TSC2100: Sample multiple times and provide an average to clean up touch detection.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29218 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 3 insertions, 1 deletions

diff --git a/firmware/drivers/tsc2100.c b/firmware/drivers/tsc2100.c
index b8edb7d52d..433e1ce6a5 100644
--- a/firmware/drivers/tsc2100.c
+++ b/firmware/drivers/tsc2100.c
@@ -81,8 +81,10 @@ void tsc2100_set_mode(bool poweron, unsigned char scan_mode)
 {
     short tsadc=(scan_mode<<TSADC_ADSCM_SHIFT)| /* mode */
                  (0x3<<TSADC_RESOL_SHIFT)| /* 12 bit resolution */
+                 (0x2<<TSADC_ADAVG_SHIFT)| /* 8 or 9 sample average */
                  (0x2<<TSADC_ADCR_SHIFT )| /* 2 MHz internal clock */
-                 (0x2<<TSADC_PVSTC_SHIFT);
+                 (0x3<<TSADC_PVSTC_SHIFT)| /* 1 ms stabalization */
+                 (TSADC_AVGFS);            /* Median filter ( 9 sample ) */
                  
     if(!poweron)
     {