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Merge pull request #61 from mobyfab/master

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ADS7843 - Macro for Inverted touchpad
This commit is contained in:
Tectu 2013-04-06 15:01:36 -07:00
commit 22e7150f2d
1 changed files with 15 additions and 6 deletions
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21
drivers/ginput/touch/ADS7843/ginput_lld_mouse.c
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@ -45,6 +45,15 @@
#include "ginput_lld_mouse_board_example.h" #include "ginput_lld_mouse_board_example.h"
#endif #endif
#if defined(GINPUT_MOUSE_YX_INVERTED) && GINPUT_MOUSE_YX_INVERTED
#define CMD_X 0x91
#define CMD_Y 0xD1
#else
#define CMD_X 0xD1
#define CMD_Y 0x91
#endif
static uint16_t sampleBuf[7]; static uint16_t sampleBuf[7];
static coord_t lastx, lasty; static coord_t lastx, lasty;
@ -115,18 +124,18 @@ void ginput_lld_mouse_get_reading(MouseReading *pt) {
* Finally switch on PENIRQ once again - perform a dummy read. * Finally switch on PENIRQ once again - perform a dummy read.
* Once we have the readings, find the medium using our filter function * Once we have the readings, find the medium using our filter function
*/ */
read_value(0xD1); read_value(CMD_X);
for(i = 0; i < 7; i++) for(i = 0; i < 7; i++)
sampleBuf[i] = read_value(0xD1); sampleBuf[i] = read_value(CMD_X);
read_value(0xD0); read_value(CMD_X-1);
filter(); filter();
lastx = (coord_t)sampleBuf[3]; lastx = (coord_t)sampleBuf[3];
/* Get the Y value using the same process as above */ /* Get the Y value using the same process as above */
read_value(0x91); read_value(CMD_Y);
for(i = 0; i < 7; i++) for(i = 0; i < 7; i++)
sampleBuf[i] = read_value(0x91); sampleBuf[i] = read_value(CMD_Y);
read_value(0x90); read_value(CMD_Y-1);
filter(); filter();
lasty = (coord_t)sampleBuf[3]; lasty = (coord_t)sampleBuf[3];