5.2.7.10 LCDC Disable Register
This register can only be written if WPCRE is cleared in the LCDC Write Protection Mode Register.
GCLK must be running before writing in this register.| Name: | LCDC_LCDDIS |
| Offset: | 0x00000024 |
| Reset: | – |
| Property: | Write-only |
| Bit | 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | |
| Access | |||||||||
| Reset |
| Bit | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | |
| Access | |||||||||
| Reset |
| Bit | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | |
| PWMRST | DISPRST | SYNCRST | CLKRST | ||||||
| Access | W | W | W | W | |||||
| Reset | – | – | – | – |
| Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
| CMDIS | SDDIS | PWMDIS | DISPDIS | SYNCDIS | CLKDIS | ||||
| Access | W | W | W | W | W | W | |||
| Reset | – | – | – | – | – | – |
Bit 11 – PWMRST LCDC PWM Reset
| Value | Description |
|---|---|
| 0 | No effect. |
| 1 | Resets the PWM module immediately. The duty cycle may be violated. |
Bit 10 – DISPRST LCDC DISP Signal Reset
| Value | Description |
|---|---|
| 0 | No effect. |
| 1 | Resets the DISP signal immediately. |
Bit 9 – SYNCRST LCDC Horizontal and Vertical Synchronization Reset
| Value | Description |
|---|---|
| 0 | No effect. |
| 1 | Resets the timing engine immediately. The horizontal and vertical pulse widths are both violated. |
Bit 8 – CLKRST LCDC Clock Reset
| Value | Description |
|---|---|
| 0 | No effect. |
| 1 | Resets the pixel clock generator module immediately. The pixel clock duty cycle may be violated. |
Bit 6 – CMDIS Color Mode Signal Disable
| Value | Description |
|---|---|
| 0 | No effect. |
| 1 | Sets the color mode signa (lcd_cm) to one. If a falling edge is generated, signals the MIPI DSI host to send a “Color Mode Off” command to the LCD screen when the MIPI output interface is selected). |
Bit 5 – SDDIS Shutdown Signal Disable
| Value | Description |
|---|---|
| 0 | No effect. |
| 1 | Sets the shutdown signal (lcd_sd) to one (turns off the display). |
Bit 3 – PWMDIS LCDC Pulse Width Modulation Disable
| Value | Description |
|---|---|
| 0 | No effect. |
| 1 | Disables the pulse width modulation signal after the end of the frame. |
Bit 2 – DISPDIS LCDC DISP Signal Disable
| Value | Description |
|---|---|
| 0 | No effect. |
| 1 | Disables the DISP signal after the end of the frame. |
Bit 1 – SYNCDIS LCDC Horizontal and Vertical Synchronization Disable
| Value | Description |
|---|---|
| 0 | No effect. |
| 1 | Disables the synchronization signals after the end of the frame. |
Bit 0 – CLKDIS LCDC Pixel Clock Disable
| Value | Description |
|---|---|
| 0 | No effect. |
| 1 | Disables the pixel clock after the end of the frame. |
