Apple-2-HW/Apple2-IO-RPi
2
0
Fork 1
mirror of https://github.com/tjboldt/Apple2-IO-RPi.git synced 2024-11-18 06:07:52 +00:00
Code Issues Projects Releases Wiki Activity

Add initial schematic - MISSING RESISTORS AND CONTROL LINES

Browse Source
This commit is contained in:
Terence Boldt 2020-11-02 21:56:42 -05:00
parent f11cd5bb70
commit dc7176cdce
6 changed files with 1410 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

335
Hardware/Apple2IORPi-cache.lib Normal file
View File

@ -0,0 +1,335 @@
EESchema-LIBRARY Version 2.4
#encoding utf-8
#
# 74xx_74LS245
#
DEF 74xx_74LS245 U 0 40 Y Y 1 L N
F0 "U" -300 650 50 H V C CNN
F1 "74xx_74LS245" -300 -650 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
ALIAS 74HC245
$FPLIST
DIP?20*
$ENDFPLIST
DRAW
S -300 600 300 -600 1 1 10 f
P 3 1 0 0 -25 -50 -25 50 25 50 N
P 4 1 0 0 -50 -50 25 -50 25 50 50 50 N
X A->B 1 -500 -400 200 R 50 50 1 0 I
X GND 10 0 -800 200 U 50 50 1 0 W
X B7 11 500 -200 200 L 50 50 1 0 T
X B6 12 500 -100 200 L 50 50 1 0 T
X B5 13 500 0 200 L 50 50 1 0 T
X B4 14 500 100 200 L 50 50 1 0 T
X B3 15 500 200 200 L 50 50 1 0 T
X B2 16 500 300 200 L 50 50 1 0 T
X B1 17 500 400 200 L 50 50 1 0 T
X B0 18 500 500 200 L 50 50 1 0 T
X CE 19 -500 -500 200 R 50 50 1 0 I I
X A0 2 -500 500 200 R 50 50 1 0 T
X VCC 20 0 800 200 D 50 50 1 0 W
X A1 3 -500 400 200 R 50 50 1 0 T
X A2 4 -500 300 200 R 50 50 1 0 T
X A3 5 -500 200 200 R 50 50 1 0 T
X A4 6 -500 100 200 R 50 50 1 0 T
X A5 7 -500 0 200 R 50 50 1 0 T
X A6 8 -500 -100 200 R 50 50 1 0 T
X A7 9 -500 -200 200 R 50 50 1 0 T
ENDDRAW
ENDDEF
#
# 74xx_74LS374
#
DEF 74xx_74LS374 U 0 20 Y Y 1 F N
F0 "U" -300 650 50 H V C CNN
F1 "74xx_74LS374" -300 -650 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
ALIAS 74HC374 74HCT374 74AHC374 74AHCT374
$FPLIST
DIP?20*
SOIC?20*
SO?20*
$ENDFPLIST
DRAW
S -300 600 300 -600 1 1 10 f
X OE 1 -500 -500 200 R 50 50 1 0 I I
X GND 10 0 -800 200 U 50 50 1 0 W
X Cp 11 -500 -400 200 R 50 50 1 0 I C
X O4 12 500 100 200 L 50 50 1 0 T
X D4 13 -500 100 200 R 50 50 1 0 I
X D5 14 -500 0 200 R 50 50 1 0 I
X O5 15 500 0 200 L 50 50 1 0 T
X O6 16 500 -100 200 L 50 50 1 0 T
X D6 17 -500 -100 200 R 50 50 1 0 I
X D7 18 -500 -200 200 R 50 50 1 0 I
X O7 19 500 -200 200 L 50 50 1 0 T
X O0 2 500 500 200 L 50 50 1 0 T
X VCC 20 0 800 200 D 50 50 1 0 W
X D0 3 -500 500 200 R 50 50 1 0 I
X D1 4 -500 400 200 R 50 50 1 0 I
X O1 5 500 400 200 L 50 50 1 0 T
X O2 6 500 300 200 L 50 50 1 0 T
X D2 7 -500 300 200 R 50 50 1 0 I
X D3 8 -500 200 200 R 50 50 1 0 I
X O3 9 500 200 200 L 50 50 1 0 T
ENDDRAW
ENDDEF
#
# Connector_Generic_Conn_02x25_Counter_Clockwise
#
DEF Connector_Generic_Conn_02x25_Counter_Clockwise J 0 40 Y N 1 F N
F0 "J" 50 1300 50 H V C CNN
F1 "Connector_Generic_Conn_02x25_Counter_Clockwise" 50 -1300 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
$FPLIST
Connector*:*_2x??_*
$ENDFPLIST
DRAW
S -50 -1195 0 -1205 1 1 6 N
S -50 -1095 0 -1105 1 1 6 N
S -50 -995 0 -1005 1 1 6 N
S -50 -895 0 -905 1 1 6 N
S -50 -795 0 -805 1 1 6 N
S -50 -695 0 -705 1 1 6 N
S -50 -595 0 -605 1 1 6 N
S -50 -495 0 -505 1 1 6 N
S -50 -395 0 -405 1 1 6 N
S -50 -295 0 -305 1 1 6 N
S -50 -195 0 -205 1 1 6 N
S -50 -95 0 -105 1 1 6 N
S -50 5 0 -5 1 1 6 N
S -50 105 0 95 1 1 6 N
S -50 205 0 195 1 1 6 N
S -50 305 0 295 1 1 6 N
S -50 405 0 395 1 1 6 N
S -50 505 0 495 1 1 6 N
S -50 605 0 595 1 1 6 N
S -50 705 0 695 1 1 6 N
S -50 805 0 795 1 1 6 N
S -50 905 0 895 1 1 6 N
S -50 1005 0 995 1 1 6 N
S -50 1105 0 1095 1 1 6 N
S -50 1205 0 1195 1 1 6 N
S -50 1250 150 -1250 1 1 10 f
S 150 -1195 100 -1205 1 1 6 N
S 150 -1095 100 -1105 1 1 6 N
S 150 -995 100 -1005 1 1 6 N
S 150 -895 100 -905 1 1 6 N
S 150 -795 100 -805 1 1 6 N
S 150 -695 100 -705 1 1 6 N
S 150 -595 100 -605 1 1 6 N
S 150 -495 100 -505 1 1 6 N
S 150 -395 100 -405 1 1 6 N
S 150 -295 100 -305 1 1 6 N
S 150 -195 100 -205 1 1 6 N
S 150 -95 100 -105 1 1 6 N
S 150 5 100 -5 1 1 6 N
S 150 105 100 95 1 1 6 N
S 150 205 100 195 1 1 6 N
S 150 305 100 295 1 1 6 N
S 150 405 100 395 1 1 6 N
