openpilot v0.9.4 release

date: 2023-07-27T18:38:32
master commit: fa310d9e25

panda/python/serial.py

@@ -0,0 +1,35 @@
+# mimic a python serial port
+class PandaSerial(object):
+  def __init__(self, panda, port, baud):
+    self.panda = panda
+    self.port = port
+    self.panda.set_uart_parity(self.port, 0)
+    self._baudrate = baud
+    self.panda.set_uart_baud(self.port, baud)
+    self.buf = b""
+
+  def read(self, l=1):  # noqa: E741
+    tt = self.panda.serial_read(self.port)
+    if len(tt) > 0:
+      self.buf += tt
+    ret = self.buf[0:l]
+    self.buf = self.buf[l:]
+    return ret
+
+  def write(self, dat):
+    return self.panda.serial_write(self.port, dat)
+
+  def close(self):
+    pass
+
+  def flush(self):
+    pass
+
+  @property
+  def baudrate(self):
+    return self._baudrate
+
+  @baudrate.setter
+  def baudrate(self, value):
+    self.panda.set_uart_baud(self.port, value)
+    self._baudrate = value