Qtouch

只看该作者 · 2013-6-25 14:15

本人正在研究Xmega的Qtouch Library，程序开始时加qt_reset_sensing();触摸键就失灵了，不加qt_reset_sensing();就正常，（调用qt_reset_sensing();后重新使能了各个通道），为啥加了就不行呢？或者说怎么用这个函数呢？

只看该作者 · 2013-6-25 14:32

void qt_set_parameter(void)
{
qt_config_data.qt_recal_threshold = DEF_QT_RECAL_THRESHOLD ;
qt_config_data.qt_di = DEF_QT_DI;
qt_config_data.qt_drift_hold_time = DEF_QT_DRIFT_HOLD_TIME;
qt_config_data.qt_max_on_duration = DEF_QT_MAX_ON_DURATION;
qt_config_data.qt_neg_drift_rate = DEF_QT_NEG_DRIFT_RATE;
qt_config_data.qt_pos_drift_rate = DEF_QT_POS_DRIFT_RATE;
qt_config_data.qt_pos_recal_delay = DEF_QT_POS_RECAL_DELAY;
}

int main(void)
{
unsigned int brust_flag=0;
sys_clk32M_init();
io_init();
OLED_Init();
Qtouch_Timer_init();

SNS_array[0][0]= 0x54;
SNS_array[0][1]= 0x00;
SNS_array[1][0]= 0x28;
SNS_array[1][1]= 0x00;

SNSK_array[0][0]= 0xa8;
SNSK_array[0][1]= 0x00;
SNSK_array[1][0]= 0x50;
SNSK_array[1][1]= 0x00;
Fill_RAM(0);
Search_Table_Display(1,32,0,Xlevel);

qt_reset_sensing();

qt_enable_key(CHANNEL_0,AKS_GROUP_1,20,HYST_50);
qt_enable_key(CHANNEL_1,AKS_GROUP_1,20,HYST_50);
qt_enable_key(CHANNEL_2,AKS_GROUP_1,20,HYST_50);
qt_enable_key(CHANNEL_4,AKS_GROUP_1,20,HYST_50);
qt_enable_key(CHANNEL_3,AKS_GROUP_1,30,HYST_50);

qt_init_sensing();

qt_set_parameter();

TCC0_CTRLA = TC_CLKSEL_DIV64_gc;
PMIC_CTRL |= PMIC_HILVLEN_bm|PMIC_MEDLVLEN_bm|PMIC_LOLVLEN_bm;
sei();
while(1)
{

if(qt_measure_flag)
{
qt_measure_flag = 0;
   do{brust_flag = qt_measure_sensors(current_time_ms_touch)&QTLIB_BURST_AGAIN ;}
   while(brust_flag);
Clear_Block_Area(1,1,0,127);
   if (GET_SENSOR_STATE(0))  Search_Table_Display(1,0,1,Xlevel);
   if (GET_SENSOR_STATE(1))  Search_Table_Display(1,1,1,Xlevel);
   if (GET_SENSOR_STATE(2))  Search_Table_Display(1,2,1,Xlevel);
   if (GET_SENSOR_STATE(3))  Search_Table_Display(1,3,1,Xlevel);
   if (GET_SENSOR_STATE(4))  Search_Table_Display(1,4,1,Xlevel);
}
}
}
主程序代码，大神在哪里