Update

testfield/legacy/server/arduino_api/arduino_api.py

@@ -0,0 +1,91 @@
+import json
+import serial
+import serial.tools.list_ports
+import time
+
+data_table = dict()
+
+class Motor(object):
+    angle = None
+    def __init__(self, code):
+        self.angle = 0
+        self.code = code
+        data_table[code] = self.angle
+    def get(self):
+        self.angle = data_table[self.code]
+        return self.angle
+    def set(self, angle):
+        self.angle = angle
+        commander("svo", self.code, "s", angle)
+        return self.angle
+
+class Engine(object):
+    speed = None
+    def __init__(self, code):
+        self.speed = 0
+        self.code = code
+        data_table[code] = self.speed
+    def get(self):
+        self.speed = data_table[self.code]
+        return self.speed
+    def tune(self, new_speed):
+        self.speed = new_speed
+        commander("eng", self.code, "s", new_speed)
+        return self.speed
+
+class Battery:
+    def get():
+        power_left = 0.9
+        return power_left
+    def stat():
+        status = "Unplugged"
+        return status
+
+class Serial:
+    ino = serial.Serial("COM7", 9600, timeout=2)
+    if ino.is_open:
+        print("串口初始化成功")
+    def close():
+        Serial.ino.close()
+    def write(data):
+        n = Serial.ino.write(data.encode())
+        print(f"写入 {n} 字节", data.encode())
+    def readln():
+        data = Serial.ino.readline()
+        print(f"读入: {data.decode('utf-8', 'ignore')}\n")
+        return data.decode('utf-8', 'ignore')
+
+def commander(type, device, option, num = -1):
+    d = f""""type":"{type}", "device":"{device}", "option":"{option}", "num":{num}"""
+    d = "{" + d + "}"
+    Serial.write(d)
+    if option == "q":
+        b = Serial.readln()
+        if b.strip() != "":
+            print("BIS", b)
+            b = json.loads(b)
+            for i in b.keys():
+                data_table[i] = b[i]
+
+def debug():
+    ports_list = list(serial.tools.list_ports.comports())
+    if len(ports_list) <= 0:
+        print("无串口设备。")
+    else:
+        print("可用的串口设备如下：")
+        for comport in ports_list:
+            print(list(comport)[0], list(comport)[1])
+    #Serial.init()
+    #time.sleep(1)
+    #print("hi",a)
+    #Serial.readln()
+    Serial.close()
+    """/*
+        data["t(ype)"]: svo/eng
+        data["d(evice)"]: al, ar, tl, tr
+        data["o(ption)"]: s(et)/q(uery)
+        data["n(um)"]: SHORT
+    */"""
+
+if __name__ == "__main__":
+    debug()