S 150 505 100 495 1 1 6 N
S 150 605 100 595 1 1 6 N
S 150 705 100 695 1 1 6 N
S 150 805 100 795 1 1 6 N
S 150 905 100 895 1 1 6 N
S 150 1005 100 995 1 1 6 N
S 150 1105 100 1095 1 1 6 N
S 150 1205 100 1195 1 1 6 N
X Pin_1 1 -200 1200 150 R 50 50 1 1 P
X Pin_10 10 -200 300 150 R 50 50 1 1 P
X Pin_11 11 -200 200 150 R 50 50 1 1 P
X Pin_12 12 -200 100 150 R 50 50 1 1 P
X Pin_13 13 -200 0 150 R 50 50 1 1 P
X Pin_14 14 -200 -100 150 R 50 50 1 1 P
X Pin_15 15 -200 -200 150 R 50 50 1 1 P
X Pin_16 16 -200 -300 150 R 50 50 1 1 P
X Pin_17 17 -200 -400 150 R 50 50 1 1 P
X Pin_18 18 -200 -500 150 R 50 50 1 1 P
X Pin_19 19 -200 -600 150 R 50 50 1 1 P
X Pin_2 2 -200 1100 150 R 50 50 1 1 P
X Pin_20 20 -200 -700 150 R 50 50 1 1 P
X Pin_21 21 -200 -800 150 R 50 50 1 1 P
X Pin_22 22 -200 -900 150 R 50 50 1 1 P
X Pin_23 23 -200 -1000 150 R 50 50 1 1 P
X Pin_24 24 -200 -1100 150 R 50 50 1 1 P
X Pin_25 25 -200 -1200 150 R 50 50 1 1 P
X Pin_26 26 300 -1200 150 L 50 50 1 1 P
X Pin_27 27 300 -1100 150 L 50 50 1 1 P
X Pin_28 28 300 -1000 150 L 50 50 1 1 P
X Pin_29 29 300 -900 150 L 50 50 1 1 P
X Pin_3 3 -200 1000 150 R 50 50 1 1 P
X Pin_30 30 300 -800 150 L 50 50 1 1 P
X Pin_31 31 300 -700 150 L 50 50 1 1 P
X Pin_32 32 300 -600 150 L 50 50 1 1 P
X Pin_33 33 300 -500 150 L 50 50 1 1 P
X Pin_34 34 300 -400 150 L 50 50 1 1 P
X Pin_35 35 300 -300 150 L 50 50 1 1 P
X Pin_36 36 300 -200 150 L 50 50 1 1 P
X Pin_37 37 300 -100 150 L 50 50 1 1 P
X Pin_38 38 300 0 150 L 50 50 1 1 P
X Pin_39 39 300 100 150 L 50 50 1 1 P
X Pin_4 4 -200 900 150 R 50 50 1 1 P
X Pin_40 40 300 200 150 L 50 50 1 1 P
X Pin_41 41 300 300 150 L 50 50 1 1 P
X Pin_42 42 300 400 150 L 50 50 1 1 P
X Pin_43 43 300 500 150 L 50 50 1 1 P
X Pin_44 44 300 600 150 L 50 50 1 1 P
X Pin_45 45 300 700 150 L 50 50 1 1 P
X Pin_46 46 300 800 150 L 50 50 1 1 P
X Pin_47 47 300 900 150 L 50 50 1 1 P
X Pin_48 48 300 1000 150 L 50 50 1 1 P
X Pin_49 49 300 1100 150 L 50 50 1 1 P
X Pin_5 5 -200 800 150 R 50 50 1 1 P
X Pin_50 50 300 1200 150 L 50 50 1 1 P
X Pin_6 6 -200 700 150 R 50 50 1 1 P
X Pin_7 7 -200 600 150 R 50 50 1 1 P
X Pin_8 8 -200 500 150 R 50 50 1 1 P
X Pin_9 9 -200 400 150 R 50 50 1 1 P
ENDDRAW
ENDDEF
#
# Connector_Raspberry_Pi_2_3
#
DEF Connector_Raspberry_Pi_2_3 J 0 40 Y Y 1 F N
F0 "J" -700 1250 50 H V L BNN
F1 "Connector_Raspberry_Pi_2_3" 400 -1250 50 H V L TNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
$FPLIST
PinHeader*2x20*P2.54mm*Vertical*
PinSocket*2x20*P2.54mm*Vertical*
$ENDFPLIST
DRAW
S -700 1200 700 -1200 0 1 10 f
S -665 -690 -700 -710 1 1 0 N
S -665 -590 -700 -610 1 1 0 N
S -665 -490 -700 -510 1 1 0 N
S -665 -390 -700 -410 1 1 0 N
S -665 -290 -700 -310 1 1 0 N
S -665 -190 -700 -210 1 1 0 N
S -665 10 -700 -10 1 1 0 N
S -665 110 -700 90 1 1 0 N
S -665 210 -700 190 1 1 0 N
S -665 410 -700 390 1 1 0 N
S -665 510 -700 490 1 1 0 N
S -665 610 -700 590 1 1 0 N
S -665 810 -700 790 1 1 0 N
S -665 910 -700 890 1 1 0 N
S -410 -1165 -390 -1200 1 1 0 N
S -310 -1165 -290 -1200 1 1 0 N
S -210 -1165 -190 -1200 1 1 0 N
S -210 1200 -190 1165 1 1 0 N
S -110 -1165 -90 -1200 1 1 0 N
S -110 1200 -90 1165 1 1 0 N
S -10 -1165 10 -1200 1 1 0 N
S 90 -1165 110 -1200 1 1 0 N
S 90 1200 110 1165 1 1 0 N
S 190 -1165 210 -1200 1 1 0 N
S 190 1200 210 1165 1 1 0 N
S 290 -1165 310 -1200 1 1 0 N
S 700 -790 665 -810 1 1 0 N
S 700 -690 665 -710 1 1 0 N
S 700 -490 665 -510 1 1 0 N
S 700 -390 665 -410 1 1 0 N
S 700 -290 665 -310 1 1 0 N
S 700 -190 665 -210 1 1 0 N
S 700 -90 665 -110 1 1 0 N
S 700 110 665 90 1 1 0 N
S 700 210 665 190 1 1 0 N
S 700 310 665 290 1 1 0 N
S 700 510 665 490 1 1 0 N
S 700 610 665 590 1 1 0 N
S 700 810 665 790 1 1 0 N
S 700 910 665 890 1 1 0 N
X 3V3 1 100 1300 100 D 50 50 1 1 W
X GPIO15/RXD 10 -800 800 100 R 50 50 1 1 B
X GPIO17 11 -800 500 100 R 50 50 1 1 B
X GPIO18/PWM0 12 -800 400 100 R 50 50 1 1 B
X GPIO27 13 -800 -700 100 R 50 50 1 1 B
X GND 14 -200 -1300 100 U 50 50 1 1 W
X GPIO22 15 -800 -200 100 R 50 50 1 1 B
X GPIO23 16 -800 -300 100 R 50 50 1 1 B
X 3V3 17 200 1300 100 D 50 50 1 1 W
