WiringNP/gpio/readall.c

285 lines
7.3 KiB
C

/*
* readall.c:
* The readall functions - getting a bit big, so split them out.
* Copyright (c) 2012-2013 Gordon Henderson
***********************************************************************
* This file is part of wiringPi:
* https://projects.drogon.net/raspberry-pi/wiringpi/
*
* wiringPi is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* wiringPi is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with wiringPi. If not, see <http://www.gnu.org/licenses/>.
***********************************************************************
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <ctype.h>
#include <string.h>
#include <unistd.h>
#include <errno.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <wiringPi.h>
extern int wpMode ;
#ifndef TRUE
# define TRUE (1==1)
# define FALSE (1==2)
#endif
/*
* doReadallExternal:
* A relatively crude way to read the pins on an external device.
* We don't know the input/output mode of pins, but we can tell
* if it's an analog pin or a digital one...
*********************************************************************************
*/
static void doReadallExternal (void)
{
int pin ;
printf ("+------+---------+--------+\n") ;
printf ("| Pin | Digital | Analog |\n") ;
printf ("+------+---------+--------+\n") ;
for (pin = wiringPiNodes->pinBase ; pin <= wiringPiNodes->pinMax ; ++pin)
printf ("| %4d | %4d | %4d |\n", pin, digitalRead (pin), analogRead (pin)) ;
printf ("+------+---------+--------+\n") ;
}
/*
* doReadall:
* Read all the GPIO pins
* We also want to use this to read the state of pins on an externally
* connected device, so we need to do some fiddling with the internal
* wiringPi node structures - since the gpio command can only use
* one external device at a time, we'll use that to our advantage...
*********************************************************************************
*/
static char *alts [] =
{
"IN", "OUT", "ALT5", "ALT4", "ALT0", "ALT1", "ALT2", "OFF"
} ;
// guenter anfang
static int physToWpi [64] =
{
-1, // 0
-1, -1, // 1, 2
8, -1, // 3, 4
9, -1, // 5, 6
7, 15, // 7, 8
-1, 16, // 9, 10
0, 1, //11, 12
2, -1, //13, 14
3, 4, //15, 16
-1, 5, //17, 18
12, -1, //19, 20
13, 6, //21, 22
14, 10, //23, 24
-1, -1, //25, 26
-1, -1, //27, 28
-1, -1, //29, 30
-1, -1, //31, 32
-1, -1, //33, 34
-1, -1, //35, 36
17, 18, //37, 38
/* 39~63 */
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
} ;
//guenter ende
//guenter orange pi
static char *physNames [64] =
{
NULL,
/* 24 Pin */
" 3.3V", "5V ",
" GPIOA12", "5V ",
" GPIOA11", "0v ",
" GPIOG11", "GPIOG6 ",
" 0v", "GPIOG7 ",
" GPIOA0", "GPIOA6 ",
" GPIOA2", "0v ",
" GPIOA3", "GPIOG8 ",
" 3.3v", "GPIOG9 ",
" GPIOC0", "0v ",
" GPIOC1", "GPIOA1 ",
" GPIOC2", "GPIOC3 ",
/* 12 Pin */
NULL, NULL,
NULL, NULL,
NULL, NULL,
NULL, NULL,
NULL, NULL,
NULL, NULL,
/* UART0, tx, rx */
" GPIOA4", " GPIOA5",
NULL, NULL,
NULL, NULL,
NULL, NULL,
NULL, NULL,
NULL, NULL,
NULL, NULL,
NULL, NULL,
NULL, NULL,
NULL, NULL,
NULL, NULL,
NULL, NULL,
NULL, NULL,
NULL
} ;
// guenter ende
/*
