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38 #include "mikrosdk_version.h"
41 #if mikroSDK_GET_VERSION < 20800ul
42 #include "rcu_delays.h"
48 #include "drv_digital_out.h"
49 #include "drv_digital_in.h"
50 #include "drv_spi_master.h"
63 #define C4X4KEY_MAP_MIKROBUS( cfg, mikrobus ) \
64 cfg.miso = MIKROBUS( mikrobus, MIKROBUS_MISO ); \
65 cfg.mosi = MIKROBUS( mikrobus, MIKROBUS_MOSI ); \
66 cfg.sck = MIKROBUS( mikrobus, MIKROBUS_SCK ); \
67 cfg.cs = MIKROBUS( mikrobus, MIKROBUS_CS )
75 #define C4X4KEY_RETVAL uint8_t
77 #define C4X4KEY_OK 0x00
78 #define C4X4KEY_INIT_ERROR 0xFF
82 #define C4X4KEY_BUTTON_0 0xEFFF
83 #define C4X4KEY_BUTTON_1 0xFFFE
84 #define C4X4KEY_BUTTON_2 0xFFFD
85 #define C4X4KEY_BUTTON_3 0xFFFB
86 #define C4X4KEY_BUTTON_4 0xFFEF
87 #define C4X4KEY_BUTTON_5 0xFFDF
88 #define C4X4KEY_BUTTON_6 0xFFBF
89 #define C4X4KEY_BUTTON_7 0xFEFF
90 #define C4X4KEY_BUTTON_8 0xFDFF
91 #define C4X4KEY_BUTTON_9 0xFBFF
92 #define C4X4KEY_BUTTON_A 0xFFF7
93 #define C4X4KEY_BUTTON_B 0xFF7F
94 #define C4X4KEY_BUTTON_C 0xF7FF
95 #define C4X4KEY_BUTTON_D 0xBFFF
96 #define C4X4KEY_BUTTON_STAR 0x7FFF
97 #define C4X4KEY_BUTTON_HASH 0xDFFF
102 #define C4X4KEY_MAX_16_BIT 0xFFFF
214 #endif // _C4X4KEY_H_
pin_name_t sck
Definition: c4x4key.h:135
Click configuration structure definition.
Definition: c4x4key.h:130
spi_master_t spi
Definition: c4x4key.h:121
#define C4X4KEY_RETVAL
Definition: c4x4key.h:75
pin_name_t cs
Definition: c4x4key.h:136
uint32_t spi_speed
Definition: c4x4key.h:140
pin_name_t chip_select
Definition: c4x4key.h:122
void c4x4key_generic_transfer(c4x4key_t *ctx, uint8_t *wr_buf, uint16_t wr_len, uint8_t *rd_buf, uint16_t rd_len)
Generic transfer function.
pin_name_t miso
Definition: c4x4key.h:133
uint8_t c4x4key_get_btn_position(c4x4key_t *ctx)
Get position pressed button function.
spi_master_chip_select_polarity_t cs_polarity
Definition: c4x4key.h:142
uint16_t c4x4key_get_data(c4x4key_t *ctx)
Get 16-bit data function.
pin_name_t mosi
Definition: c4x4key.h:134
C4X4KEY_RETVAL c4x4key_init(c4x4key_t *ctx, c4x4key_cfg_t *cfg)
Initialization function.
Click ctx object definition.
Definition: c4x4key.h:116
digital_out_t cs
Definition: c4x4key.h:117
void c4x4key_cfg_setup(c4x4key_cfg_t *cfg)
Config Object Initialization function.
spi_master_mode_t spi_mode
Definition: c4x4key.h:141