mirror of
https://github.com/clockworkpi/WiringPi.git
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Readall command in gpio changed.
This commit is contained in:
Gordon Henderson
parent
4a379ec085
commit
02a3bd8d8f
295
gpio/readall.c
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295
gpio/readall.c
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/*
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* readall.c:
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* The readall functions - getting a bit big, so split them out.
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* Copyright (c) 2012-2013 Gordon Henderson
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***********************************************************************
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* This file is part of wiringPi:
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* https://projects.drogon.net/raspberry-pi/wiringpi/
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*
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* wiringPi is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* wiringPi is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with wiringPi. If not, see <http://www.gnu.org/licenses/>.
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***********************************************************************
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <ctype.h>
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#include <string.h>
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#include <unistd.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <wiringPi.h>
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extern int wpMode ;
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/*
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* doReadallExternal:
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* A relatively crude way to read the pins on an external device.
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* We don't know the input/output mode of pins, but we can tell
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* if it's an analog pin or a digital one...
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*********************************************************************************
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*/
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static void doReadallExternal (void)
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{
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int pin ;
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printf ("+------+---------+--------+\n") ;
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printf ("| Pin | Digital | Analog |\n") ;
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printf ("+------+---------+--------+\n") ;
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for (pin = wiringPiNodes->pinBase ; pin <= wiringPiNodes->pinMax ; ++pin)
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printf ("| %4d | %4d | %4d |\n", pin, digitalRead (pin), analogRead (pin)) ;
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printf ("+------+---------+--------+\n") ;
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}
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/*
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* doReadall:
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* Read all the GPIO pins
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* We also want to use this to read the state of pins on an externally
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* connected device, so we need to do some fiddling with the internal
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* wiringPi node structures - since the gpio command can only use
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* one external device at a time, we'll use that to our advantage...
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*********************************************************************************
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*/
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static char *pinNames [] =
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{
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"GPIO 0", "GPIO 1", "GPIO 2", "GPIO 3", "GPIO 4", "GPIO 5", "GPIO 6", "GPIO 7",
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"SDA ", "SCL ",
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"CE0 ", "CE1 ", "MOSI ", "MISO ", "SCLK ",
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"TxD ", "RxD ",
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"GPIO 8", "GPIO 9", "GPIO10", "GPIO11",
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} ;
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static char *alts [] =
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{
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"IN", "OUT", "ALT5", "ALT4", "ALT0", "ALT1", "ALT2", "ALT3"
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} ;
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static int wpiToPhys [64] =
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{
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11, 12, 13, 15, 16, 18, 22, 7, // 0...7
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3, 5, // 8...9
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24, 26, 19, 21, 23, // 10..14
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8, 10, // 15..16
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3, 4, 5, 6, // 17..20
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0,0,0,0,0,0,0,0,0,0,0, // 20..31
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 32..47
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 47..63
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} ;
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// The other mappings needed are in wiringPi.c
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static int physToWpi [64] =
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{
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-1, // 0
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-1, -1, // 1, 2
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8, -1,
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9, -1,
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7, 15,
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-1, 16,
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0, 1,
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2, -1,
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3, 4,
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-1, 5,
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12, -1,
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13, 6,
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14, 10,
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-1, 11, // 25, 26
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// Padding:
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-1, -1, -1, -1, -1, // ... 31
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, // ... 47
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, // ... 63
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} ;
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static char *physNames [64] =
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{
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NULL,
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"3.3v", "5v",
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"SDA", "5V",
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"SCL", "0v",
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"GPIO7", "TxD",
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"0v", "RxD",
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"GPIO0", "GPIO1",
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"GPIO2", "0v",
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"GPIO3", "GPIO4",
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"3.3v", "GPIO5",
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"MOSI", "0v",
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"MISO", "GPIO6",
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"SCLK", "CE1",
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"0v", "CE1",
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NULL,NULL,NULL,NULL,NULL,
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NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,
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NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,
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} ;
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static void readallPhys (int physPin)
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{
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int pin ;
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/**/ if (wpMode == WPI_MODE_GPIO)
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{
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if (physPinToGpio (physPin) == -1)
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printf (" | ") ;
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else
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printf (" | %3d", physPinToGpio (physPin)) ;
