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Linux Kernel
3.7.1
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Linux Kernel
3.7.1
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#include <stmpe.h>
Data Fields | |
| u8 | sample_time |
| u8 | mod_12b |
| u8 | ref_sel |
| u8 | adc_freq |
| u8 | ave_ctrl |
| u8 | touch_det_delay |
| u8 | settling |
| u8 | fraction_z |
| u8 | i_drive |
struct stmpe_ts_platform_data - stmpe811 touch screen controller platform data : ADC converstion time in number of clock. (0 -> 36 clocks, 1 -> 44 clocks, 2 -> 56 clocks, 3 -> 64 clocks, 4 -> 80 clocks, 5 -> 96 clocks, 6 -> 144 clocks), recommended is 4. : ADC Bit mode (0 -> 10bit ADC, 1 -> 12bit ADC) : ADC reference source (0 -> internal reference, 1 -> external reference) : ADC Clock speed (0 -> 1.625 MHz, 1 -> 3.25 MHz, 2 || 3 -> 6.5 MHz) : Sample average control (0 -> 1 sample, 1 -> 2 samples, 2 -> 4 samples, 3 -> 8 samples) : Touch detect interrupt delay (0 -> 10 us, 1 -> 50 us, 2 -> 100 us, 3 -> 500 us, 4-> 1 ms, 5 -> 5 ms, 6 -> 10 ms, 7 -> 50 ms) recommended is 3 : Panel driver settling time (0 -> 10 us, 1 -> 100 us, 2 -> 500 us, 3 -> 1 ms, 4 -> 5 ms, 5 -> 10 ms, 6 for 50 ms, 7 -> 100 ms) recommended is 2 : Length of the fractional part in z (fraction_z ([0..7]) = Count of the fractional part) recommended is 7 : current limit value of the touchscreen drivers (0 -> 20 mA typical 35 mA max, 1 -> 50 mA typical 80 mA max)
1.8.2