first commit for demo usage

boards/nucleo_f429zi.overlay

@@ -0,0 +1,15 @@
+&spi0 {
+  status = "okay";
+  potentiometer1: mcp41xxx@0 {
+    compatible = "microchip,mcp41xxx";
+    reg = <0>;
+    res-kohms = <100>;
+    spi-max-frequency = <1000000>;
+  };
+  potentiometer2: tpl0501@0 {
+    compatible = "ti,tpl0501";
+    reg = <0>;
+    res-kohms = <100>;
+    spi-max-frequency = <1000000>;
+  };
+};

boards/rpi_pico.overlay

@@ -0,0 +1,25 @@
+/ {
+  zephyr,user {
+    in3-gpios = <&gpio0 7 GPIO_ACTIVE_HIGH>;
+    in4-gpios = <&gpio0 8 GPIO_ACTIVE_HIGH>;
+    enb-gpios = <&gpio0 9 GPIO_ACTIVE_HIGH>;
+  };
+};
+&uart0 {
+  status = "okay";
+  protocal: uart-com-protocal {
+    compatible = "uart-com-protocal";
+    status = "okay";
+    header = <0x7e 0xe7>;
+    crc16 = "none";
+    freq{
+      id = <0x00>;
+    };
+    switch{
+      id = <0x01>;
+    };
+    status{
+      id = <0x02>;
+    };
+  };
+};

boards/test_potentiometer.overlay

@@ -0,0 +1,3 @@
+/ {
+
+};

include/modbus.hpp

@@ -0,0 +1,10 @@
+#ifndef __APP_MODBUS_HPP__
+#define __APP_MODBUS_HPP__
+
+namespace zpp {
+
+
+  
+}
+
+#endif

prj.conf

@@ -1,5 +1,4 @@
 CONFIG_STDOUT_CONSOLE=y
-CONFIG_CBPRINTF_FP_SUPPORT=y
 CONFIG_STD_CPP20=y
 CONFIG_CPP=y
 CONFIG_REQUIRES_FULL_LIBCPP=y
@@ -7,8 +6,5 @@ CONFIG_REQUIRES_FULL_LIBCPP=y
 CONFIG_CONSOLE=y
 CONFIG_SERIAL=y
 CONFIG_UART_INTERRUPT_DRIVEN=y
-CONFIG_PMC_COM=y
-CONFIG_HWINFO=y
 
-CONFIG_REBOOT=y
-CONFIG_WATCHDOG=y
+CONFIG_LOG=y

src/main.cpp

@@ -1,61 +1,74 @@
-#include <etl/vector.h>
-#include <zephyr/drivers/hwinfo.h>
-#include <zephyr/drivers/sensor.h>
-
-#include <led_strip_indicator/led_strip_indicator.hpp>
 #include <uart_com/protocal.hpp>
-#include <zpp/device.hpp>
-
-#include "watchdog.hpp"
-#include "zpp/fmt.hpp"
+#include <zephyr/drivers/gpio.h>
+#include <zephyr/kernel.h>
 namespace {
-auto sensor = DEVICE_DT_GET(DT_NODELABEL(godtek));
-auto &pmc = ZPP_DRV_GET(uart_com::Protocal, DT_NODELABEL(pm_protocal));
-auto &led_strip = ZPP_DRV_GET(ledstrip::Indicator, DT_NODELABEL(indicator));
-enum Command { kTemp = 0x00, kGetId, kRunningState };
-enum RunningState {};
-constexpr auto kDeviceIdSize = 20;
-enum StatusId : uint8_t { kRunning, kPause, kError, kStandby };
-volatile bool flag{false};
+enum Cmd {
+  kFreq = 0x00,
+  kSwitch = 0x01,
+  kStatus = 0x02,
+};
+#define ZEPHYR_USER_NODE DT_PATH(zephyr_user)
+const gpio_dt_spec in3 = GPIO_DT_SPEC_GET(ZEPHYR_USER_NODE, in3_gpios);
+const gpio_dt_spec in4 = GPIO_DT_SPEC_GET(ZEPHYR_USER_NODE, in4_gpios);
+const gpio_dt_spec enb = GPIO_DT_SPEC_GET(ZEPHYR_USER_NODE, enb_gpios);
+volatile uint8_t duty_cycle_event{50};
+volatile bool is_enable{false};
+class Motor {
+public:
+  Motor() {
+    gpio_pin_configure_dt(&in3, GPIO_OUTPUT_INACTIVE);
+    gpio_pin_configure_dt(&in4, GPIO_OUTPUT_INACTIVE);
+    gpio_pin_configure_dt(&enb, GPIO_OUTPUT_INACTIVE);
+  }
+
+  auto Rotate() -> void {
+    gpio_pin_set_dt(&in3, 1);
+    gpio_pin_set_dt(&in4, 0);
+  };
+  auto Reverse() {
+    gpio_pin_set_dt(&in3, 0);
+    gpio_pin_set_dt(&in4, 1);
+  };
+  auto Stop() {
+    gpio_pin_set_dt(&in3, 0);
+    gpio_pin_set_dt(&in4, 0);
+  }
+};
+
+Motor motor{};
 } // namespace
 
