lcdmini  2.0.0.0
lcdmini.h
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22 
28 #ifndef LCDMINI_H
29 #define LCDMINI_H
30 
31 #ifdef __cplusplus
32 extern "C"{
33 #endif
34 
39 #ifdef PREINIT_SUPPORTED
40 #include "preinit.h"
41 #endif
42 
43 #ifdef MikroCCoreVersion
44  #if MikroCCoreVersion >= 1
45  #include "delays.h"
46  #endif
47 #endif
48 
49 #include "drv_digital_out.h"
50 #include "drv_digital_in.h"
51 #include "drv_spi_master.h"
52 #include "spi_specifics.h"
53 #include "drv_pwm.h"
54 
75 #define LCDMINI_IODIRB_BANK0 0x01
76 #define LCDMINI_OLATB_BANK0 0x15
77 #define LCDMINI_IOCON_BANK0 0x0A
78 #define LCDMINI_ADDRESS_CODE 0x40
79 #define LCDMINI_GPIO_REGISTER 0x09
80  // lcdmini_reg
82 
97 #define LCDMINI_ENABLE 0x08
98 #define LCDMINI_RESET 0x04
99 
100 #define LCDMINI_OP_CODE_READ 0x01
101 #define LCDMINI_OP_CODE_WRITE 0xFE
102 
107 #define LCDMINI_CLEAR 0x01
108 #define LCDMINI_RETURN_HOME 0x02
109 #define LCDMINI_DISPLAY_OFF_CURSOR_OFF 0x08
110 #define LCDMINI_CURSOR_OFF 0x0C
111 #define LCDMINI_UNDERLINE_ON 0x0E
112 #define LCDMINI_BLINK_CURSOR_ON 0x0F
113 #define LCDMINI_MOVE_CURSOR_LEFT 0x10
114 #define LCDMINI_MOVE_CURSOR_RIGHT 0x14
115 #define LCDMINI_TURN_ON 0x0A
116 #define LCDMINI_TURN_OFF 0x0C
117 #define LCDMINI_SHIFT_LEFT 0x18
118 #define LCDMINI_SHIFT_RIGHT 0x1C
119 #define LCDMINI_2_LINE_5X7 0x28
120 
121 #define LCDMINI_FIRST_ROW 0x80
122 #define LCDMINI_SECOND_ROW 0xC0
123 #define LCDMINI_THIRD_ROW 0x94
124 #define LCDMINI_FOURTH_ROW 0xD4
125 
126 
131 #define LCDMINI_DEF_FREQ 500
132 
141 #define LCDMINI_SET_DATA_SAMPLE_EDGE SET_SPI_DATA_SAMPLE_EDGE
142 #define LCDMINI_SET_DATA_SAMPLE_MIDDLE SET_SPI_DATA_SAMPLE_MIDDLE
143  // lcdmini_set
145 
160 #define LCDMINI_MAP_MIKROBUS( cfg, mikrobus ) \
161  cfg.miso = MIKROBUS( mikrobus, MIKROBUS_MISO ); \
162  cfg.mosi = MIKROBUS( mikrobus, MIKROBUS_MOSI ); \
163  cfg.sck = MIKROBUS( mikrobus, MIKROBUS_SCK ); \
164  cfg.cs = MIKROBUS( mikrobus, MIKROBUS_CS ); \
165  cfg.cs2 = MIKROBUS( mikrobus, MIKROBUS_AN ); \
166  cfg.rst = MIKROBUS( mikrobus, MIKROBUS_RST ); \
167  cfg.pwm = MIKROBUS( mikrobus, MIKROBUS_PWM ); \
168  cfg.int_pin = MIKROBUS( mikrobus, MIKROBUS_INT )
169  // lcdmini_map // lcdmini
172 
177 typedef struct
178 {
179  // Output pins
180  digital_out_t cs2;
181  digital_out_t rst;
183  // Input pins
184  digital_in_t int_pin;
186  // Modules
187  pwm_t pwm;
189  spi_master_t spi;
191  pin_name_t chip_select;
192  uint32_t pwm_freq;
194 } lcdmini_t;
195 
200 typedef struct
201 {
202  // Communication gpio pins
203  pin_name_t miso;
204  pin_name_t mosi;
205  pin_name_t sck;
206  pin_name_t cs;
208  // Additional gpio pins
209  pin_name_t cs2;
210  pin_name_t rst;
211  pin_name_t pwm;
212  pin_name_t int_pin;
214  // Static variables
215  uint32_t dev_pwm_freq;
217  uint32_t spi_speed;
218  spi_master_mode_t spi_mode;
219  spi_master_chip_select_polarity_t cs_polarity;
221 } lcdmini_cfg_t;
222 
227 typedef enum
228 {
230  LCDMINI_ERROR = -1
231 
233 
250 
264 err_t lcdmini_init ( lcdmini_t *ctx, lcdmini_cfg_t *cfg );
265 
280 
295 err_t lcdmini_generic_write ( lcdmini_t *ctx, uint8_t reg, uint8_t *data_in, uint8_t len );
296 
311 err_t lcdmini_generic_read ( lcdmini_t *ctx, uint8_t reg, uint8_t *data_out, uint8_t len );
312 
324 err_t lcdmini_set_duty_cycle ( lcdmini_t *ctx, float duty_cycle );
325 
337 
349 
359 void lcdmini_set_backlight ( lcdmini_t *ctx, float backlight_value );
360 
370 void lcdmini_set_contrast( lcdmini_t *ctx, uint8_t contrast_value );
371 
380 
389 
403 err_t lcdmini_read_register ( lcdmini_t *ctx, uint8_t reg , uint8_t *data_out );
404 
418 err_t lcdmini_write_register ( lcdmini_t *ctx, uint8_t reg , uint8_t data_in );
419 
428 void lcdmini_send_cmd ( lcdmini_t *ctx, uint8_t command );
429 
438 void lcdmini_send_char ( lcdmini_t *ctx, uint8_t character );
439 
450 void lcdmini_display_char ( lcdmini_t *ctx, uint8_t row, uint8_t column, char character );
451 
464 void lcdmini_display_text ( lcdmini_t *ctx, uint8_t row, uint8_t column, char *data_in );
465 
466 #ifdef __cplusplus
467 }
468 #endif
469 #endif // LCDMINI_H
470  // lcdmini
472 
473 // ------------------------------------------------------------------------ END
lcdmini_display_char
void lcdmini_display_char(lcdmini_t *ctx, uint8_t row, uint8_t column, char character)
LCD mini display character.
