angle8  2.0.0.0
angle8.h
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22 
28 #ifndef ANGLE8_H
29 #define ANGLE8_H
30 
31 #ifdef __cplusplus
32 extern "C"{
33 #endif
34 
35 #include "drv_digital_out.h"
36 #include "drv_digital_in.h"
37 #include "drv_spi_master.h"
38 #include "spi_specifics.h"
39 
60 #define ANGLE8_REG_ZERO_SETTING_LSB 0x00
61 #define ANGLE8_REG_ZERO_SETTING_MSB 0x01
62 #define ANGLE8_REG_BIAS_CURRENT_TIMING 0x02
63 #define ANGLE8_REG_ENABLE_TRIMMING 0x03
64 #define ANGLE8_REG_CYCLE_TIME_LSB 0x04
65 #define ANGLE8_REG_CYCLE_TIME_MSB 0x05
66 #define ANGLE8_REG_MAGNETIC_FIELD_CONFIG 0x06
67 #define ANGLE8_REG_ND_CONFIG 0x07
68 #define ANGLE8_REG_ASC_MODE_THRESHOLD 0x08
69 #define ANGLE8_REG_ROTATION_DIRECTION 0x09
70 #define ANGLE8_REG_ASC_MODE_REFERENCE 0x0A
71 #define ANGLE8_REG_ASC_MODE_CONFIG 0x0B
72 #define ANGLE8_REG_FILTER_WINDOW 0x0E
73 #define ANGLE8_REG_ERROR_FLAGS 0x1A
74 #define ANGLE8_REG_ALARM_FLAGS 0x1B
75 
80 #define ANGLE8_CMD_READ_ANGLE 0x00
81 #define ANGLE8_CMD_READ_REGISTER 0x40
82 #define ANGLE8_CMD_WRITE_REGISTER 0x80
83 #define ANGLE8_CMD_STORE_SINGLE_REGISTER 0xE0
84 #define ANGLE8_CMD_STORE_ALL_REGISTERS 0xC0
85 #define ANGLE8_CMD_RESTORE_ALL_REGISTERS 0xA0
86 #define ANGLE8_CMD_CLEAR_ERROR_FLAGS 0x20
87  // angle8_reg
89 
104 #define ANGLE8_ROTATION_DIRECTION_CW 0x00
105 #define ANGLE8_ROTATION_DIRECTION_CCW 0x80
106 
111 #define ANGLE8_RESOLUTION 0xFFFF
112 #define ANGLE8_FULL_CIRCLE 360.0
113 
118 #define ANGLE8_CYCLE_TIME_MAX 6553.5
119 #define ANGLE8_CYCLE_TIME_100MS 100.0
120 #define ANGLE8_CYCLE_TIME_MIN 0.2
121 
135 #define ANGLE8_SET_DATA_SAMPLE_EDGE SET_SPI_DATA_SAMPLE_EDGE
136 #define ANGLE8_SET_DATA_SAMPLE_MIDDLE SET_SPI_DATA_SAMPLE_MIDDLE
137  // angle8_set
139 
154 #define ANGLE8_MAP_MIKROBUS( cfg, mikrobus ) \
155  cfg.miso = MIKROBUS( mikrobus, MIKROBUS_MISO ); \
156  cfg.mosi = MIKROBUS( mikrobus, MIKROBUS_MOSI ); \
157  cfg.sck = MIKROBUS( mikrobus, MIKROBUS_SCK ); \
158  cfg.cs = MIKROBUS( mikrobus, MIKROBUS_CS ); \
159  cfg.nd = MIKROBUS( mikrobus, MIKROBUS_AN ); \
160  cfg.dv = MIKROBUS( mikrobus, MIKROBUS_RST ); \
161  cfg.en = MIKROBUS( mikrobus, MIKROBUS_PWM ); \
162  cfg.mgl = MIKROBUS( mikrobus, MIKROBUS_INT )
163  // angle8_map // angle8
166 
171 typedef struct
172 {
173  // Output pins
174  digital_out_t en;
176  // Input pins
177  digital_in_t nd;
178  digital_in_t dv;
179  digital_in_t mgl;
181  // Modules
182  spi_master_t spi;
184  pin_name_t chip_select;
186 } angle8_t;
187 
192 typedef struct
193 {
194  // Communication gpio pins
195  pin_name_t miso;
196  pin_name_t mosi;
197  pin_name_t sck;
198  pin_name_t cs;
200  // Additional gpio pins
201  pin_name_t nd;
202  pin_name_t dv;
203  pin_name_t en;
204  pin_name_t mgl;
206  // static variable
207  uint32_t spi_speed;
208  spi_master_mode_t spi_mode;
209  spi_master_chip_select_polarity_t cs_polarity;
211 } angle8_cfg_t;
212 
217 typedef enum
218 {
220  ANGLE8_ERROR = -1
221 
223 
240 
254 err_t angle8_init ( angle8_t *ctx, angle8_cfg_t *cfg );
255 
269 
282 err_t angle8_write_register ( angle8_t *ctx, uint8_t reg, uint8_t data_in );
283 
296 err_t angle8_read_register ( angle8_t *ctx, uint8_t reg, uint8_t *data_out );
297 
309 err_t angle8_read_angle ( angle8_t *ctx, float *angle );
310 
322 
334 err_t angle8_store_single_register ( angle8_t *ctx, uint8_t reg );
335 
347 
357 
367 
376 uint8_t angle8_get_nd_pin ( angle8_t *ctx );
377 
386 uint8_t angle8_get_dv_pin ( angle8_t *ctx );
387 
396 uint8_t angle8_get_mgl_pin ( angle8_t *ctx );
397 
409 err_t angle8_set_cycle_time ( angle8_t *ctx, float time_ms );
410 
411 #ifdef __cplusplus
412 }
413 #endif
414 #endif // ANGLE8_H
415  // angle8
417 
418 // ------------------------------------------------------------------------ END
angle8_cfg_t::dv
pin_name_t dv
Definition: angle8.h:202
angle8_t::en
digital_out_t en
Definition: angle8.h:174
ANGLE8_ERROR
@ ANGLE8_ERROR
Definition: angle8.h:220
angle8_default_cfg
err_t angle8_default_cfg(angle8_t *ctx)
Angle 8 default configuration function.