 auto main(void) -> int {
-  pmc.SetRxCallback(kGetId, [](uart_com::DataType data) -> void {
-    uint8_t buffer[kDeviceIdSize];
-    auto size = hwinfo_get_device_id(buffer, sizeof(buffer));
-    pmc.Send(kGetId, uart_com::DataType(buffer, size));
-  });
+  auto &protocal = ZPP_DRV_GET(uart_com::Protocal, DT_NODELABEL(protocal));
+  protocal.SetRxCallback(kSwitch, [](uart_com::DataType data) {
+    if (data[0] == 0) {
+      motor.Stop();
+    } else {
+      motor.Rotate();
+    }
 
-  pmc.SetRxCallback(kRunningState, [](uart_com::DataType data) -> void {
-    auto state = static_cast<StatusId>(data[0]);
-    pmc.Send(
-        kRunningState,
-        uart_com::DataType(reinterpret_cast<uint8_t *>(&state), sizeof(state)));
-    led_strip.Status(state).on_error([](zpp::error_code code) {});
+    printk("set switch: %d\n", data[0]);
+    is_enable = data[0];
+  });
+  protocal.SetRxCallback(kFreq, [](uart_com::DataType data) {
+    printk("set freq: %d\n", data[0]);
+
+    uint8_t freq = 0;
+    if (data[0] == 100) {
+      freq = 100;
+    }
+    freq = data[0];
+    duty_cycle_event = freq;
   });
-  auto wdt = app::WatchDogConfig{};
-  sensor_trigger tri{.type = SENSOR_TRIG_DATA_READY,
-                     .chan = SENSOR_CHAN_AMBIENT_TEMP};
-  if (auto r = sensor_trigger_set(
-          sensor, &tri,
-          [](const device *dev, const sensor_trigger *trig) { flag = true; });
-      r != 0) {
-    return -ENODEV;
-  };
 
   while (1) {
-    if (flag) {
-      sensor_value val{0, 0};
-      if (sensor_sample_fetch_chan(sensor, SENSOR_CHAN_AMBIENT_TEMP) == 0) {
-        sensor_channel_get(sensor, SENSOR_CHAN_AMBIENT_TEMP, &val);
-        const uint8_t data[2] = {static_cast<uint8_t>(val.val1),
-                                 static_cast<uint8_t>(val.val2)};
-        pmc.Send("temp", data);
-      }
-
-      flag = false;
+    if (is_enable) {
+      printk("duty circle %d\n", duty_cycle_event);
+      gpio_pin_set_dt(&enb, 1);
+      k_sleep(K_MSEC(duty_cycle_event));
+      gpio_pin_set_dt(&enb, 0);
+      k_sleep(K_MSEC(100 - duty_cycle_event));
     }
-    wdt.Feed();
   }
   return 0;
 }