/* * Copyright (c) 2019, embedjournal.com * * SPDX-License-Identifier: Apache-2.0 */ /dts-v1/; #include #include / { model = "STM32 Minimum Development Board"; compatible = "st,stm32f103c8"; chosen { zephyr,console = &usart1; zephyr,shell-uart = &usart1; zephyr,osdp-uart = &usart2; zephyr,sram = &sram0; zephyr,flash = &flash0; }; leds { compatible = "gpio-leds"; led: led { gpios = <&gpiob 12 GPIO_ACTIVE_HIGH>; label = "LD"; }; }; aliases { led0 = &led; }; }; &clk_hse { clock-frequency = ; status = "okay"; }; &pll { mul = <9>; clocks = <&clk_hse>; status = "okay"; }; &rcc { clocks = <&pll>; clock-frequency = ; ahb-prescaler = <1>; apb1-prescaler = <2>; apb2-prescaler = <1>; }; &usart1 { pinctrl-0 = <&usart1_tx_pa9 &usart1_rx_pa10>; current-speed = <115200>; pinctrl-names = "default"; status = "okay"; }; &usart2 { pinctrl-0 = <&usart2_tx_pa2 &usart2_rx_pa3>; current-speed = <115200>; pinctrl-names = "default"; status = "okay"; }; &usart3 { pinctrl-0 = <&usart3_tx_pb10 &usart3_rx_pb11>; current-speed = <115200>; pinctrl-names = "default"; status = "okay"; }; &i2c1 { pinctrl-0 = < &i2c1_scl_pb6 &i2c1_sda_pb7 >; status = "okay"; pinctrl-names = "default"; clock-frequency = ; }; &i2c2 { pinctrl-0 = < &i2c2_scl_pb10 &i2c2_sda_pb11 >; pinctrl-names = "default"; status = "okay"; clock-frequency = ; }; &spi1 { pinctrl-0 = <&spi1_nss_master_pa4 &spi1_sck_master_pa5 &spi1_miso_master_pa6 &spi1_mosi_master_pa7>; pinctrl-names = "default"; status = "okay"; }; &spi2 { pinctrl-0 = <&spi2_nss_master_pb12 &spi2_sck_master_pb13 &spi2_miso_master_pb14 &spi2_mosi_master_pb15>; pinctrl-names = "default"; status = "okay"; }; &timers1 { status = "okay"; pwm1: pwm { status = "okay"; pinctrl-0 = <&tim1_ch1_pwm_pa8>; pinctrl-names = "default"; }; }; zephyr_udc0: &usb { pinctrl-0 = <&usb_dm_pa11 &usb_dp_pa12>; pinctrl-names = "default"; status = "okay"; }; &adc1 { pinctrl-0 = <&adc1_in0_pa0>; pinctrl-names = "default"; status = "okay"; };