Motoo Tanaka / SPI_STMPE610

STMPE610 touch sensor driver library

Dependents:   TS_Eyes Tokei testUniGraphic_150217 AfficheurTFTAdafruit ... more

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Revision 11:b9e339c2ceee, committed 2015-06-04

Comitter:
Rhyme
Date:
Thu Jun 04 02:49:36 2015 +0000
Parent:
5:988661c63061
Commit message:
RAW x, y sometimes returned with bit 15 on,; so masked with 0x7FFF

Changed in this revision

SPI_STMPE610.cpp Show annotated file Show diff for this revision Revisions of this file 
--- a/SPI_STMPE610.cpp	Sat Jan 10 15:13:33 2015 +0000
+++ b/SPI_STMPE610.cpp	Thu Jun 04 02:49:36 2015 +0000
@@ -221,9 +221,9 @@
     touched = data[0] & 0x80 ;
 
     readRegs(REG_TSC_DATA_X, data,5) ;
-        *x = (data[0] << 8) | data[1] ;
-        *y = (data[2] << 8) | data[3] ;
-        *z = data[4] ;
+        *x = ((data[0] << 8) | data[1])&0x7FFF ;
+        *y = ((data[2] << 8) | data[3])&0x7FFF ;
+        *z = data[4] & 0x7FFF ;
         
     data[0] = 0x4B ;
     data[1] = 0x01 ;