-fan
+LIBS:Motor
+LIBS:mezza-cache
+EELAYER 25 0
+EELAYER END
+$Descr A4 11693 8268
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+	1    0    0    -1  
+$EndComp
+$Comp
+L C_Small Csense?
+U 1 1 59FF798E
+P 6900 3700
+F 0 "Csense?" V 6800 3550 50  0000 L CNN
+F 1 "0.1uF" V 7000 3600 50  0000 L CNN
+F 2 "" H 6900 3700 50  0001 C CNN
+F 3 "" H 6900 3700 50  0001 C CNN
+	1    6900 3700
+	0    1    1    0   
+$EndComp
+$Comp
+L C_Small Csense?
+U 1 1 59FF7995
+P 7450 4500
+F 0 "Csense?" V 7350 4350 50  0000 L CNN
+F 1 "0.1uF" V 7550 4400 50  0000 L CNN
+F 2 "" H 7450 4500 50  0001 C CNN
+F 3 "" H 7450 4500 50  0001 C CNN
+	1    7450 4500
+	0    1    1    0   
+$EndComp
+$Comp
+L C_Small CF?
+U 1 1 59FF799C
+P 4550 3800
+F 0 "CF?" H 4650 3750 50  0000 L CNN
+F 1 "1.0uF" H 4650 3850 50  0000 L CNN
+F 2 "" H 4550 3800 50  0001 C CNN
+F 3 "" H 4550 3800 50  0001 C CNN
+	1    4550 3800
+	-1   0    0    1   
+$EndComp
+$Comp
+L +5V #PWR?
+U 1 1 59FF79A3
+P 7900 1700
+F 0 "#PWR?" H 7900 1550 50  0001 C CNN
+F 1 "+5V" H 7900 1840 50  0000 C CNN
+F 2 "" H 7900 1700 50  0001 C CNN
+F 3 "" H 7900 1700 50  0001 C CNN
+	1    7900 1700
+	1    0    0    -1  
+$EndComp
+$Comp
+L +5V #PWR?
+U 1 1 59FF79A9
+P 7300 1700
+F 0 "#PWR?" H 7300 1550 50  0001 C CNN
+F 1 "+5V" H 7300 1840 50  0000 C CNN
+F 2 "" H 7300 1700 50  0001 C CNN
+F 3 "" H 7300 1700 50  0001 C CNN
+	1    7300 1700
+	1    0    0    -1  
+$EndComp
+$Comp
+L R_Small Riso?
+U 1 1 59FF79AF
+P 6900 2700
+F 0 "Riso?" V 6800 2600 50  0000 L CNN
+F 1 "715" V 7000 2650 50  0000 L CNN
+F 2 "" H 6900 2700 50  0001 C CNN
+F 3 "" H 6900 2700 50  0001 C CNN
+	1    6900 2700
+	0    1    1    0   
+$EndComp
+$Comp
+L R_Small Riso?
+U 1 1 59FF79B6
+P 6900 3300
+F 0 "Riso?" V 6800 3250 50  0000 L CNN
+F 1 "715" V 7000 3250 50  0000 L CNN
+F 2 "" H 6900 3300 50  0001 C CNN
+F 3 "" H 6900 3300 50  0001 C CNN
+	1    6900 3300
+	0    1    1    0   
+$EndComp
+$Comp
+L R_Small Rsclk
+U 1 1 59FF79BD
+P 4150 4400
+F 0 "Rsclk" H 4250 4500 50  0000 L CNN
+F 1 "20k" H 4250 4400 50  0000 L CNN
+F 2 "" H 4150 4400 50  0001 C CNN
+F 3 "" H 4150 4400 50  0001 C CNN
+	1    4150 4400
+	1    0    0    -1  
+$EndComp
+$Comp
+L R_Small Rsda
+U 1 1 59FF79C4
+P 4400 4800
+F 0 "Rsda" H 4150 4900 50  0000 L CNN
+F 1 "20k" H 4200 4800 50  0000 L CNN
+F 2 "" H 4400 4800 50  0001 C CNN
+F 3 "" H 4400 4800 50  0001 C CNN
+	1    4400 4800
+	1    0    0    -1  
+$EndComp
+$Comp
+L R_Small Rsense?
+U 1 1 59FF79CB
+P 7300 3950
+F 0 "Rsense?" H 7330 3970 50  0000 L CNN
+F 1 "?" H 7330 3910 50  0000 L CNN
+F 2 "" H 7300 3950 50  0001 C CNN
+F 3 "" H 7300 3950 50  0001 C CNN
+	1    7300 3950
+	1    0    0    -1  
+$EndComp
+$Comp
+L R_Small Rsense?
