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nrf5/drivers: bugfix of the sld00200p driver. Stopping the pwm instead of restarting it. Shuffle placement of static function.

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This commit is contained in:
Glenn Ruben Bakke 2017-01-08 21:29:13 +01:00
parent 859380afe8
commit 9a8bf934c6
1 changed files with 84 additions and 84 deletions
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168
nrf5/drivers/display/epaper_sld00200p_driver.c
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@ -182,7 +182,7 @@ void driver_sld00200p_reinit(void) {
mp_hal_delay_us(30); mp_hal_delay_us(30);
// stop the pwm // stop the pwm
hal_pwm_start(mp_pwm_instance); hal_pwm_stop(mp_pwm_instance);
// charge pump negative voltage on // charge pump negative voltage on
mp_hal_delay_us(10); mp_hal_delay_us(10);
@ -207,89 +207,6 @@ void driver_sld00200p_reinit(void) {
DATA_WRITE(0x72, 0x24); DATA_WRITE(0x72, 0x24);
} }
void driver_sld00200p_deinit(void) {
epaper_sld00200p_line(0x7fffu, 0, 0x55, EPD_NORM);
mp_hal_delay_ms(25);
mp_hal_pin_low(mp_pin_border);
mp_hal_delay_ms(250);
mp_hal_pin_high(mp_pin_border);
// latch reset turn on
mp_hal_delay_us(10);
DATA_WRITE(0x70, 0x03);
mp_hal_delay_us(10);
DATA_WRITE(0x72, 0x01);
// output enable off
mp_hal_delay_us(10);
DATA_WRITE(0x70, 0x02);
mp_hal_delay_us(10);
DATA_WRITE(0x72, 0x05);
// Vcom power off
mp_hal_delay_us(10);
DATA_WRITE(0x70, 0x05);
mp_hal_delay_us(10);
DATA_WRITE(0x72, 0x0e);
// power off negative charge pump
mp_hal_delay_us(10);
DATA_WRITE(0x70, 0x05);
mp_hal_delay_us(10);
DATA_WRITE(0x72, 0x02);
// discharge
mp_hal_delay_us(10);
DATA_WRITE(0x70, 0x04);
mp_hal_delay_us(10);
DATA_WRITE(0x72, 0x0c);
mp_hal_delay_us(120);
// all charge pumps off
mp_hal_delay_us(10);
DATA_WRITE(0x70, 0x05);
mp_hal_delay_us(10);
DATA_WRITE(0x72, 0x00);
// turn of osc
mp_hal_delay_us(10);
DATA_WRITE(0x70, 0x07);
mp_hal_delay_us(10);
DATA_WRITE(0x72, 0x0d);
// discharge internal - 1
mp_hal_delay_us(10);
DATA_WRITE(0x70, 0x04);
mp_hal_delay_us(10);
DATA_WRITE(0x72, 0x50);
mp_hal_delay_us(40);
// discharge internal - 2
mp_hal_delay_us(10);
DATA_WRITE(0x70, 0x04);
mp_hal_delay_us(10);
DATA_WRITE(0x72, 0xA0);
mp_hal_delay_us(40);
// discharge internal - 3
mp_hal_delay_us(10);
DATA_WRITE(0x70, 0x04);
mp_hal_delay_us(10);
DATA_WRITE(0x72, 0x00);
// turn of power and all signals
mp_hal_delay_ms(10);
mp_hal_pin_low(mp_pin_reset);
mp_hal_pin_low(mp_pin_panel_on);
mp_hal_pin_low(mp_pin_border);
// discharge pulse
mp_hal_pin_high(mp_pin_discharge);
mp_hal_delay_us(250);
mp_hal_pin_low(mp_pin_discharge);
mp_hal_pin_high(mp_pin_cs);
}
static void epaper_sld00200p_line(uint16_t line, const uint8_t * data, uint8_t fixed_value, epd_stage_t stage) static void epaper_sld00200p_line(uint16_t line, const uint8_t * data, uint8_t fixed_value, epd_stage_t stage)
{ {
mp_hal_delay_ms(10); mp_hal_delay_ms(10);
@ -414,6 +331,89 @@ static void epaper_sld00200p_line(uint16_t line, const uint8_t * data, uint8_t f
DATA_WRITE(0x72, 0x2f); DATA_WRITE(0x72, 0x2f);
} }
void driver_sld00200p_deinit(void) {
epaper_sld00200p_line(0x7fffu, 0, 0x55, EPD_NORM);
mp_hal_delay_ms(25);
mp_hal_pin_low(mp_pin_border);
mp_hal_delay_ms(250);
mp_hal_pin_high(mp_pin_border);
// latch reset turn on
mp_hal_delay_us(10);
DATA_WRITE(0x70, 0x03);
mp_hal_delay_us(10);
DATA_WRITE(0x72, 0x01);
// output enable off
mp_hal_delay_us(10);
DATA_WRITE(0x70, 0x02);
mp_hal_delay_us(10);
DATA_WRITE(0x72, 0x05);
// Vcom power off
mp_hal_delay_us(10);
DATA_WRITE(0x70, 0x05);
mp_hal_delay_us(10);
DATA_WRITE(0x72, 0x0e);
// power off negative charge pump
mp_hal_delay_us(10);
DATA_WRITE(0x70, 0x05);
mp_hal_delay_us(10);
DATA_WRITE(0x72, 0x02);
// discharge
mp_hal_delay_us(10);
DATA_WRITE(0x70, 0x04);
mp_hal_delay_us(10);
DATA_WRITE(0x72, 0x0c);
mp_hal_delay_us(120);
// all charge pumps off
mp_hal_delay_us(10);
DATA_WRITE(0x70, 0x05);
mp_hal_delay_us(10);
DATA_WRITE(0x72, 0x00);
// turn of osc
mp_hal_delay_us(10);
DATA_WRITE(0x70, 0x07);
mp_hal_delay_us(10);
DATA_WRITE(0x72, 0x0d);
// discharge internal - 1
mp_hal_delay_us(10);
DATA_WRITE(0x70, 0x04);
mp_hal_delay_us(10);
DATA_WRITE(0x72, 0x50);
mp_hal_delay_us(40);
// discharge internal - 2
mp_hal_delay_us(10);
DATA_WRITE(0x70, 0x04);
mp_hal_delay_us(10);
DATA_WRITE(0x72, 0xA0);
mp_hal_delay_us(40);
// discharge internal - 3
mp_hal_delay_us(10);
DATA_WRITE(0x70, 0x04);
mp_hal_delay_us(10);
DATA_WRITE(0x72, 0x00);
// turn of power and all signals
mp_hal_delay_ms(10);
mp_hal_pin_low(mp_pin_reset);
mp_hal_pin_low(mp_pin_panel_on);
mp_hal_pin_low(mp_pin_border);
// discharge pulse
mp_hal_pin_high(mp_pin_discharge);
mp_hal_delay_us(250);
mp_hal_pin_low(mp_pin_discharge);
mp_hal_pin_high(mp_pin_cs);
}
void driver_sld00200p_clear(uint16_t color) { void driver_sld00200p_clear(uint16_t color) {
uint16_t line_count = 176; uint16_t line_count = 176;
for (uint16_t i = 0; i < line_count; i++) { for (uint16_t i = 0; i < line_count; i++) {