X GPIO24 18 -800 -400 100 R 50 50 1 1 B
X MOSI0/GPIO10 19 800 -400 100 L 50 50 1 1 B
X 5V 2 -200 1300 100 D 50 50 1 1 W
X GND 20 -100 -1300 100 U 50 50 1 1 W
X MISO0/GPIO9 21 800 -300 100 L 50 50 1 1 B
X GPIO25 22 -800 -500 100 R 50 50 1 1 B
X SCLK0/GPIO11 23 800 -500 100 L 50 50 1 1 B
X ~CE0~/GPIO8 24 800 -200 100 L 50 50 1 1 B
X GND 25 0 -1300 100 U 50 50 1 1 W
X ~CE1~/GPIO7 26 800 -100 100 L 50 50 1 1 B
X ID_SD/GPIO0 27 800 900 100 L 50 50 1 1 B
X ID_SC/GPIO1 28 800 800 100 L 50 50 1 1 B
X GCLK1/GPIO5 29 800 200 100 L 50 50 1 1 B
X SDA/GPIO2 3 800 600 100 L 50 50 1 1 B
X GND 30 100 -1300 100 U 50 50 1 1 W
X GCLK2/GPIO6 31 800 100 100 L 50 50 1 1 B
X PWM0/GPIO12 32 800 -700 100 L 50 50 1 1 B
X PWM1/GPIO13 33 800 -800 100 L 50 50 1 1 B
X GND 34 200 -1300 100 U 50 50 1 1 W
X GPIO19/MISO1 35 -800 200 100 R 50 50 1 1 B
X GPIO16 36 -800 600 100 R 50 50 1 1 B
X GPIO26 37 -800 -600 100 R 50 50 1 1 B
X GPIO20/MOSI1 38 -800 100 100 R 50 50 1 1 B
X GND 39 300 -1300 100 U 50 50 1 1 W
X 5V 4 -100 1300 100 D 50 50 1 1 W
X GPIO21/SCLK1 40 -800 0 100 R 50 50 1 1 B
X SCL/GPIO3 5 800 500 100 L 50 50 1 1 B
X GND 6 -400 -1300 100 U 50 50 1 1 W
X GCLK0/GPIO4 7 800 300 100 L 50 50 1 1 B
X GPIO14/TXD 8 -800 900 100 R 50 50 1 1 B
X GND 9 -300 -1300 100 U 50 50 1 1 W
ENDDRAW
ENDDEF
#
# Memory_EPROM_2764
#
DEF Memory_EPROM_2764 U 0 20 Y Y 1 F N
F0 "U" -300 950 50 H V C CNN
F1 "Memory_EPROM_2764" 100 -1050 50 H V L CNN
F2 "Package_DIP:DIP-28_W15.24mm" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
ALIAS 2764
$FPLIST
DIP*W15.24mm*
$ENDFPLIST
DRAW
S -300 900 300 -1000 1 1 10 f
X VPP 1 -400 -700 100 R 50 50 1 1 I
X A0 10 -400 800 100 R 50 50 1 1 I
X D0 11 400 800 100 L 50 50 1 1 T
X D1 12 400 700 100 L 50 50 1 1 T
X D2 13 400 600 100 L 50 50 1 1 T
X GND 14 0 -1100 100 U 50 50 1 1 W
X D3 15 400 500 100 L 50 50 1 1 T
X D4 16 400 400 100 L 50 50 1 1 T
X D5 17 400 300 100 L 50 50 1 1 T
X D6 18 400 200 100 L 50 50 1 1 T
X D7 19 400 100 100 L 50 50 1 1 T
X A12 2 -400 -400 100 R 50 50 1 1 I
X ~CE 20 -400 -800 100 R 50 50 1 1 I
X A10 21 -400 -200 100 R 50 50 1 1 I
X ~OE 22 -400 -900 100 R 50 50 1 1 I
X A11 23 -400 -300 100 R 50 50 1 1 I
X A9 24 -400 -100 100 R 50 50 1 1 I
X A8 25 -400 0 100 R 50 50 1 1 I
X NC 26 300 0 100 L 50 50 1 1 N N
X ~PGM 27 -400 -600 100 R 50 50 1 1 I
X VCC 28 0 1000 100 D 50 50 1 1 W
X A7 3 -400 100 100 R 50 50 1 1 I
X A6 4 -400 200 100 R 50 50 1 1 I
X A5 5 -400 300 100 R 50 50 1 1 I
X A4 6 -400 400 100 R 50 50 1 1 I
X A3 7 -400 500 100 R 50 50 1 1 I
X A2 8 -400 600 100 R 50 50 1 1 I
X A1 9 -400 700 100 R 50 50 1 1 I
ENDDRAW
ENDDEF
#
#End Library

1
Hardware/Apple2IORPi.kicad_pcb Normal file
View File

@ -0,0 +1 @@
(kicad_pcb (version 4) (host kicad "dummy file") )

33
Hardware/Apple2IORPi.pro Normal file
View File

@ -0,0 +1,33 @@
update=22/05/2015 07:44:53
version=1
last_client=kicad
[general]
version=1
RootSch=
BoardNm=
[pcbnew]
version=1
LastNetListRead=
UseCmpFile=1
PadDrill=0.600000000000
PadDrillOvalY=0.600000000000
PadSizeH=1.500000000000
PadSizeV=1.500000000000
PcbTextSizeV=1.500000000000
PcbTextSizeH=1.500000000000
PcbTextThickness=0.300000000000
ModuleTextSizeV=1.000000000000
ModuleTextSizeH=1.000000000000
ModuleTextSizeThickness=0.150000000000
SolderMaskClearance=0.000000000000
SolderMaskMinWidth=0.000000000000
DrawSegmentWidth=0.200000000000
BoardOutlineThickness=0.100000000000
ModuleOutlineThickness=0.150000000000
[cvpcb]
version=1
NetIExt=net
[eeschema]
version=1
LibDir=
[eeschema/libraries]

520
Hardware/Apple2IORPi.sch Normal file
View File

@ -0,0 +1,520 @@
EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr USLedger 17000 11000
encoding utf-8
Sheet 1 1
Title "Apple II I/O RPi"
Date "2020-11-02"
Rev "0.1"
Comp "Terence J. Boldt"
Comment1 "Initial draft desgn"
Comment2 "Provides storage and network for the Apple ]["
Comment3 "Raspberry Pi Zero W as a daughter board"
Comment4 "Expansion card for Apple ][ computers"
$EndDescr
$Comp
L Connector_Generic:Conn_02x25_Counter_Clockwise J?
