/**
* \brief Delay mini-seconds
* \param ms The number of mini-seconds
*/
void sys_delay_ms(unsigned int ms) {
uint32_t curTicks;
start_EPD_timer();
curTicks = EPD_Counter;
while ((EPD_Counter - curTicks) < ms);
stop_EPD_timer();
}
/**
* \brief For Frame type waveform to update all black/white pattern
*
* \param EPD_type_index The defined EPD size
* \param bwdata Black or White color to whole screen
* \param work_time The working time
*/
static inline void same_data_frame (uint8_t EPD_type_index, uint8_t bwdata, uint32_t work_time) {
uint16_t i;
for (i = 0; i < COG_parameters[EPD_type_index].horizontal_size; i++) {
data_line_even[i]=bwdata;
data_line_odd[i]=bwdata;
}
start_EPD_timer();
do
{
for (i = 0; i < COG_parameters[EPD_type_index].vertical_size; i++) {
/* Scan byte shift per data line */
data_line_scan[(i>>2)]=SCAN_TABLE[(i%4)];
/* Sending data */
epd_spi_send (0x0A, (uint8_t *)&COG_Line.uint8, COG_parameters[EPD_type_index].data_line_size);
/* Turn on Output Enable */
epd_spi_send_byte (0x02, 0x07);
data_line_scan[(i>>2)]=0;
}
} while (get_current_time_tick()<(work_time));
/* Stop system timer */
stop_EPD_timer();
}
/**
* \brief PWM toggling.
*
* \param ms The interval of PWM toggling (mini seconds)
*/
void PWM_run(uint16_t ms) {
start_EPD_timer();
do {
EPD_pwm_high();
__delay_cycles(30);
EPD_pwm_low();
__delay_cycles(30);
} while (get_current_time_tick() < ms); //wait Delay Time
stop_EPD_timer();
}