https://docs.khadas.com/ 2026-05-09T18:22:02+00:00 https://docs.khadas.com/ https://docs.khadas.com/ttps://docs.khadas.com/lib/tpl/dokuwiki-new/images/favicon.ico text/html 2022-09-19T05:24:40+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/vim1/applications/gpio/1wire?rev=1663579480&do=diff VIM1 1Wire Introduction This page introduces the usage of 1-Wire bus on 40-Pin Header. 1-Wire Information You can find the default PIN used for 1-Wire bus from the table below. PIN GPIO Name DT Overlays Node Device Node VIM1/2 text/html 2024-08-12T23:00:18+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/vim1/applications/gpio/40pin-header?rev=1723518018&do=diff vim1 gpio-header VIM1 GPIO Header Universal GPIO 40 pins board header, used for communication between board and different external devices. Reference table Current GPIO numbers valid for vendor kernel only. Mainline linux kernel GPIO numbers will be different... text/html 2022-09-19T05:25:06+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/vim1/applications/gpio/i2c?rev=1663579506&do=diff VIM1 I2C Introduction This page introduces the usage of I2C bus on 40-Pin Header. I2C Information I2C PIN GPIO Name DT Overlays Node Bus Number Device Node VIM1/2 I2C A 22(SCL) GPIODV_25 i2c0 text/html 2022-09-19T05:24:48+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/vim1/applications/gpio/irq?rev=1663579488&do=diff VIM1 GPIO Interrupts Introduction The page leads you to use GPIO interrupts with the GPIO number test program on Khadas SBC. Here we use GPIOH_6 on VIM3 as an example. Hardware Connection Connect the physical pins PIN20 and PIN15 by using a DuPont line. text/html 2022-09-19T05:25:22+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/vim1/applications/gpio/led?rev=1663579522&do=diff VIM1 LED Introduction This page introduces the usage of Onboard LED indicators under Linux, and leads you to control the LEDs. Device LED configurations Device Node name LED color VIM1/2 /sys/class/leds/sys_led text/html 2022-09-19T05:25:14+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/vim1/applications/gpio/pwm?rev=1663579514&do=diff VIM1 PWM Introduction This page introduces the usage of hardware PWM, and leads you to control the hardware PWM on the 40-Pin Header. PWM Reference Table PWM PIN GPIO name DT overlay node Device node VIM1 text/html 2022-07-13T21:25:55+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/vim1/applications/gpio/start?rev=1657761955&do=diff VIM1 GPIO gpio index text/html 2022-09-19T05:25:29+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/vim1/applications/gpio/uart?rev=1663579529&do=diff VIM1 UART Introduction This page introduces the usage of UART on 40pin-Header. UART Information UART PIN GPIO Name DT Overlays Node Device Node VIM1/2 UART_AO_B 15(RX) GPIOAO_5 uart4 /dev/ttyS4 text/html 2022-09-19T05:25:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/vim1/applications/gpio/wiringpi-python?rev=1663579549&do=diff VIM1 WiringPi Python WiringPi-Python Function List //GPIO class GPIO(object): def __init__(self,pinmode=0): self.MODE=pinmode if pinmode==self.WPI_MODE_PINS: wiringPiSetup() if pinmode==self.WPI_MODE_GPIO: wiringPiSetupGpio() if pinmode==self.WPI_MODE_GPIO_SYS: wiringPiSetupSys() if pinmode==self.WPI_MODE_PHYS: wiringPiSetupPhys() if pinmode==self.WPI_MODE_PIFACE: wiringPiSetupPiFace() def delay(self,*args): delay(*args) def delayMi… text/html 2023-06-25T23:21:14+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/vim1/applications/gpio/wiringpi?rev=1687749674&do=diff VIM1 WiringPi Introduction WiringPi is a C++ library for Raspberry Pi, we port it to Khadas SBC, With this library you can use many of the functionalities provided by the GPIO header: digital pins, SPI, I2C, UART, etc. WiringPi Instructions There are two methods here, via command line or C program.