angle8_t
Angle 8 Click context object.
Definition: angle8.h:172
angle8_cfg_t::nd
pin_name_t nd
Definition: angle8.h:201
spi_specifics.h
This file contains SPI specific macros, functions, etc.
angle8_cfg_t::spi_speed
uint32_t spi_speed
Definition: angle8.h:207
angle8_t::chip_select
pin_name_t chip_select
Definition: angle8.h:184
angle8_init
err_t angle8_init(angle8_t *ctx, angle8_cfg_t *cfg)
Angle 8 initialization function.
angle8_cfg_t::en
pin_name_t en
Definition: angle8.h:203
angle8_cfg_t
Angle 8 Click configuration object.
Definition: angle8.h:193
angle8_set_cycle_time
err_t angle8_set_cycle_time(angle8_t *ctx, float time_ms)
Angle 8 set cycle time function.
angle8_cfg_t::cs
pin_name_t cs
Definition: angle8.h:198
angle8_cfg_t::mosi
pin_name_t mosi
Definition: angle8.h:196
angle8_cfg_t::miso
pin_name_t miso
Definition: angle8.h:195
angle8_cfg_setup
void angle8_cfg_setup(angle8_cfg_t *cfg)
Angle 8 configuration object setup function.
angle8_clear_error_flags
err_t angle8_clear_error_flags(angle8_t *ctx)
Angle 8 clear error flags function.
angle8_return_value_t
angle8_return_value_t
Angle 8 Click return value data.
Definition: angle8.h:218
angle8_store_all_registers
err_t angle8_store_all_registers(angle8_t *ctx)
Angle 8 store all registers function.
angle8_disable_device
void angle8_disable_device(angle8_t *ctx)
Angle 8 disable device function.
angle8_t::mgl
digital_in_t mgl
Definition: angle8.h:179
angle8_get_dv_pin
uint8_t angle8_get_dv_pin(angle8_t *ctx)
Angle 8 get dv pin function.
angle8_t::dv
digital_in_t dv
Definition: angle8.h:178
angle8_get_nd_pin
uint8_t angle8_get_nd_pin(angle8_t *ctx)
Angle 8 get nd pin function.
angle8_store_single_register
err_t angle8_store_single_register(angle8_t *ctx, uint8_t reg)
Angle 8 store single register function.
angle8_enable_device
void angle8_enable_device(angle8_t *ctx)
Angle 8 enable device function.
angle8_cfg_t::mgl
pin_name_t mgl
Definition: angle8.h:204
angle8_t::nd
digital_in_t nd
Definition: angle8.h:177
angle8_read_register
err_t angle8_read_register(angle8_t *ctx, uint8_t reg, uint8_t *data_out)
Angle 8 read register function.
ANGLE8_OK
@ ANGLE8_OK
Definition: angle8.h:219
angle8_get_mgl_pin
uint8_t angle8_get_mgl_pin(angle8_t *ctx)
Angle 8 get mgl pin function.
angle8_t::spi
spi_master_t spi
Definition: angle8.h:182
angle8_read_angle
err_t angle8_read_angle(angle8_t *ctx, float *angle)
Angle 8 read angle function.
angle8_cfg_t::spi_mode
spi_master_mode_t spi_mode
Definition: angle8.h:208
angle8_write_register
err_t angle8_write_register(angle8_t *ctx, uint8_t reg, uint8_t data_in)
Angle 8 write register function.
angle8_cfg_t::cs_polarity
spi_master_chip_select_polarity_t cs_polarity
Definition: angle8.h:209
angle8_cfg_t::sck
pin_name_t sck
Definition: angle8.h:197