lcd.h File Reference

LCD display management. More...

#include <stdint.h>
#include "common/phal_G4/usart/usart.h"

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Classes
struct	page_handler_t

Enumerations
enum	page_t : uint8_t {   PAGE_RACE = 0 , PAGE_FAULTS = 1 , PAGE_CALIBRATION = 2 , PAGE_AMK = 3 ,   PAGE_VCU = 4 , NUM_PAGES , PAGE_PREFLIGHT }

Functions
void	LCD_init (uint32_t baud_rate)
void	LCD_tx_update (void)
	Called periodically to send commands to the Nextion LCD display via USART.
void	advancePage (void)
	Advances to the next selectable page.
void	backPage (void)
	Moves to the previous selectable page.
void	selectItem (void)
void	moveUp (void)
void	moveDown (void)
void	updatePage (void)
	Updates LCD display page.
void	updateTelemetryPages (void)
	Updates current telemetry page by calling its handler if available.

Variables
static constexpr uint32_t	LCD_BAUD_RATE = 115'200
static constexpr PHAL_USART_Idx_t	LCD_USART = USART1_IDX
volatile page_t	curr_page

Detailed Description

LCD display management.

Author

Irving Wang (irvin.nosp@m.gw@p.nosp@m.urdue.nosp@m..edu)

Enumeration Type Documentation

page_t

enum page_t : uint8_t

Enumerator
PAGE_RACE
PAGE_FAULTS
PAGE_CALIBRATION
PAGE_AMK
PAGE_VCU
NUM_PAGES
PAGE_PREFLIGHT

Function Documentation

advancePage()

void advancePage

(

void

)

Advances to the next selectable page.

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backPage()

void backPage

(

void

)

Moves to the previous selectable page.

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LCD_init()

void LCD_init

(

uint32_t

baud_rate

)

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LCD_tx_update()

void LCD_tx_update

(

void

)

Called periodically to send commands to the Nextion LCD display via USART.

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moveDown()

void moveDown

(

void

)

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moveUp()

void moveUp

(

void

)

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selectItem()

void selectItem

(

void

)

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updatePage()

void updatePage

(

void

)

Updates LCD display page.

Key behaviors:

• Maintains display of error pages when active

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updateTelemetryPages()

void updateTelemetryPages

(

void

)

Updates current telemetry page by calling its handler if available.

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Variable Documentation

curr_page

volatile page_t curr_page

extern

LCD_BAUD_RATE

uint32_t LCD_BAUD_RATE = 115'200

staticconstexpr

LCD_USART

PHAL_USART_Idx_t LCD_USART = USART1_IDX

staticconstexpr