U 1 1 5FA0A8C3
P 3000 2700
F 0 "J?" H 3050 4117 50 0000 C CNN
F 1 "Apple II Expansion Bus" H 3050 4026 50 0000 C CNN
F 2 "" H 3000 2700 50 0001 C CNN
F 3 "~" H 3000 2700 50 0001 C CNN
1 3000 2700
1 0 0 -1
$EndComp
$Comp
L Memory_EPROM:2764 U?
U 1 1 5FA0EF8B
P 5950 6400
F 0 "U?" H 5950 7581 50 0000 C CNN
F 1 "2764" H 5950 7490 50 0000 C CNN
F 2 "Package_DIP:DIP-28_W15.24mm" H 5950 6400 50 0001 C CNN
F 3 "https://downloads.reactivemicro.com/Electronics/ROM/2764%20EPROM.pdf" H 5950 6400 50 0001 C CNN
1 5950 6400
1 0 0 -1
$EndComp
$Comp
L 74xx:74LS245 U?
U 1 1 5FA15F43
P 4850 2100
F 0 "U?" H 4850 3081 50 0000 C CNN
F 1 "74LS245" H 4850 2990 50 0000 C CNN
F 2 "" H 4850 2100 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS245" H 4850 2100 50 0001 C CNN
1 4850 2100
1 0 0 -1
$EndComp
$Comp
L 74xx:74LS245 U?
U 1 1 5FA19168
P 9100 2100
F 0 "U?" H 9100 3081 50 0000 C CNN
F 1 "74LS245" H 9100 2990 50 0000 C CNN
F 2 "" H 9100 2100 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS245" H 9100 2100 50 0001 C CNN
1 9100 2100
1 0 0 -1
$EndComp
$Comp
L Connector:Raspberry_Pi_2_3 J?
U 1 1 5FA19C2C
P 13050 2550
F 0 "J?" H 13050 4031 50 0000 C CNN
F 1 "Raspberry_Pi_2_3" H 13050 3940 50 0000 C CNN
F 2 "" H 13050 2550 50 0001 C CNN
F 3 "https://www.raspberrypi.org/documentation/hardware/raspberrypi/schematics/rpi_SCH_3bplus_1p0_reduced.pdf" H 13050 2550 50 0001 C CNN
1 13050 2550
1 0 0 -1
$EndComp
$Comp
L 74xx:74LS374 U?
U 1 1 5FA1EB22
P 9100 4100
F 0 "U?" H 9100 5081 50 0000 C CNN
F 1 "74LS374" H 9100 4990 50 0000 C CNN
F 2 "" H 9100 4100 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS374" H 9100 4100 50 0001 C CNN
1 9100 4100
1 0 0 -1
$EndComp
Wire Wire Line
4350 1600 3300 1600
Wire Wire Line
4350 1700 3300 1700
Wire Wire Line
4350 1800 3300 1800
Wire Wire Line
3300 1900 4350 1900
Wire Wire Line
4350 2000 3300 2000
Wire Wire Line
3300 2100 4350 2100
Wire Wire Line
4350 2200 3300 2200
Wire Wire Line
3300 2300 4350 2300
Wire Wire Line
5350 1600 6350 1600
Wire Wire Line
5350 1700 6400 1700
Wire Wire Line
8600 1800 8000 1800
Wire Wire Line
5350 1900 6500 1900
Wire Wire Line
5350 2000 6550 2000
Wire Wire Line
8600 2100 7850 2100
Wire Wire Line
5350 2200 6650 2200
Wire Wire Line
8600 2300 7750 2300
Wire Wire Line
8100 1600 8100 3600
Wire Wire Line
8100 3600 8600 3600
Connection ~ 8100 1600
Wire Wire Line
8100 1600 8600 1600
Wire Wire Line
8050 1700 8050 3700
Wire Wire Line
8050 3700 8600 3700
Connection ~ 8050 1700
Wire Wire Line
8050 1700 8600 1700
Wire Wire Line
8000 1800 8000 3800
Wire Wire Line
8000 3800 8600 3800
Connection ~ 8000 1800
Wire Wire Line
8000 1800 6450 1800
Wire Wire Line
7950 1900 7950 3900
Wire Wire Line
7950 3900 8600 3900
Connection ~ 7950 1900
Wire Wire Line
7950 1900 8600 1900
Wire Wire Line
7900 2000 7900 4000
Wire Wire Line
7900 4000 8600 4000
Connection ~ 7900 2000
Wire Wire Line
7900 2000 8600 2000
Wire Wire Line
7850 2100 7850 4100
Wire Wire Line
7850 4100 8600 4100
Connection ~ 7850 2100
Wire Wire Line
7850 2100 6600 2100
Wire Wire Line
7800 2200 7800 4200
Wire Wire Line
7800 4200 8600 4200
Connection ~ 7800 2200
Wire Wire Line
7800 2200 8600 2200
Wire Wire Line
7750 2300 7750 4300
Wire Wire Line
7750 4300 8600 4300
Connection ~ 7750 2300
Wire Wire Line
7750 2300 6700 2300
Wire Wire Line
6350 5600 6350 1600
Connection ~ 6350 1600
Wire Wire Line
6350 1600 8100 1600
Wire Wire Line
6400 1700 6400 5700
Wire Wire Line
6400 5700 6350 5700
Connection ~ 6400 1700
Wire Wire Line
6400 1700 8050 1700
Wire Wire Line
6450 5800 6350 5800
Wire Wire Line
6450 1800 6450 5800
Connection ~ 6450 1800
Wire Wire Line
6450 1800 5350 1800
Wire Wire Line
6500 1900 6500 5900
Wire Wire Line
6500 5900 6350 5900
Connection ~ 6500 1900
Wire Wire Line
6500 1900 7950 1900
Wire Wire Line
