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author | Karl Kurbjun <kkurbjun@gmail.com> | 2011-02-06 19:26:31 +0000 |
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committer | Karl Kurbjun <kkurbjun@gmail.com> | 2011-02-06 19:26:31 +0000 |
commit | 52b0605fb41ae72b95246a92431221637e1e377a (patch) | |
tree | 0daf7813584e5427d6c4e369afa1863b21b8b528 /firmware/drivers | |
parent | 055cb9af500380420b7d85c09cf02dfe9a46fdb1 (diff) | |
download | rockbox-52b0605fb41ae72b95246a92431221637e1e377a.tar.gz rockbox-52b0605fb41ae72b95246a92431221637e1e377a.zip |
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
Diffstat (limited to 'firmware/drivers')
-rw-r--r-- | firmware/drivers/tsc2100.c | 4 |
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) | |||
81 | { | 81 | { |
82 | short tsadc=(scan_mode<<TSADC_ADSCM_SHIFT)| /* mode */ | 82 | short tsadc=(scan_mode<<TSADC_ADSCM_SHIFT)| /* mode */ |
83 | (0x3<<TSADC_RESOL_SHIFT)| /* 12 bit resolution */ | 83 | (0x3<<TSADC_RESOL_SHIFT)| /* 12 bit resolution */ |
84 | (0x2<<TSADC_ADAVG_SHIFT)| /* 8 or 9 sample average */ | ||
84 | (0x2<<TSADC_ADCR_SHIFT )| /* 2 MHz internal clock */ | 85 | (0x2<<TSADC_ADCR_SHIFT )| /* 2 MHz internal clock */ |
85 | (0x2<<TSADC_PVSTC_SHIFT); | 86 | (0x3<<TSADC_PVSTC_SHIFT)| /* 1 ms stabalization */ |
87 | (TSADC_AVGFS); /* Median filter ( 9 sample ) */ | ||
86 | 88 | ||
87 | if(!poweron) | 89 | if(!poweron) |
88 | { | 90 | { |