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---+ Raspberry Pi Interface to Cosmac Elf %TOC% ---++ elf2bin Utility Copies the Elf (Membership Card) memory to a binary file on the Raspberry Pi. The Raspberry Pi GPIO is used as interface to the Cosmac Elf SBC (e.g. Elf Membership Card parallel port). <verbatim> pi@cosmac:~/elf/RaspiElf/chase $ bin2elf -e 7fff </dev/zero 0x8000 bytes written pi@cosmac:~/elf/RaspiElf/chase $ bin2elf -w -r chase.bin 0x002d bytes written pi@cosmac:~/elf/RaspiElf/chase $ elf load 01 1 0 0 1 1 0 0c pi@cosmac:~/elf/RaspiElf/chase $ elf2bin -e 3f | hexdump -C 0x0040 bytes read 00000000 c0 00 03 e3 90 b3 f8 30 a3 f8 01 53 64 6c 23 fa |.......0...Sdl#.| 00000010 fe 3a 1a f0 f6 c7 f8 80 30 1f f0 fe c7 f8 01 53 |.:......0......S| 00000020 f8 14 b2 22 92 3a 23 c5 7a 38 7b 30 0c 00 00 00 |...".:#.z8{0....| 00000030 04 ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................| 00000040 pi@cosmac:~/elf/RaspiElf/chase $ elf 02 1 1 0 1 1 1 ff pi@cosmac:~/elf/RaspiElf/chase $ elf -n read 02 1 1 0 1 1 0 ff pi@cosmac:~/elf/RaspiElf/chase $ elf run pi@cosmac:~/elf/RaspiElf/chase $ elf put 0 40 1 1 0 0 0 0 00 pi@cosmac:~/elf/RaspiElf/chase $ elf put 80 10 1 1 0 0 0 0 80 pi@cosmac:~/elf/RaspiElf/chase $ elf -v LED:40 Q:1 Rx:1 IN:0 WAIT:0 CLR:0 READ:0 SWITCH:80 pi@cosmac:~/elf/RaspiElf/chase $ elf -v LED:02 Q:0 Rx:1 IN:0 WAIT:0 CLR:0 READ:0 SWITCH:80 </verbatim> ---++ bin2elf Utility http://hex2bin.sourceforge.net/ hexdump /dev/null ---++ elf CLI Tool * elf [-i] [-v] [-s <adr>] [load|run|wait|reset|write|get|put] [<switch>] LED Q IN WAIT CLEAR WRITE SWITCH -i increment -v verbose ---++ wiringPi * https://pinout.xyz/# * http://wiringpi.com/the-gpio-utility/ * http://raspberrypiguide.de/howtos/raspberry-pi-gpio-how-to/ | *Pi Pin#* | *Pi Function* | *Elf Pin DSUB J2* | *POWER P4* | *Elf Function* | | 1 | 3.3 V | (18) | (3) | (VIN, +) | | 2 | 5 V | (18) | 3 | VIN, + | | 3 | BCM 2, SDA | | | | | 4 | 5 V | | | | | 5 | BCM 3, SCL | | | | | 6 | GND | (19) | 1 | GND, - | | 7 | BCM 4 | 1, in | | IN- (EF4) | | 8 | BCM 14, TXD | (20) | 4, in | RXD, RX (EF3) | | 9 | GND | 21 | 6 | GND, /ON | | 10 | BCM 15, RXD | (15) | 5, out, Cathode | TXD, TX (Q) | | 11 | BCM 17 | 14, in | | WAIT- | | 12 | BCM 18 | 16, in | | CLR- | | 13 | BCM 27 | 17, in | | WE- | | 14 | GND | | | | | 15 | BCM 22 | 2, in | | IN0 | | 16 | BCM 23 | 3, in | | IN1 | | 17 | 3.3 V | | | | | 18 | BCM 24 | 4, in | | IN2 | | 19 | BCM 10, MOSI | 5, in | | IN3 | | 20 | GND | | | | | 21 | BCM 9, MISO | 6, in | | IN4 | | 22 | BCM 25 | 7, in | | IN5 | | 23 | BCM 11,SCLK | 8, in | | IN6 | | 24 | BCM 8, CE0 | 9, in | | IN7 | | 25 | GND | | | | | 26 | BCM 7, CE1 | 25, out, Cathode | | O0 (*) | | 27 | BCM 0 | | | | | 28 | BCM 1 | | | | | 29 | BCM 5 | 24, out, Cathode | | O1 (*) | | 30 | GND | | | | | 31 | BCM 6 | 23, out, Cathode | | O2 (*) | | 32 | BCM 12 | 22, out, Cathode | | O3 (*) | | 33 | BCM 13 | 13, out, Cathode | | O4 (*) | | 34 | GND | | | | | 35 | BCM 19 | 12, out, Cathode | | O5 (*) | | 36 | BCM 16 | 10, out, Cathode | | O6 (*) | | 37 | BCM 26 | 11, out, Cathode | | O7 (*) | | 38 | BCM 20 | | | | | 39 | GND | | | | | 40 | BCM 21 | | | | ---++ Other Tools ---+++ hex2bin Intel Hex or Motorola Hex file converter. http://hex2bin.sourceforge.net/ > tar xvjf Hex2bin-2.5.tar.bz2 > make > sudo make install -- %USERSIG{PeterSchmid - 2017-11-26}% ---++ Comments %COMMENT% * gpio-numbers-pi2.png: <br /> <img src="%ATTACHURLPATH%/gpio-numbers-pi2.png" alt="gpio-numbers-pi2.png" width="1498" height="446" />
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Topic revision: r14 - 2017-12-17
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PeterSchmid
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