6350 6000 6550 6000
Wire Wire Line
6550 6000 6550 2000
Connection ~ 6550 2000
Wire Wire Line
6550 2000 7900 2000
Wire Wire Line
6600 2100 6600 6100
Wire Wire Line
6600 6100 6350 6100
Connection ~ 6600 2100
Wire Wire Line
6600 2100 5350 2100
Wire Wire Line
6350 6200 6650 6200
Wire Wire Line
6650 6200 6650 2200
Connection ~ 6650 2200
Wire Wire Line
6650 2200 7800 2200
Wire Wire Line
6700 2300 6700 6300
Wire Wire Line
6700 6300 6350 6300
Connection ~ 6700 2300
Wire Wire Line
6700 2300 5350 2300
Wire Wire Line
5550 5600 2650 5600
Wire Wire Line
2650 5600 2650 1600
Wire Wire Line
2650 1600 2800 1600
Wire Wire Line
2800 1700 2600 1700
Wire Wire Line
2600 1700 2600 5700
Wire Wire Line
2600 5700 5550 5700
Wire Wire Line
5550 5800 2550 5800
Wire Wire Line
2550 5800 2550 1800
Wire Wire Line
2550 1800 2800 1800
Wire Wire Line
2800 1900 2500 1900
Wire Wire Line
2500 1900 2500 5900
Wire Wire Line
2500 5900 5550 5900
Wire Wire Line
2800 2000 2450 2000
Wire Wire Line
2450 2000 2450 6000
Wire Wire Line
2450 6000 5550 6000
Wire Wire Line
5550 6100 2400 6100
Wire Wire Line
2400 6100 2400 2100
Wire Wire Line
2400 2100 2800 2100
Wire Wire Line
2800 2200 2350 2200
Wire Wire Line
2350 2200 2350 6200
Wire Wire Line
2350 6200 5550 6200
Wire Wire Line
5550 6300 2300 6300
Wire Wire Line
2300 6300 2300 2300
Wire Wire Line
2300 2300 2800 2300
Wire Wire Line
5550 6400 2250 6400
Wire Wire Line
2250 6400 2250 2400
Wire Wire Line
2250 2400 2800 2400
Wire Wire Line
2800 2500 2200 2500
Wire Wire Line
2200 2500 2200 6500
Wire Wire Line
2200 6500 5550 6500
Wire Wire Line
5550 6600 2150 6600
Wire Wire Line
2150 6600 2150 2600
Wire Wire Line
2150 2600 2800 2600
Wire Wire Line
2800 1500 2700 1500
Wire Wire Line
2700 1500 2700 7200
Wire Wire Line
2700 7200 5400 7200
Wire Wire Line
5550 7300 5400 7300
Wire Wire Line
5400 7300 5400 7200
Connection ~ 5400 7200
Wire Wire Line
5400 7200 5550 7200
Wire Wire Line
5400 7100 5400 7000
Wire Wire Line
5400 7000 5550 7000
Wire Wire Line
5400 7100 5550 7100
Wire Wire Line
5400 7000 5400 5400
Wire Wire Line
5400 5400 5950 5400
Connection ~ 5400 7000
Wire Wire Line
2800 3900 2800 5400
Wire Wire Line
2800 5400 5400 5400
Connection ~ 5400 5400
Wire Wire Line
3300 3900 3300 7500
Wire Wire Line
3300 7500 5950 7500
Wire Wire Line
5400 1300 4850 1300
Wire Wire Line
5400 1300 9100 1300
Connection ~ 5400 1300
Wire Wire Line
9100 3300 5400 3300
Wire Wire Line
5400 1300 5400 3300
Connection ~ 5400 3300
Wire Wire Line
5400 3300 5400 5400
Wire Wire Line
5950 7500 8300 7500
Wire Wire Line
8300 7500 8300 4900
Wire Wire Line
8300 4900 9100 4900
Connection ~ 5950 7500
Wire Wire Line
8300 4900 8300 4600
Wire Wire Line
8300 2900 9100 2900
Connection ~ 8300 4900
Wire Wire Line
8600 2500 8300 2500
Wire Wire Line
8300 2500 8300 2900
Connection ~ 8300 2900
Wire Wire Line
8600 4600 8300 4600
Connection ~ 8300 4600
Wire Wire Line
8300 4600 8300 2900
Wire Wire Line
12950 1250 12850 1250
Connection ~ 12850 1250
Connection ~ 9100 1300
Wire Wire Line
9100 2900 10650 2900
Wire Wire Line
10650 2900 10650 3850
Wire Wire Line
10650 3850 12650 3850
Connection ~ 9100 2900
Wire Wire Line
12650 3850 12750 3850
Connection ~ 12650 3850
Wire Wire Line
12750 3850 12850 3850
Connection ~ 12750 3850
Wire Wire Line
12850 3850 12950 3850
Connection ~ 12850 3850
Wire Wire Line
12950 3850 13050 3850
Connection ~ 12950 3850
Wire Wire Line
13050 3850 13150 3850
Connection ~ 13050 3850
Wire Wire Line
13150 3850 13250 3850
Connection ~ 13150 3850
Wire Wire Line
13250 3850 13350 3850
Connection ~ 13250 3850
Wire Wire Line
3300 3900 4850 3900
Wire Wire Line
4850 3900 4850 2900
Connection ~ 3300 3900
Wire Wire Line
13850 2250 14100 2250
Wire Wire Line
14100 2250 14100 1100
Wire Wire Line
14100 1100 9600 1100
Wire Wire Line
9600 1100 9600 1600
