From 6ab7c181b6539d600dfd06d202948929589afaa9 Mon Sep 17 00:00:00 2001
From: dahanzimin <353767514@qq.com>
Date: Tue, 3 Jun 2025 19:25:17 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E9=9B=B7=E8=BE=BE=E5=BA=93?=
 =?UTF-8?q?=E7=9A=84I2C=E5=94=A4=E9=86=92=E9=97=AE=E9=A2=98?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 boards/default_src/micropython/origin/build/lib/cbr817.py | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/boards/default_src/micropython/origin/build/lib/cbr817.py b/boards/default_src/micropython/origin/build/lib/cbr817.py
index 553e06d2..37d93cf3 100644
--- a/boards/default_src/micropython/origin/build/lib/cbr817.py
+++ b/boards/default_src/micropython/origin/build/lib/cbr817.py
@@ -29,8 +29,6 @@ class CBR817:
 	def __init__(self, i2c_bus, addr=CBR_ADDRESS, tx_power=3, threshold=5000, noise=256, delay=500, lock=500):
 		self._device  = i2c_bus
 		self._address = addr
-		_str_i2c = str(self._device)	#唤醒需要SCL管脚给高脉冲
-		self._scl = Pin(int(_str_i2c[_str_i2c.find('=') + 1 : _str_i2c.find(",")]), Pin.OUT, Pin.OPEN_DRAIN)
 
 		self._configure()
 		self.tx_power(tx_power)
@@ -49,8 +47,10 @@ class CBR817:
 
 	def _wake(self):
 		'''Wake up from low power consumption'''
-		self._scl.value(0)
-		time.sleep_us(10)
+		try:
+			self._wreg(CBR_SEL_REG, 0xC0)
+		except :
+			pass
 
 	def threshold(self, value=None):
 		self._wake()