Update keywords.txt

PaulZC · PaulZC · commit dec5cd20693c · 2021-09-24T15:24:33.000+01:00
diff --git a/keywords.txt b/keywords.txt
@@ -47,6 +47,8 @@ passThruI2Cread	KEYWORD2
 passThruI2Cwrite	KEYWORD2
 configureSleepPin	KEYWORD2
 setSleepPin	KEYWORD2
+beginSerialPort	KEYWORD2
+endSerialPort	KEYWORD2
 
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 # Constants (LITERAL1)