+U 1 1 59FF79D2
+P 7900 5150
+F 0 "Rsense?" H 7930 5170 50  0000 L CNN
+F 1 "?" H 7930 5110 50  0000 L CNN
+F 2 "" H 7900 5150 50  0001 C CNN
+F 3 "" H 7900 5150 50  0001 C CNN
+	1    7900 5150
+	1    0    0    -1  
+$EndComp
+$Comp
+L GND #PWR?
+U 1 1 59FF79D9
+P 7300 4050
+F 0 "#PWR?" H 7300 3800 50  0001 C CNN
+F 1 "GND" H 7300 3900 50  0000 C CNN
+F 2 "" H 7300 4050 50  0001 C CNN
+F 3 "" H 7300 4050 50  0001 C CNN
+	1    7300 4050
+	1    0    0    -1  
+$EndComp
+$Comp
+L GND #PWR?
+U 1 1 59FF79DF
+P 7900 5250
+F 0 "#PWR?" H 7900 5000 50  0001 C CNN
+F 1 "GND" H 7900 5100 50  0000 C CNN
+F 2 "" H 7900 5250 50  0001 C CNN
+F 3 "" H 7900 5250 50  0001 C CNN
+	1    7900 5250
+	1    0    0    -1  
+$EndComp
+$Comp
+L +5V #PWR?
+U 1 1 59FF79E5
+P 6800 4700
+F 0 "#PWR?" H 6800 4550 50  0001 C CNN
+F 1 "+5V" H 6800 4840 50  0000 C CNN
+F 2 "" H 6800 4700 50  0001 C CNN
+F 3 "" H 6800 4700 50  0001 C CNN
+	1    6800 4700
+	1    0    0    -1  
+$EndComp
+$Comp
+L R_Small R/fault?
+U 1 1 59FF79EB
+P 6800 4800
+F 0 "R/fault?" H 6450 4700 50  0000 L CNN
+F 1 "20k" H 6600 4800 50  0000 L CNN
+F 2 "" H 6800 4800 50  0001 C CNN
+F 3 "" H 6800 4800 50  0001 C CNN
+	1    6800 4800
+	-1   0    0    1   
+$EndComp
+$Comp
+L GND #PWR?
+U 1 1 59FF79F2
+P 4550 3900
+F 0 "#PWR?" H 4550 3650 50  0001 C CNN
+F 1 "GND" H 4550 3750 50  0000 C CNN
+F 2 "" H 4550 3900 50  0001 C CNN
+F 3 "" H 4550 3900 50  0001 C CNN
+	1    4550 3900
+	1    0    0    -1  
+$EndComp
+$Comp
+L TC654/TC655 U?
+U 1 1 59FF79F8
+P 5550 4100
+F 0 "U?" H 5850 4700 60  0000 C CNN
+F 1 "TC654/TC655" H 5550 4100 60  0000 C CNB
+F 2 "" H 5250 4150 60  0001 C CNN
+F 3 "" H 5250 4150 60  0001 C CNN
+	1    5550 4100
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	3950 4900 4550 4900
+Wire Wire Line
+	3950 4500 4550 4500
+Connection ~ 4150 4500
+Connection ~ 4400 4900
+Wire Wire Line
+	6550 4900 7250 4900
+Connection ~ 6800 4900
+Wire Wire Line
+	6550 4500 7350 4500
+Wire Wire Line
+	7900 3450 7900 5050
+Connection ~ 7900 4500
+Wire Wire Line
+	7550 4500 7900 4500
+Wire Wire Line
+	7300 2850 7300 3850
+Wire Wire Line
+	6550 3700 6800 3700
+Connection ~ 7300 3700
+Wire Wire Line
+	7000 3700 7300 3700
+Wire Wire Line
+	7000 3300 7600 3300
+Wire Wire Line
+	6550 3300 6800 3300
+Connection ~ 6650 3300
+Wire Wire Line
+	6650 3300 6650 2700
+Wire Wire Line
+	6650 2700 6800 2700
+$Comp
+L Fan Fan?
+U 1 1 59FF7A14
+P 7300 2000
+F 0 "Fan?" H 7400 2200 50  0000 L CNN
+F 1 "Fan1" H 7400 1900 50  0000 L TNN
+F 2 "" H 7300 2010 50  0001 C CNN
+F 3 "" H 7300 2010 50  0001 C CNN
+	1    7300 2000
+	1    0    0    -1  
+$EndComp
+$Comp
+L Fan Fan?
