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-- Peter Schmid - 2018-05-03
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RaspiElf Keypad
Intro
How to get and build the RaspiElf Keypad SoftwareGet the source from the GIT repository (if you have not installed GIT yet, then install it withsudo apt-get install git ), type only the bold text after the $ sign:
pi@cosmac:~/elf $ git clone https://github.com/spyren/RaspiElf Cloning into 'RaspiElf'... remote: Counting objects: 68, done. remote: Compressing objects: 100% (37/37), done. remote: Total 68 (delta 32), reused 62 (delta 29), pack-reused 0 Unpacking objects: 100% (68/68), done. Checking connectivity... done. pi@cosmac:~/elf $Build (compile) from the sources: pi@cosmac:~/elf $ cd RaspiElf pi@cosmac:~/elf/RaspiElf $ cd tools/ pi@cosmac:~/elf/RaspiElf/tools $ make cc -g -c elf2bin.c cc -g -c raspi_gpio.c cc -g -o elf2bin -lwiringPi elf2bin.o raspi_gpio.o cc -g -c bin2elf.c cc -g -o bin2elf -lwiringPi bin2elf.o raspi_gpio.o cc -g -c elf.c cc -g -o elf -lwiringPi elf.o raspi_gpio.o pi@cosmac:~/elf/RaspiElf/tools $Install the binaries into /usr/local/bin
pi@cosmac:~/elf/RaspiElf/tools $ sudo make install install -m 557 elf2bin bin2elf elf /usr/local/bin Sample sessionType only the bold text after the $ sign. Initialise the Elf memory with 00H (32 Kib):pi@cosmac:~/elf/RaspiElf/chase $ bin2elf -e 7fff </dev/zero 0x8000 bytes writtenUpload and run the chase lighting program (details see ChaseLighting): pi@cosmac:~/elf/RaspiElf/chase $ bin2elf -w -r chase.bin 0x002d bytes writtenStop the program an go into the load state: pi@cosmac:~/elf/RaspiElf/chase $ elf load 01 1 0 0 1 1 0 0cHexdump the Elf memory until address 0x3f (hexdump is standard UNIX tool and is included in Raspbian and other GNU/Linux'): 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 |................| 00000040Get the mode and the data (LEDs and swiches) pi@cosmac:~/elf/RaspiElf/chase $ elf 02 1 1 0 1 1 1 ff pi@cosmac:~/elf/RaspiElf/chase $ elf -v LED:01 Q:1 Rx:1 IN:0 WAIT:1 CLR:1 READ:0 SWITCH:0cWrite enable (not READ) pi@cosmac:~/elf/RaspiElf/chase $ elf -n read 02 1 1 0 1 1 0 ffRun mode (starts the chase lighting again) pi@cosmac:~/elf/RaspiElf/chase $ elf runPut 0000'0000B to the switches (chase LEDs from right to left) pi@cosmac:~/elf/RaspiElf/chase $ elf put 0 40 1 1 0 0 0 0 00Put 1000'0000B to the switches (chase LEDs from left to right) pi@cosmac:~/elf/RaspiElf/chase $ elf put 80 10 1 1 0 0 0 0 80Get the mode and data while the program is running (LEDs and Q are changing) 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 Comments |