* readallPhys:
* Given a physical pin output the data on it and the next pin:
*| BCM | wPi | Name | Mode | Val| Physical |Val | Mode | Name | wPi | BCM |
*********************************************************************************
*/
static void readallPhys (int physPin, int pair)
{
int pin ;
if (physPinToGpio (physPin) == -1)
printf (" | | ") ;
else
printf (" | %3d | %3d", physPinToGpio (physPin), physToWpi [physPin]) ;
printf (" | %s", physNames [physPin]) ;
if (physToWpi [physPin] == -1)
printf (" | | ") ;
else
{
if (wpMode == WPI_MODE_GPIO) {
// printf("#### WPI_MODE_GPIO\n");
pin = physPinToGpio (physPin) ;
} else if (wpMode == WPI_MODE_PHYS) {
// printf("#### WPI_MODE_PHYS\n");
pin = physPin ;
} else {
// printf("#### Unknow Mode, physPin=%d, physToWpi [physPin] =%d\n", physPin, physToWpi [physPin]);
pin = physToWpi [physPin] ;
}
printf (" | %4s", alts [getAlt (pin)]) ;
printf (" | %d", digitalRead (pin)) ;
}
// Pin numbers:
printf (" | %2d", physPin) ;
if (!pair) {
printf (" |\n") ;
return;
}
++physPin ;
printf (" || %-2d", physPin) ;
// Same, reversed
if (physToWpi [physPin] == -1)
printf (" | | ") ;
else
{
if (wpMode == WPI_MODE_GPIO) {
// printf("#### WPI_MODE_GPIO\n");
pin = physPinToGpio (physPin) ;
} else if (wpMode == WPI_MODE_PHYS) {
// printf("#### WPI_MODE_PHYS\n");
pin = physPin ;
} else {
// printf("#### Unknow Mode, physPin=%d, physToWpi [physPin] =%d\n", physPin, physToWpi [physPin]);
pin = physToWpi [physPin] ;
}
printf (" | %d", digitalRead (pin)) ;
printf (" | %-4s", alts [getAlt (pin)]) ;
}
printf (" | %-5s", physNames [physPin]) ;
if (physToWpi[physPin] == -1)
printf (" | | ") ;
else
printf (" | %-3d | %-3d", physToWpi [physPin], physPinToGpio (physPin)) ;
printf (" |\n") ;
}
//guenter
void NanoPiReadAll(void)
{
int pin ;
printf (" +-----+-----+----------+------+---+-NanoPi NEO/NEO2--+------+----------+-----+-----+\n") ;
printf (" | BCM | wPi | Name | Mode | V | Physical | V | Mode | Name | wPi | BCM |\n") ;
printf (" +-----+-----+----------+------+---+----++----+---+------+----------+-----+-----+\n") ;
for (pin = 1 ; pin <= 24 ; pin += 2)
readallPhys (pin, 1) ;
printf (" +-----+-----+----------+------+---+----++----+---+------+----------+-----+-----+\n") ;
printf (" | BCM | wPi | Name | Mode | V | Physical | V | Mode | Name | wPi | BCM |\n") ;
printf (" +-----+-----+----------+------+---+-NanoPi NEO/NEO2--+------+----------+-----+-----+\n") ;
printf ("\n");
printf (" +-----+----NanoPi NEO/NEO2 Debug UART-+----+\n") ;
printf (" | BCM | wPi | Name | Mode | V | Ph |\n") ;
printf (" +-----+-----+----------+------+---+----+\n") ;
for (pin = 37 ; pin <= 38 ; pin++) {
readallPhys (pin, 0) ;
}
printf (" +-----+-----+----------+------+---+----+\n") ;
}
//guenter ende
void doReadall (void)
{
int model, rev, mem, maker, overVolted ;
if (wiringPiNodes != NULL) // External readall
{
doReadallExternal () ;
return ;
}
piBoardId (&model, &rev, &mem, &maker, &overVolted) ;
if (model == PI_MODEL_M1) {
NanoPiReadAll();
}
else
printf ("Oops - unable to determine board type... model: %d\n", model) ;
}