+U 1 1 59FF7A1B
+P 7900 2000
+F 0 "Fan?" H 8000 2200 50  0000 L CNN
+F 1 "Fan2" H 8000 1900 50  0000 L TNN
+F 2 "" H 7900 2010 50  0001 C CNN
+F 3 "" H 7900 2010 50  0001 C CNN
+	1    7900 2000
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	7300 2200 7300 2450
+Wire Wire Line
+	7900 2200 7900 3050
+$Comp
+L R_Small R?
+U 1 1 59FF7A24
+P 3550 3500
+F 0 "R?" H 3650 3550 50  0000 L CNN
+F 1 "14.7K" H 3650 3450 50  0000 L CNN
+F 2 "" H 3550 3500 50  0001 C CNN
+F 3 "" H 3550 3500 50  0001 C CNN
+	1    3550 3500
+	1    0    0    -1  
+$EndComp
+$Comp
+L R_Small R?
+U 1 1 59FF7A2B
+P 3550 3050
+F 0 "R?" H 3650 3100 50  0000 L CNN
+F 1 "34.8K" H 3650 3000 50  0000 L CNN
+F 2 "" H 3550 3050 50  0001 C CNN
+F 3 "" H 3550 3050 50  0001 C CNN
+	1    3550 3050
+	1    0    0    -1  
+$EndComp
+$Comp
+L C_Small C?
+U 1 1 59FF7A32
+P 5900 2550
+F 0 "C?" H 5700 2500 50  0000 L CNN
+F 1 "1uF" H 5650 2600 50  0000 L CNN
+F 2 "" H 5900 2550 50  0001 C CNN
+F 3 "" H 5900 2550 50  0001 C CNN
+	1    5900 2550
+	-1   0    0    1   
+$EndComp
+$Comp
+L C_Small C?
+U 1 1 59FF7A39
+P 4050 3500
+F 0 "C?" H 3850 3450 50  0000 L CNN
+F 1 "0.01uF" H 3700 3550 50  0000 L CNN
+F 2 "" H 4050 3500 50  0001 C CNN
+F 3 "" H 4050 3500 50  0001 C CNN
+	1    4050 3500
+	-1   0    0    1   
+$EndComp
+$Comp
+L GND #PWR?
+U 1 1 59FF7A40
+P 4050 3600
+F 0 "#PWR?" H 4050 3350 50  0001 C CNN
+F 1 "GND" H 4050 3450 50  0000 C CNN
+F 2 "" H 4050 3600 50  0001 C CNN
+F 3 "" H 4050 3600 50  0001 C CNN
+	1    4050 3600
+	1    0    0    -1  
+$EndComp
+$Comp
+L GND #PWR?
+U 1 1 59FF7A46
+P 3550 3600
+F 0 "#PWR?" H 3550 3350 50  0001 C CNN
+F 1 "GND" H 3550 3450 50  0000 C CNN
+F 2 "" H 3550 3600 50  0001 C CNN
+F 3 "" H 3550 3600 50  0001 C CNN
+	1    3550 3600
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	3550 3300 4550 3300
+Wire Wire Line
+	4050 2800 4050 3400
+Connection ~ 4050 3300
+Wire Wire Line
+	3550 3150 3550 3400
+Connection ~ 3550 3300
+Wire Wire Line
+	3550 2050 3550 2950
+$Comp
+L Thermistor NTC_Thermistor?
+U 1 1 59FF7A52
+P 4050 2600
+F 0 "NTC_Thermistor?" H 4400 2650 50  0000 C CNN
+F 1 "100k @ 25°C" H 4450 2500 50  0000 C BNN
+F 2 "" H 4050 2600 50  0001 C CNN
+F 3 "" H 4050 2600 50  0001 C CNN
+	1    4050 2600
+	1    0    0    -1  
+$EndComp
+$Comp
+L GND #PWR?
+U 1 1 59FF7A59
+P 5900 2650
+F 0 "#PWR?" H 5900 2400 50  0001 C CNN
+F 1 "GND" H 5900 2500 50  0000 C CNN
+F 2 "" H 5900 2650 50  0001 C CNN
+F 3 "" H 5900 2650 50  0001 C CNN
+	1    5900 2650
+	1    0    0    -1  
+$EndComp
+Connection ~ 3550 2150
+Wire Wire Line
+	3550 2150 5900 2150
+Wire Wire Line
+	5900 2150 5900 2450
+Connection ~ 4050 2150
+Wire Wire Line
+	4050 2150 4050 2400
+Connection ~ 5550 2150
+Wire Wire Line
+	5550 2150 5550 2900
+Text GLabel 7250 4900 2    60   Input ~ 0
+GPIO_L
+Text GLabel 3950 4500 0    60   Input ~ 0
+I2C_SCLK_5V
+Text GLabel 3950 4900 0    60   BiDi ~ 0
+I2C_SDA_5V
+$EndSCHEMATC