X-Git-Url: https://git.ayoreis.com/Adafruit_Blinka-hackapet.git/blobdiff_plain/069a670a4c6c364e5e13fc0b8febc27a13980450..3306ddab1a11a2d5ccd77d93eeb97a91c114e281:/src/adafruit_blinka/microcontroller/mcp2221/mcp2221.py?ds=inline

diff --git a/src/adafruit_blinka/microcontroller/mcp2221/mcp2221.py b/src/adafruit_blinka/microcontroller/mcp2221/mcp2221.py
index bd44474..aae81e5 100644
--- a/src/adafruit_blinka/microcontroller/mcp2221/mcp2221.py
+++ b/src/adafruit_blinka/microcontroller/mcp2221/mcp2221.py
@@ -279,12 +279,12 @@ class MCP2221:
         found = []
         for addr in range(start, end+1):
             # try a write
-            self.i2c_writeto(addr, b'\x00')
+            try:
+                self.i2c_writeto(addr, b'\x00')
+            except RuntimeError: # no reply!
+                continue
             # store if success
-            if self._i2c_status() == 0x00:
-                found.append(addr)
-            # cancel and continue
-            self._i2c_cancel()
+            found.append(addr)
         return found
 
     #----------------------------------------------------------------