/**
* \brief LCD interrupt callback function
*
* This function is called when an interrupt has occurred on LCD.
*/
void lcd_interrupt_callback(void)
{
uint32_t buf_temp;
// Change text string on LCD when a button is pressed
if (ui_pusb_button_0()) {
ui_display_text(lcd_msg_gain_cal, sizeof(lcd_msg_gain_cal));
c42048a_clear_pixel(ICON_DEGREE_C);
c42048a_clear_pixel(ICON_MILLI_VOLT);
test_release_button_gain_cal = true;
}
//to limit EEPROM write operations, CAL stored when button released
if((ui_pusb_button_0() == false)
&& (test_release_button_gain_cal == true)) {
buf_temp = (((uint32_t)ext_voltage - ext_offset_cal_val)
*8000/4095);
buf_temp = buf_temp * ADC_GAIN_EXT;
buf_temp = buf_temp / ext_gain_cal_val;
//store gain value in Flash memory
if(((buf_temp > EXT_GAIN_MIN_VAL)
&& (buf_temp < EXT_GAIN_MAX_VAL))){
ext_gain_cal_val = buf_temp;
nvm_eeprom_write_byte(ext_gain_cal_addr + 1
, (uint8_t)(buf_temp>>8));
nvm_eeprom_write_byte(ext_gain_cal_addr,
(uint8_t)(buf_temp));
}
void ui_dfu_session(void)
{
c42048a_set_text(lcd_dfu);
c42048a_blink_pixel(ICON_WARNING);
c42048a_clear_pixel(ICON_AVR);
led_power_off();
}