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}
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else if (wpMode != WPI_MODE_PHYS)
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{
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if (physToWpi [physPin] == -1)
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printf (" | ") ;
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else
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printf (" | %3d", physToWpi [physPin]) ;
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}
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printf (" | %5s", physNames [physPin]) ;
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if (physToWpi [physPin] == -1)
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printf (" | | ") ;
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else
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{
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/**/ if (wpMode == WPI_MODE_GPIO)
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pin = physPinToGpio (physPin) ;
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else if (wpMode == WPI_MODE_PHYS)
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pin = physPin ;
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else
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pin = physToWpi [physPin] ;
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printf (" | %4s", alts [getAlt (pin)]) ;
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printf (" | %s", (digitalRead (pin) == 0) ? "Hi" : "Lo") ;
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}
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// Pin numbers:
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printf (" | %2d", physPin) ;
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++physPin ;
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printf (" || %-2d", physPin) ;
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// Same, reversed
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if (physToWpi [physPin] == -1)
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printf (" | | ") ;
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else
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{
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/**/ if (wpMode == WPI_MODE_GPIO)
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pin = physPinToGpio (physPin) ;
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else if (wpMode == WPI_MODE_PHYS)
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pin = physPin ;
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else
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pin = physToWpi [physPin] ;
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printf (" | %s", (digitalRead (pin) == 0) ? "Hi" : "Lo") ;
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printf (" | %-4s", alts [getAlt (pin)]) ;
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}
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printf (" | %-5s", physNames [physPin]) ;
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/**/ if (wpMode == WPI_MODE_GPIO)
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{
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if (physPinToGpio (physPin) == -1)
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printf (" | ") ;
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else
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printf (" | %-3d", physPinToGpio (physPin)) ;
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}
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else if (wpMode != WPI_MODE_PHYS)
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{
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if (physToWpi [physPin] == -1)
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printf (" | ") ;
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else
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printf (" | %-3d", physToWpi [physPin]) ;
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}
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printf (" |\n") ;
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}
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void doReadall (void)
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{
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int pin ;
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if (wiringPiNodes != NULL) // External readall
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{
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doReadallExternal () ;
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return ;
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}
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/**/ if (wpMode == WPI_MODE_GPIO)
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{
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printf (" +-----+-------+------+----+-Rev%d-----+----+------+-------+-----+\n", piBoardRev ()) ;
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printf (" | BCM | Name | Mode | Val| Physical |Val | Mode | Name | BCM |\n") ;
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printf (" +-----+-------+------+----+----++----+----+------+-------+-----+\n") ;
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for (pin = 1 ; pin <= 26 ; pin += 2)
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readallPhys (pin) ;
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printf (" +-----+-------+------+----+----++----+----+------+-------+-----+\n") ;
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}
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else if (wpMode == WPI_MODE_PHYS)
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{
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printf (" +-------+------+----+-Rev%d-----+----+------+-------+\n", piBoardRev ()) ;
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printf (" | Name | Mode | Val| Physical |Val | Mode | Name |\n") ;
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printf (" +-------+------+----+----++----+----+------+-------+\n") ;
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for (pin = 1 ; pin <= 26 ; pin += 2)
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readallPhys (pin) ;
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printf (" +-------+------+----+----++----+----+------+-------+\n") ;
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}
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else // wiringPi
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{
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printf (" +-----+-------+------+----+-Rev%d-----+----+------+-------+-----+\n", piBoardRev ()) ;
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printf (" | wPi | Name | Mode | Val| Physical |Val | Mode | Name | wPi |\n") ;
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printf (" +-----+-------+------+----+----++----+----+------+-------+-----+\n") ;
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for (pin = 1 ; pin <= 26 ; pin += 2)
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readallPhys (pin) ;
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printf (" +-----+-------+------+----+----++----+----+------+-------+-----+\n") ;
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}
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}
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void doReadallOld (void)
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{
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int pin ;
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if (wiringPiNodes != NULL) // External readall
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{
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doReadallExternal () ;
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return ;
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}
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printf ("+----------+-Rev%d-+------+--------+------+-------+\n", piBoardRev ()) ;
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printf ("| wiringPi | GPIO | Phys | Name | Mode | Value |\n") ;
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printf ("+----------+------+------+--------+------+-------+\n") ;
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for (pin = 0 ; pin < 64 ; ++pin) // Crude, but effective
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{
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if (wpiPinToGpio (pin) == -1)
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continue ;
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printf ("| %6d | %3d | %3d | %s | %-4s | %-4s |\n",
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pin, wpiPinToGpio (pin), wpiToPhys [pin],
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pinNames [pin],
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alts [getAlt (pin)],
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digitalRead (pin) == HIGH ? "High" : "Low ") ;
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}
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printf ("+----------+------+------+--------+------+-------+\n") ;
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}
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