Added 74LVC244 buffers for SPI and I2C protection

parent 107ed32f
......@@ -37,6 +37,7 @@ LIBS:RPi_Hat-cache
LIBS:HD15_B
LIBS:is61c1024al
LIBS:tinkerforge
LIBS:74lvc244
LIBS:Rasky_v1-cache
EELAYER 25 0
EELAYER END
......
......@@ -37,6 +37,7 @@ LIBS:RPi_Hat-cache
LIBS:HD15_B
LIBS:is61c1024al
LIBS:tinkerforge
LIBS:74lvc244
LIBS:Rasky_v1-cache
EELAYER 25 0
EELAYER END
......
......@@ -37,6 +37,7 @@ LIBS:RPi_Hat-cache
LIBS:HD15_B
LIBS:is61c1024al
LIBS:tinkerforge
LIBS:74lvc244
LIBS:Rasky_v1-cache
EELAYER 25 0
EELAYER END
......
......@@ -32,6 +32,38 @@ X +5V 1 0 0 0 U 50 50 1 1 W N
ENDDRAW
ENDDEF
#
# 74LVC244
#
DEF 74LVC244 U 0 40 Y Y 1 F N
F0 "U" -150 550 60 H V C CNN
F1 "74LVC244" 0 -550 60 H V C CNN
F2 "" 0 0 60 H V C CNN
F3 "" 0 0 60 H V C CNN
DRAW
S -200 500 200 -500 0 1 0 N
X OE1 1 -350 450 150 R 50 50 1 1 P
X 1A0 2 -350 350 150 R 50 50 1 1 P
X 2Y3 3 350 -350 150 L 50 50 1 1 P
X 1A1 4 -350 250 150 R 50 50 1 1 P
X 2Y2 5 350 -250 150 L 50 50 1 1 P
X 1A2 6 -350 150 150 R 50 50 1 1 P
X 2Y1 7 350 -150 150 L 50 50 1 1 P
X 1A3 8 -350 50 150 R 50 50 1 1 P
X 2Y0 9 350 -50 150 L 50 50 1 1 P
X GND 10 350 -450 150 L 50 50 1 1 P
X VCC 20 350 450 150 L 50 50 1 1 P
X 2A0 11 -350 -50 150 R 50 50 1 1 P
X 1Y3 12 350 50 150 L 50 50 1 1 P
X 2A1 13 -350 -150 150 R 50 50 1 1 P
X 1Y2 14 350 150 150 L 50 50 1 1 P
X 2A2 15 -350 -250 150 R 50 50 1 1 P
X 1Y1 16 350 250 150 L 50 50 1 1 P
X 2A3 17 -350 -350 150 R 50 50 1 1 P
X 1Y0 18 350 350 150 L 50 50 1 1 P
X OE2 19 -350 -450 150 R 50 50 1 1 P
ENDDRAW
ENDDEF
#
# ATmega32U4
#
DEF ATmega32U4 U 0 40 Y Y 1 F N
......
update=Sat 29 Aug 2015 02:53:38 AM CEST
update=Mon 31 Aug 2015 03:25:24 PM CEST
version=1
last_client=kicad
[cvpcb]
......@@ -97,3 +97,4 @@ LibName35=/home/nextime/kicad/libs/RPi_Hat_Template/RPi_Hat-cache
LibName36=/home/nextime/kicad/libs/oshec/HD15_B
LibName37=/home/nextime/kicad/libs/oshec/is61c1024al
LibName38=/home/nextime/kicad/libs/thinkerforce/tinkerforge
LibName39=74lvc244
......@@ -37,6 +37,7 @@ LIBS:RPi_Hat-cache
LIBS:HD15_B
LIBS:is61c1024al
LIBS:tinkerforge
LIBS:74lvc244
LIBS:Rasky_v1-cache
EELAYER 25 0
EELAYER END
......@@ -218,4 +219,86 @@ U 55E06846
F0 "SRAM" 60
F1 "SRAM.sch" 60
$EndSheet
$Comp
L 74LVC244 U?
U 1 1 55E460B2
P 9500 1500
F 0 "U?" H 9350 2050 60 0000 C CNN
F 1 "74LVC244" H 9500 950 60 0000 C CNN
F 2 "" H 9500 1500 60 0000 C CNN
F 3 "" H 9500 1500 60 0000 C CNN
1 9500 1500
1 0 0 -1
$EndComp
$Comp
L 74LVC244 U?
U 1 1 55E46174
P 9500 3300
F 0 "U?" H 9350 3850 60 0000 C CNN
F 1 "74LVC244" H 9500 2750 60 0000 C CNN
F 2 "" H 9500 3300 60 0000 C CNN
F 3 "" H 9500 3300 60 0000 C CNN
1 9500 3300
1 0 0 -1
$EndComp
Wire Wire Line
9850 1050 10050 1050
Wire Wire Line
10050 1050 10050 900
Wire Wire Line
9850 2850 10050 2850
Wire Wire Line
10050 2850 10050 2700
$Comp
L +3.3V #PWR?
U 1 1 55E46612
P 10050 900
F 0 "#PWR?" H 10050 750 50 0001 C CNN
F 1 "+3.3V" H 10050 1040 50 0000 C CNN
F 2 "" H 10050 900 60 0000 C CNN
F 3 "" H 10050 900 60 0000 C CNN
1 10050 900
1 0 0 -1
$EndComp
$Comp
L +3.3V #PWR?
U 1 1 55E46656
P 10050 2700
F 0 "#PWR?" H 10050 2550 50 0001 C CNN
F 1 "+3.3V" H 10050 2840 50 0000 C CNN
F 2 "" H 10050 2700 60 0000 C CNN
F 3 "" H 10050 2700 60 0000 C CNN
1 10050 2700
1 0 0 -1
$EndComp
Wire Wire Line
9850 3750 10050 3750
Wire Wire Line
10050 3750 10050 3900
Wire Wire Line
9850 1950 10150 1950
Wire Wire Line
10150 1950 10150 2100
$Comp
L GND #PWR?
U 1 1 55E466F1
P 10150 2100
F 0 "#PWR?" H 10150 1850 50 0001 C CNN
F 1 "GND" H 10150 1950 50 0000 C CNN
F 2 "" H 10150 2100 60 0000 C CNN
F 3 "" H 10150 2100 60 0000 C CNN
1 10150 2100
1 0 0 -1
$EndComp
$Comp
L GND #PWR?
U 1 1 55E4674D
P 10050 3900
F 0 "#PWR?" H 10050 3650 50 0001 C CNN
F 1 "GND" H 10050 3750 50 0000 C CNN
F 2 "" H 10050 3900 60 0000 C CNN
F 3 "" H 10050 3900 60 0000 C CNN
1 10050 3900
1 0 0 -1
$EndComp
$EndSCHEMATC
......@@ -37,6 +37,7 @@ LIBS:RPi_Hat-cache
LIBS:HD15_B
LIBS:is61c1024al
LIBS:tinkerforge
LIBS:74lvc244
LIBS:Rasky_v1-cache
EELAYER 25 0
EELAYER END
......
......@@ -37,6 +37,7 @@ LIBS:RPi_Hat-cache
LIBS:HD15_B
LIBS:is61c1024al
LIBS:tinkerforge
LIBS:74lvc244
LIBS:Rasky_v1-cache
EELAYER 25 0
EELAYER END
......
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