BeRTOS
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LCD low-level hardware macros. More...
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Defines | |
#define | LCD_DB_OUT |
Set data bus direction to output (write to display) | |
#define | LCD_DB_IN |
Set data bus direction to input (read from display) | |
#define | LCD_DELAY_WRITE |
Delay for write (Enable pulse width, 220ns) | |
#define | LCD_DELAY_READ |
Delay for read (Data ouput delay time, 120ns) | |
LCD I/O pins/ports | |
DB high nibble (DB[4-7]) | |
#define | LCD_MASK (uint8_t)0xff |
#define | LCD_SHIFT 0 |
LCD bus control macros | |
#define | LCD_CLR_RS |
#define | LCD_SET_RS |
#define | LCD_CLR_RD |
#define | LCD_SET_RD |
#define | LCD_CLR_E |
#define | LCD_SET_E |
#define | LCD_SET_COMMAND() |
#define | LCD_SET_DATA() |
#define | LCD_WRITE(x) ((void)x) |
#define | LCD_READ (0 /* Implement me! */ ) |
LCD low-level hardware macros.
Definition in file hw_lcd_hd44.h.