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This commit is contained in:
Eduard Iten
2025-07-10 17:23:22 +02:00
parent 222ffea568
commit c1622bb01c
11 changed files with 352 additions and 104 deletions
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75
software/apps/slave_node/cdc-acm.overlay
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@@ -1,3 +1,78 @@
#include <zephyr/dt-bindings/gpio/gpio.h>
/ {
vnd7050aj: vnd7050aj {
compatible = "vnd7050aj-valve-controller";
status = "okay";
// VND7050AJ GPIO pin definitions
in0-gpios = <&gpiob 7 GPIO_ACTIVE_HIGH>; // IN0 (PB7) - Input 0 control signal
in1-gpios = <&gpiob 9 GPIO_ACTIVE_HIGH>; // IN1 (PB9) - Input 1 control signal
rst-gpios = <&gpiob 3 GPIO_ACTIVE_HIGH>; // RST (PB3) - Reset pin for VND7050AJ
sen-gpios = <&gpiob 4 GPIO_ACTIVE_HIGH>; // SEN (PB4) - Sense Enable for current monitoring
s0-gpios = <&gpiob 6 GPIO_ACTIVE_HIGH>; // S0 (PB6) - Status/Select 0 output from VND7050AJ
s1-gpios = <&gpiob 5 GPIO_ACTIVE_HIGH>; // S1 (PB5) - Status/Select 1 output from VND7050AJ
};
adc_sensors {
compatible = "adc-sensors";
supply_voltage: supply-voltage {
compatible = "custom,supply-voltage";
io-channels = <&adc1 1>; /* ADC1 channel 1 (PA0) */
io-channel-names = "voltage";
reference-mv = <3300>;
voltage-divider-ratio = <4>; /* Adjust based on your voltage divider */
sensor-mux = <&vnd7050aj>; /* Reference to VND7050AJ mux */
mux-channel = <3>; /* VCC sense channel */
measurement-delay-ms = <5>; /* 5ms delay after GPIO setup */
};
motor_current_open: motor-current-open {
compatible = "custom,motor-current";
io-channels = <&adc1 1>; /* Same ADC channel, different mux setting */
io-channel-names = "current";
reference-mv = <3300>;
current-sense-resistor-mohm = <1500000>; /* 1.5kΩ sense resistor in mΩ */
k-factor = <10>; /* Current sense amplification factor */
sen-gpios = <&gpiob 4 GPIO_ACTIVE_HIGH>; /* SEN (PB4) - enable sensor */
s0-gpios = <&gpiob 6 GPIO_ACTIVE_HIGH>; /* S0 (PB6) - mux select bit 0 */
s1-gpios = <&gpiob 5 GPIO_ACTIVE_HIGH>; /* S1 (PB5) - mux select bit 1 */
measurement-delay-ms = <10>; /* 10ms delay for current settling */
};
motor_current_close: motor-current-close {
compatible = "custom,motor-current";
io-channels = <&adc1 1>; /* Same ADC channel, different mux setting */
io-channel-names = "current";
reference-mv = <3300>;
current-sense-resistor-mohm = <1500000>; /* 1.5kΩ sense resistor in mΩ */
k-factor = <10>; /* Current sense amplification factor */
sen-gpios = <&gpiob 4 GPIO_ACTIVE_HIGH>; /* SEN (PB4) - enable sensor */
s0-gpios = <&gpiob 6 GPIO_ACTIVE_HIGH>; /* S0 (PB6) - mux select bit 0 */
s1-gpios = <&gpiob 5 GPIO_ACTIVE_HIGH>; /* S1 (PB5) - mux select bit 1 */
measurement-delay-ms = <10>; /* 10ms delay for current settling */
};
};
};
&adc1 { // ADC1 wird für PA0 verwendet
status = "okay"; // ADC1 aktivieren
pinctrl-0 = <&adc1_in1_pa0>; // Pinmux für PA0 als ADC1_IN1
pinctrl-names = "default";
st,adc-clock-source = "SYNC";
st,adc-prescaler = <4>;
#address-cells = <1>;
#size-cells = <0>;
};
&pinctrl {
// Pinmux für PA0 als ADC1_IN1 (Analogmodus)
adc1_in1_pa0: adc1_in1_pa0 {
pinmux = <STM32_PINMUX('A', 0, ANALOG)>; // PA0 in den Analogmodus setzen
};
};
&zephyr_udc0 {
cdc_acm_uart0: cdc_acm_uart0 {
compatible = "zephyr,cdc-acm-uart";