Project 1  4×4 Keypad
Neff Site
c1889.h
Go to the documentation of this file.
1 
17 #ifndef C1889_H_
18 #define C1889_H_
19 
20 #define C1889_COLS 4
21 #define C1889_ROWS 4
22 
23 /**** Low level functions *****/
24 
32 uint16_t c1889_scan(void);
33 
34 /**** High level functions *****/
35 
41 void c1889_init(void);
42 
52 uint16_t c1889_pressed(uint16_t current, uint16_t previous);
53 
63 uint16_t c1889_released(uint16_t current, uint16_t previous);
64 
71 char c1889_decode(uint8_t key);
72 
73 #endif /* c1889_H_ */
c1889_scan
uint16_t c1889_scan(void)
Scan keypad.
c1889_init
void c1889_init(void)
Initialize click module.
c1889_released
uint16_t c1889_released(uint16_t current, uint16_t previous)
Return released keys.
c1889_pressed
uint16_t c1889_pressed(uint16_t current, uint16_t previous)
Return pressed keys.
c1889_decode
char c1889_decode(uint8_t key)
Decode key.
Contact
Generated by   doxygen 1.8.13