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feat(app): Add CAN node application

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This commit introduces a new CAN node application for the irrigation system.

The application initializes the settings subsystem and the valve system. It is intended to be used on a CAN bus to control a valve.
Signed-off-by: Eduard Iten <eduard@iten.pro>
This commit is contained in:
Eduard Iten
2025-07-22 10:54:21 +02:00
parent 9325fa20c8
commit d92a1d9533
14 changed files with 346 additions and 0 deletions
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7
software/apps/can_node/boards/bluepill_f103rb.conf Normal file
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# Disable UART console
CONFIG_UART_CONSOLE=n
# Enable RTT console
CONFIG_RTT_CONSOLE=y
CONFIG_USE_SEGGER_RTT=y
CONFIG_SHELL_BACKEND_RTT=y

43
software/apps/can_node/boards/bluepill_f103rb.overlay Normal file
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/ {
chosen {
zephyr,console = &rtt;
zephyr,shell = &rtt;
zephyr,settings-partition = &storage_partition;
};
rtt: rtt {
compatible = "segger,rtt-uart";
#address-cells = <1>;
#size-cells = <0>;
label = "RTT";
status = "okay";
};
};
&flash0 {
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
/* Application partition starts at the beginning of flash */
slot0_partition: partition@0 {
label = "image-0";
reg = <0x00000000 DT_SIZE_K(120)>;
};
/* Use the last 8K for settings */
storage_partition: partition@1E000 {
label = "storage";
reg = <0x0001E000 DT_SIZE_K(8)>;
};
};
};
&usart1 {
modbus0 {
compatible = "zephyr,modbus-serial";
status = "okay";
};
status = "okay";
};

47
software/apps/can_node/boards/native_sim.overlay Normal file
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/ {
aliases {
vnd7050aj = &vnd7050aj;
};
vnd7050aj: vnd7050aj {
compatible = "st,vnd7050aj";
status = "okay";
input0-gpios = <&gpio0 1 GPIO_ACTIVE_HIGH>;
input1-gpios = <&gpio0 2 GPIO_ACTIVE_HIGH>;
select0-gpios = <&gpio0 3 GPIO_ACTIVE_HIGH>;
select1-gpios = <&gpio0 4 GPIO_ACTIVE_HIGH>;
sense-enable-gpios = <&gpio0 5 GPIO_ACTIVE_HIGH>;
fault-reset-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
io-channels = <&adc0 0>;
r-sense-ohms = <1500>;
k-vcc = <4000>;
};
modbus_uart: uart_2 {
compatible = "zephyr,native-pty-uart";
status = "okay";
current-speed = <19200>;
modbus0: modbus0 {
compatible = "zephyr,modbus-serial";
status = "okay";
};
};
};
&adc0 {
#address-cells = <1>;
#size-cells = <0>;
ref-internal-mv = <3300>;
ref-external1-mv = <5000>;
channel@0 {
reg = <0>;
zephyr,gain = "ADC_GAIN_1";
zephyr,reference = "ADC_REF_INTERNAL";
zephyr,acquisition-time = <ADC_ACQ_TIME_DEFAULT>;
zephyr,resolution = <12>;
};
};

48
software/apps/can_node/boards/weact_stm32g431_core.overlay Normal file
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/ {
aliases {
vnd7050aj = &vnd7050aj;
};
vnd7050aj: vnd7050aj {
compatible = "st,vnd7050aj";
status = "okay";
input0-gpios = <&gpiob 3 GPIO_ACTIVE_HIGH>;
input1-gpios = <&gpiob 4 GPIO_ACTIVE_HIGH>;
select0-gpios = <&gpiob 0 GPIO_ACTIVE_HIGH>;
select1-gpios = <&gpiob 1 GPIO_ACTIVE_HIGH>;
sense-enable-gpios = <&gpiob 6 GPIO_ACTIVE_HIGH>;
fault-reset-gpios = <&gpiob 5 GPIO_ACTIVE_LOW>;
io-channels = <&adc1 1>;
r-sense-ohms = <1500>;
k-vcc = <4000>;
};
};
&adc1 {
status = "okay";
pinctrl-0 = <&adc1_in1_pa0>;
pinctrl-names = "default";
st,adc-clock-source = "SYNC";
st,adc-prescaler = <4>;
#address-cells = <1>;
#size-cells = <0>;
channel@1 {
reg = <1>;
zephyr,gain = "ADC_GAIN_1";
zephyr,reference = "ADC_REF_INTERNAL";
zephyr,acquisition-time = <ADC_ACQ_TIME_DEFAULT>;
zephyr,resolution = <12>;
};
};
&usart1 {
modbus0 {
compatible = "zephyr,modbus-serial";
status = "okay";
};
status = "okay";
pinctrl-0 = <&usart1_tx_pa9 &usart1_rx_pa10>; // PA9=TX, PA10=RX for Modbus communication
pinctrl-names = "default";
};