[feat] add recv speed test by FT232H

python/serial/ft232h.py

@@ -0,0 +1,29 @@
+import serial
+import time
+
+# 配置串口参数
+com_port = 'COM14'  # 串口号
+baud_rate = 9600    # 波特率，根据下位机配置调整
+timeout = 1         # 超时时间
+
+# 打开串口
+ser = serial.Serial(com_port, baud_rate, timeout=timeout)
+
+try:
+    while True:
+        start_time =  time.perf_counter()
+        data_received = 0
+
+        # 在1秒内持续接收数据
+        while time.perf_counter() - start_time < 1:
+            data = ser.read(ser.in_waiting or 1)
+            data_received += len(data)
+
+        # 计算并打印接收速率
+        print(f"接收速率: {data_received} 字节/秒")
+
+except KeyboardInterrupt:
+    print("程序终止")
+
+finally:
+    ser.close()