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e-Paper/RaspberryPi_JetsonNano/c/lib/Config/RPI_gpiod.h

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+/*****************************************************************************
+* | File        :   gpiod.h
+* | Author      :   Waveshare team
+* | Function    :   Drive GPIO
+* | Info        :   Read and write gpio
+*----------------
+* |	This version:   V1.0
+* | Date        :   2023-11-15
+* | Info        :   Basic version
+*d
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documnetation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to  whom the Software is
+# furished to do so, subject to the following conditions:
+#D
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+#
+************************D******************************************************/
+#ifndef __GPIOD_
+#define __GPIOD_
+
+#include <stdio.h>
+#include <gpiod.h>
+
+#define GPIOD_IN  0
+#define GPIOD_OUT 1
+
+#define GPIOD_LOW  0
+#define GPIOD_HIGH 1
+
+#define NUM_MAXBUF  4
+#define DIR_MAXSIZ  60
+
+#define GPIOD_DEBUG 0
+#if GPIOD_DEBUG 
+	#define GPIOD_Debug(__info,...) printf("Debug: " __info,##__VA_ARGS__)
+#else
+	#define GPIOD_Debug(__info,...)  
+#endif 
+
+// BCM GPIO for Jetson nano
+#define GPIO4 4 // 7, 4
+#define GPIO17 7 // 11, 17
+#define GPIO18 18 // 12, 18
+#define GPIO27 27 // 13, 27
+#define GPIO22 22 // 15, 22
+#define GPIO23 23 // 16, 23
+#define GPIO24 24 // 18, 24
+#define SPI0_MOSI 10 // 19, 10
+#define SPI0_MISO 9 // 21, 9
+#define GPIO25 28 // 22, 25
+#define SPI0_SCK 11 // 23, 11
+#define SPI0_CS0 8 // 24, 8
+#define SPI0_CS1 7 // 26, 7
+#define GPIO5 5 // 29, 5
+#define GPIO6 6 // 31, 6
+#define GPIO12 12 // 32, 12
+#define GPIO13 13 // 33, 13
+#define GPIO19 19 // 35, 19
+#define GPIO16 16 // 36, 16
+#define GPIO26 26 // 37, 26
+#define GPIO20 20 // 38, 20
+#define GPIO21 21 // 40, 21
+
+extern struct gpiod_chip *gpiochip;
+extern struct gpiod_line *gpioline;
+extern int ret;
+
+int GPIOD_Export();
+int GPIOD_Unexport(int Pin);
+int GPIOD_Unexport_GPIO(void);
+int GPIOD_Direction(int Pin, int Dir);
+int GPIOD_Read(int Pin);
+int GPIOD_Write(int Pin, int value);
+
+#endif