Wire Wire Line
10700 2050 10700 1700
Wire Wire Line
10700 1700 9600 1700
Wire Wire Line
12250 3250 10750 3250
Wire Wire Line
10750 3250 10750 1800
Wire Wire Line
10750 1800 9600 1800
Wire Wire Line
12250 2750 10800 2750
Wire Wire Line
10800 2750 10800 1900
Wire Wire Line
10800 1900 9600 1900
Wire Wire Line
12250 2050 10700 2050
Wire Wire Line
13850 2950 14150 2950
Wire Wire Line
14150 2950 14150 900
Wire Wire Line
14150 900 9750 900
Wire Wire Line
9750 900 9750 2000
Wire Wire Line
9750 2000 9600 2000
Wire Wire Line
13850 2850 14200 2850
Wire Wire Line
14200 2850 14200 850
Wire Wire Line
14200 850 9800 850
Wire Wire Line
9800 850 9800 2100
Wire Wire Line
9800 2100 9600 2100
Wire Wire Line
13850 3050 14250 3050
Wire Wire Line
14250 3050 14250 800
Wire Wire Line
14250 800 9850 800
Wire Wire Line
9850 800 9850 2200
Wire Wire Line
9850 2200 9600 2200
Wire Wire Line
13850 2350 14300 2350
Wire Wire Line
14300 2350 14300 750
Wire Wire Line
14300 750 9900 750
Wire Wire Line
9900 750 9900 2300
Wire Wire Line
9900 2300 9600 2300
Wire Wire Line
9100 1250 9100 1300
Wire Wire Line
9100 1250 12850 1250
Wire Wire Line
13850 2450 14300 2450
Wire Wire Line
14300 2450 14300 4000
Wire Wire Line
14300 4000 10500 4000
Wire Wire Line
10500 4000 10500 3600
Wire Wire Line
10500 3600 9600 3600
Wire Wire Line
9600 3700 10450 3700
Wire Wire Line
10450 3700 10450 4050
Wire Wire Line
10450 4050 14000 4050
Wire Wire Line
14000 4050 14000 3350
Wire Wire Line
14000 3350 13850 3350
Wire Wire Line
10850 2350 10850 3800
Wire Wire Line
10850 3800 9600 3800
Wire Wire Line
10850 2350 12250 2350
Wire Wire Line
12250 3150 10900 3150
Wire Wire Line
10900 3150 10900 3900
Wire Wire Line
10900 3900 9600 3900
Wire Wire Line
9600 4000 10400 4000
Wire Wire Line
10400 2550 12250 2550
Wire Wire Line
10400 2550 10400 4000
Wire Wire Line
12250 2450 10350 2450
Wire Wire Line
10350 2450 10350 4100
Wire Wire Line
10350 4100 9600 4100
Wire Wire Line
12250 1950 10300 1950
Wire Wire Line
10300 1950 10300 4200
Wire Wire Line
10300 4200 9600 4200
Wire Wire Line
13850 3250 14050 3250
Wire Wire Line
14050 3250 14050 4300
Wire Wire Line
14050 4300 9600 4300
$EndSCHEMATC

520
Hardware/Apple2IORPi.sch-bak Normal file
View File

@ -0,0 +1,520 @@
EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr USLedger 17000 11000
encoding utf-8
Sheet 1 1
Title "Parallel Apple II Pi"
Date "2020-11-02"
Rev "0.1"
Comp "Terence J. Boldt"
Comment1 "Initial draft desgn"
Comment2 "Provides storage and network for the Apple ]["
Comment3 "Raspberry Pi Zero W as a daughter board"
Comment4 "Expansion card for Apple ][ computers"
$EndDescr
$Comp
L Connector_Generic:Conn_02x25_Counter_Clockwise J?
U 1 1 5FA0A8C3
P 3000 2700
F 0 "J?" H 3050 4117 50 0000 C CNN
F 1 "Apple II Expansion Bus" H 3050 4026 50 0000 C CNN
F 2 "" H 3000 2700 50 0001 C CNN
F 3 "~" H 3000 2700 50 0001 C CNN
1 3000 2700
1 0 0 -1
$EndComp
$Comp
L Memory_EPROM:2764 U?
U 1 1 5FA0EF8B
P 5950 6400
F 0 "U?" H 5950 7581 50 0000 C CNN
F 1 "2764" H 5950 7490 50 0000 C CNN
F 2 "Package_DIP:DIP-28_W15.24mm" H 5950 6400 50 0001 C CNN
F 3 "https://downloads.reactivemicro.com/Electronics/ROM/2764%20EPROM.pdf" H 5950 6400 50 0001 C CNN
1 5950 6400
1 0 0 -1
$EndComp
$Comp
L 74xx:74LS245 U?
U 1 1 5FA15F43
P 4850 2100
F 0 "U?" H 4850 3081 50 0000 C CNN
F 1 "74LS245" H 4850 2990 50 0000 C CNN
F 2 "" H 4850 2100 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS245" H 4850 2100 50 0001 C CNN
1 4850 2100
1 0 0 -1
$EndComp
$Comp
L 74xx:74LS245 U?
U 1 1 5FA19168
P 9100 2100
F 0 "U?" H 9100 3081 50 0000 C CNN
F 1 "74LS245" H 9100 2990 50 0000 C CNN
F 2 "" H 9100 2100 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS245" H 9100 2100 50 0001 C CNN
1 9100 2100
1 0 0 -1
$EndComp
$Comp
L Connector:Raspberry_Pi_2_3 J?
