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Adding OLED scroll setup functions (#8386)

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* Adding scroll setup functions:

* Clarifying values stored in oled_scroll_speed
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brickbots 2020-03-14 14:04:34 -07:00 • committed by GitHub
parent 7aa21cc287
commit b5be96f8bb
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3 changed files with 58 additions and 6 deletions
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12
drivers/oled/oled_driver.h
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@ -246,6 +246,18 @@ void oled_task(void);
// Called at the start of oled_task, weak function overridable by the user
void oled_task_user(void);
// Set the specific 8 lines rows of the screen to scroll.
// 0 is the default for start, and 7 for end, which is the entire
// height of the screen. For 128x32 screens, rows 4-7 are not used.
void oled_scroll_set_area(uint8_t start_line, uint8_t end_line);
// Sets scroll speed, 0-7, fastest to slowest. Default is three.
// Does not take effect until scrolling is either started or restarted
// the ssd1306 supports 8 speeds with the delay
// listed below betwen each frame of the scrolling effect
// 0=2, 1=3, 2=4, 3=5, 4=25, 5=64, 6=128, 7=256
void oled_scroll_set_speed(uint8_t speed);
// Scrolls the entire display right
// Returns true if the screen was scrolling or starts scrolling
// NOTE: display contents cannot be changed while scrolling