iomuxc {pinctrl-names = “default”;pinctrl-0 = pinctrl_nand_gpio pinctrl_gpio_gpio pinctrl_snvs_4g_rst pinctrl_snvs_gpio;};In it, pinctrl_gpio_gpio means that when GPIO is registered, the pins in pinct
Dear netizens, the Dragon Boat Festival has passed. I saw many netizens on the forum have submitted finished products. The focus of this event is participation. My goal is to learn and improve in the
For this BOOST boost topology, if a lithium battery 4.2V1000mA is used, and the load current is a momentary signal (no need to carry the load for a long time, only need to carry 450us and then turn it
The program is compiled on the web and can run normally when downloaded to the module. When the mobile phone APP connects to the device via Bluetooth, it can find the device normally, but when registe