lcdmini_t::pwm
pwm_t pwm
Definition: lcdmini.h:187
lcdmini_t::rst
digital_out_t rst
Definition: lcdmini.h:181
lcdmini_cfg_t::dev_pwm_freq
uint32_t dev_pwm_freq
Definition: lcdmini.h:215
lcdmini_pwm_stop
err_t lcdmini_pwm_stop(lcdmini_t *ctx)
LCD mini stop PWM module.
lcdmini_set_contrast
void lcdmini_set_contrast(lcdmini_t *ctx, uint8_t contrast_value)
Set contrast function.
spi_specifics.h
This file contains SPI specific macros, functions, etc.
lcdmini_generic_write
err_t lcdmini_generic_write(lcdmini_t *ctx, uint8_t reg, uint8_t *data_in, uint8_t len)
LCD mini data writing function.
lcdmini_default_cfg
err_t lcdmini_default_cfg(lcdmini_t *ctx)
LCD mini default configuration function.
lcdmini_t::spi
spi_master_t spi
Definition: lcdmini.h:189
lcdmini_t::chip_select
pin_name_t chip_select
Definition: lcdmini.h:191
lcdmini_cfg_t::cs2
pin_name_t cs2
Definition: lcdmini.h:209
lcdmini_cfg_setup
void lcdmini_cfg_setup(lcdmini_cfg_t *cfg)
LCD mini configuration object setup function.
lcdmini_send_cmd
void lcdmini_send_cmd(lcdmini_t *ctx, uint8_t command)
LCD mini send command.
lcdmini_cfg_t::cs_polarity
spi_master_chip_select_polarity_t cs_polarity
Definition: lcdmini.h:219
lcdmini_cfg_t::sck
pin_name_t sck
Definition: lcdmini.h:205
lcdmini_hw_reset
void lcdmini_hw_reset(lcdmini_t *ctx)
Hardware reset function.
lcdmini_t::int_pin
digital_in_t int_pin
Definition: lcdmini.h:184
lcdmini_cfg_t::spi_mode
spi_master_mode_t spi_mode
Definition: lcdmini.h:218
lcdmini_cfg_t::mosi
pin_name_t mosi
Definition: lcdmini.h:204
LCDMINI_OK
@ LCDMINI_OK
Definition: lcdmini.h:229
lcdmini_t::cs2
digital_out_t cs2
Definition: lcdmini.h:180
lcdmini_init
err_t lcdmini_init(lcdmini_t *ctx, lcdmini_cfg_t *cfg)
LCD mini initialization function.
lcdmini_set_duty_cycle
err_t lcdmini_set_duty_cycle(lcdmini_t *ctx, float duty_cycle)
LCD mini sets PWM duty cycle.
lcdmini_pwm_start
err_t lcdmini_pwm_start(lcdmini_t *ctx)
LCD mini start PWM module.
lcdmini_read_register
err_t lcdmini_read_register(lcdmini_t *ctx, uint8_t reg, uint8_t *data_out)
LCD mini register data reading function.
lcdmini_send_char
void lcdmini_send_char(lcdmini_t *ctx, uint8_t character)
LCD mini send character.
lcdmini_write_register
err_t lcdmini_write_register(lcdmini_t *ctx, uint8_t reg, uint8_t data_in)
LCD mini register data writing function.
lcdmini_cfg_t::rst
pin_name_t rst
Definition: lcdmini.h:210
lcdmini_generic_read
err_t lcdmini_generic_read(lcdmini_t *ctx, uint8_t reg, uint8_t *data_out, uint8_t len)
LCD mini data reading function.
lcdmini_cfg_t::pwm
pin_name_t pwm
Definition: lcdmini.h:211
lcdmini_cfg_t::cs
pin_name_t cs
Definition: lcdmini.h:206
lcdmini_cfg_t::miso
pin_name_t miso
Definition: lcdmini.h:203
lcdmini_cfg_t::int_pin
pin_name_t int_pin
Definition: lcdmini.h:212
lcdmini_get_interrupt
uint8_t lcdmini_get_interrupt(lcdmini_t *ctx)
Get interrupt.
lcdmini_return_value_t
lcdmini_return_value_t
LCD mini Click return value data.
Definition: lcdmini.h:228
lcdmini_set_backlight
void lcdmini_set_backlight(lcdmini_t *ctx, float backlight_value)
Set backlight function.
lcdmini_t::pwm_freq
uint32_t pwm_freq
Definition: lcdmini.h:192
lcdmini_t
LCD mini Click context object.
Definition: lcdmini.h:178
lcdmini_cfg_t
LCD mini Click configuration object.
Definition: lcdmini.h:201
LCDMINI_ERROR
@ LCDMINI_ERROR
Definition: lcdmini.h:230
lcdmini_cfg_t::spi_speed
uint32_t spi_speed
Definition: lcdmini.h:217
lcdmini_display_text
void lcdmini_display_text(lcdmini_t *ctx, uint8_t row, uint8_t column, char *data_in)
LCD mini display text.