U 1 1 5FA19C2C
P 13050 2550
F 0 "J?" H 13050 4031 50 0000 C CNN
F 1 "Raspberry_Pi_2_3" H 13050 3940 50 0000 C CNN
F 2 "" H 13050 2550 50 0001 C CNN
F 3 "https://www.raspberrypi.org/documentation/hardware/raspberrypi/schematics/rpi_SCH_3bplus_1p0_reduced.pdf" H 13050 2550 50 0001 C CNN
1 13050 2550
1 0 0 -1
$EndComp
$Comp
L 74xx:74LS374 U?
U 1 1 5FA1EB22
P 9100 4100
F 0 "U?" H 9100 5081 50 0000 C CNN
F 1 "74LS374" H 9100 4990 50 0000 C CNN
F 2 "" H 9100 4100 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS374" H 9100 4100 50 0001 C CNN
1 9100 4100
1 0 0 -1
$EndComp
Wire Wire Line
4350 1600 3300 1600
Wire Wire Line
4350 1700 3300 1700
Wire Wire Line
4350 1800 3300 1800
Wire Wire Line
3300 1900 4350 1900
Wire Wire Line
4350 2000 3300 2000
Wire Wire Line
3300 2100 4350 2100
Wire Wire Line
4350 2200 3300 2200
Wire Wire Line
3300 2300 4350 2300
Wire Wire Line
5350 1600 6350 1600
Wire Wire Line
5350 1700 6400 1700
Wire Wire Line
8600 1800 8000 1800
Wire Wire Line
5350 1900 6500 1900
Wire Wire Line
5350 2000 6550 2000
Wire Wire Line
8600 2100 7850 2100
Wire Wire Line
5350 2200 6650 2200
Wire Wire Line
8600 2300 7750 2300
Wire Wire Line
8100 1600 8100 3600
Wire Wire Line
8100 3600 8600 3600
Connection ~ 8100 1600
Wire Wire Line
8100 1600 8600 1600
Wire Wire Line
8050 1700 8050 3700
Wire Wire Line
8050 3700 8600 3700
Connection ~ 8050 1700
Wire Wire Line
8050 1700 8600 1700
Wire Wire Line
8000 1800 8000 3800
Wire Wire Line
8000 3800 8600 3800
Connection ~ 8000 1800
Wire Wire Line
8000 1800 6450 1800
Wire Wire Line
7950 1900 7950 3900
Wire Wire Line
7950 3900 8600 3900
Connection ~ 7950 1900
Wire Wire Line
7950 1900 8600 1900
Wire Wire Line
7900 2000 7900 4000
Wire Wire Line
7900 4000 8600 4000
Connection ~ 7900 2000
Wire Wire Line
7900 2000 8600 2000
Wire Wire Line
7850 2100 7850 4100
Wire Wire Line
7850 4100 8600 4100
Connection ~ 7850 2100
Wire Wire Line
7850 2100 6600 2100
Wire Wire Line
7800 2200 7800 4200
Wire Wire Line
7800 4200 8600 4200
Connection ~ 7800 2200
Wire Wire Line
7800 2200 8600 2200
Wire Wire Line
7750 2300 7750 4300
Wire Wire Line
7750 4300 8600 4300
Connection ~ 7750 2300
Wire Wire Line
7750 2300 6700 2300
Wire Wire Line
6350 5600 6350 1600
Connection ~ 6350 1600
Wire Wire Line
6350 1600 8100 1600
Wire Wire Line
6400 1700 6400 5700
Wire Wire Line
6400 5700 6350 5700
Connection ~ 6400 1700
Wire Wire Line
6400 1700 8050 1700
Wire Wire Line
6450 5800 6350 5800
Wire Wire Line
6450 1800 6450 5800
Connection ~ 6450 1800
Wire Wire Line
6450 1800 5350 1800
Wire Wire Line
6500 1900 6500 5900
Wire Wire Line
6500 5900 6350 5900
Connection ~ 6500 1900
Wire Wire Line
6500 1900 7950 1900
Wire Wire Line
6350 6000 6550 6000
Wire Wire Line
6550 6000 6550 2000
Connection ~ 6550 2000
Wire Wire Line
6550 2000 7900 2000
Wire Wire Line
6600 2100 6600 6100
Wire Wire Line
6600 6100 6350 6100
Connection ~ 6600 2100
Wire Wire Line
6600 2100 5350 2100
Wire Wire Line
6350 6200 6650 6200
Wire Wire Line
6650 6200 6650 2200
Connection ~ 6650 2200
Wire Wire Line
6650 2200 7800 2200
Wire Wire Line
6700 2300 6700 6300
Wire Wire Line
6700 6300 6350 6300
Connection ~ 6700 2300
Wire Wire Line
6700 2300 5350 2300
Wire Wire Line
5550 5600 2650 5600
Wire Wire Line
2650 5600 2650 1600
Wire Wire Line
2650 1600 2800 1600
Wire Wire Line
2800 1700 2600 1700
Wire Wire Line
2600 1700 2600 5700
Wire Wire Line
2600 5700 5550 5700
Wire Wire Line
5550 5800 2550 5800
Wire Wire Line
2550 5800 2550 1800
Wire Wire Line
2550 1800 2800 1800
Wire Wire Line
2800 1900 2500 1900
Wire Wire Line
2500 1900 2500 5900
Wire Wire Line
2500 5900 5550 5900
Wire Wire Line
2800 2000 2450 2000
Wire Wire Line
2450 2000 2450 6000
Wire Wire Line
2450 6000 5550 6000
Wire Wire Line
5550 6100 2400 6100
Wire Wire Line
2400 6100 2400 2100
Wire Wire Line
2400 2100 2800 2100
Wire Wire Line
2800 2200 2350 2200
Wire Wire Line
2350 2200 2350 6200
Wire Wire Line
2350 6200 5550 6200
Wire Wire Line
5550 6300 2300 6300
Wire Wire Line
2300 6300 2300 2300
Wire Wire Line
2300 2300 2800 2300
Wire Wire Line
5550 6400 2250 6400
Wire Wire Line
2250 6400 2250 2400
Wire Wire Line
2250 2400 2800 2400
Wire Wire Line
2800 2500 2200 2500
Wire Wire Line
2200 2500 2200 6500
Wire Wire Line
2200 6500 5550 6500
Wire Wire Line
5550 6600 2150 6600
Wire Wire Line
2150 6600 2150 2600
Wire Wire Line
2150 2600 2800 2600
Wire Wire Line
2800 1500 2700 1500
Wire Wire Line
2700 1500 2700 7200
Wire Wire Line
2700 7200 5400 7200
Wire Wire Line
5550 7300 5400 7300
Wire Wire Line
5400 7300 5400 7200
Connection ~ 5400 7200
Wire Wire Line
5400 7200 5550 7200
Wire Wire Line
5400 7100 5400 7000
Wire Wire Line
5400 7000 5550 7000
Wire Wire Line
5400 7100 5550 7100
Wire Wire Line
5400 7000 5400 5400
Wire Wire Line
5400 5400 5950 5400
Connection ~ 5400 7000
Wire Wire Line
2800 3900 2800 5400
Wire Wire Line
2800 5400 5400 5400
Connection ~ 5400 5400
Wire Wire Line
3300 3900 3300 7500
Wire Wire Line
3300 7500 5950 7500
Wire Wire Line
5400 1300 4850 1300
Wire Wire Line
5400 1300 9100 1300
Connection ~ 5400 1300
Wire Wire Line
9100 3300 5400 3300
Wire Wire Line
5400 1300 5400 3300
Connection ~ 5400 3300
Wire Wire Line
5400 3300 5400 5400
Wire Wire Line
5950 7500 8300 7500
Wire Wire Line
8300 7500 8300 4900
Wire Wire Line
8300 4900 9100 4900
Connection ~ 5950 7500
Wire Wire Line
8300 4900 8300 4600
Wire Wire Line
8300 2900 9100 2900
Connection ~ 8300 4900
Wire Wire Line
8600 2500 8300 2500
Wire Wire Line
8300 2500 8300 2900
Connection ~ 8300 2900
Wire Wire Line
8600 4600 8300 4600
Connection ~ 8300 4600
Wire Wire Line
8300 4600 8300 2900
Wire Wire Line
12950 1250 12850 1250
Connection ~ 12850 1250
Connection ~ 9100 1300
Wire Wire Line
9100 2900 10650 2900
Wire Wire Line
10650 2900 10650 3850
Wire Wire Line
10650 3850 12650 3850
Connection ~ 9100 2900
Wire Wire Line
12650 3850 12750 3850
Connection ~ 12650 3850
Wire Wire Line
12750 3850 12850 3850
Connection ~ 12750 3850
Wire Wire Line
12850 3850 12950 3850
Connection ~ 12850 3850
Wire Wire Line
12950 3850 13050 3850
Connection ~ 12950 3850
Wire Wire Line
13050 3850 13150 3850
Connection ~ 13050 3850
Wire Wire Line
13150 3850 13250 3850
Connection ~ 13150 3850
Wire Wire Line
13250 3850 13350 3850
Connection ~ 13250 3850
Wire Wire Line
3300 3900 4850 3900
Wire Wire Line
4850 3900 4850 2900
Connection ~ 3300 3900
Wire Wire Line
13850 2250 14100 2250
Wire Wire Line
14100 2250 14100 1100
Wire Wire Line
14100 1100 9600 1100
Wire Wire Line
9600 1100 9600 1600
Wire Wire Line
10700 2050 10700 1700
Wire Wire Line
10700 1700 9600 1700
Wire Wire Line
12250 3250 10750 3250
Wire Wire Line
10750 3250 10750 1800
Wire Wire Line
10750 1800 9600 1800
Wire Wire Line
12250 2750 10800 2750
Wire Wire Line
10800 2750 10800 1900
Wire Wire Line
10800 1900 9600 1900
Wire Wire Line
12250 2050 10700 2050
Wire Wire Line
13850 2950 14150 2950
Wire Wire Line
14150 2950 14150 900
Wire Wire Line
14150 900 9750 900
Wire Wire Line
9750 900 9750 2000
Wire Wire Line
9750 2000 9600 2000
Wire Wire Line
13850 2850 14200 2850
Wire Wire Line
14200 2850 14200 850
Wire Wire Line
14200 850 9800 850
Wire Wire Line
9800 850 9800 2100
Wire Wire Line
9800 2100 9600 2100
Wire Wire Line
13850 3050 14250 3050
Wire Wire Line
14250 3050 14250 800
Wire Wire Line
14250 800 9850 800
Wire Wire Line
9850 800 9850 2200
Wire Wire Line
9850 2200 9600 2200
Wire Wire Line
13850 2350 14300 2350
Wire Wire Line
14300 2350 14300 750
Wire Wire Line
14300 750 9900 750
Wire Wire Line
9900 750 9900 2300
Wire Wire Line
9900 2300 9600 2300
Wire Wire Line
9100 1250 9100 1300
Wire Wire Line
9100 1250 12850 1250
Wire Wire Line
13850 2450 14300 2450
Wire Wire Line
14300 2450 14300 4000
Wire Wire Line
14300 4000 10500 4000
Wire Wire Line
10500 4000 10500 3600
Wire Wire Line
10500 3600 9600 3600
Wire Wire Line
9600 3700 10450 3700
Wire Wire Line
10450 3700 10450 4050
Wire Wire Line
10450 4050 14000 4050
Wire Wire Line
14000 4050 14000 3350
Wire Wire Line
14000 3350 13850 3350
Wire Wire Line
10850 2350 10850 3800
Wire Wire Line
10850 3800 9600 3800
Wire Wire Line
10850 2350 12250 2350
Wire Wire Line
12250 3150 10900 3150
Wire Wire Line
10900 3150 10900 3900
Wire Wire Line
10900 3900 9600 3900
Wire Wire Line
9600 4000 10400 4000
Wire Wire Line
10400 2550 12250 2550
Wire Wire Line
10400 2550 10400 4000
Wire Wire Line
12250 2450 10350 2450
Wire Wire Line
10350 2450 10350 4100
Wire Wire Line
10350 4100 9600 4100
Wire Wire Line
12250 1950 10300 1950
Wire Wire Line
10300 1950 10300 4200
Wire Wire Line
10300 4200 9600 4200
Wire Wire Line
13850 3250 14050 3250
Wire Wire Line
14050 3250 14050 4300
Wire Wire Line
14050 4300 9600 4300
$EndSCHEMATC

1
Hardware/fp-info-cache Normal file
View File

@ -0,0 +1 @@
0