angle5  2.0.0.0
angle5.h
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1 /*
2  * MikroSDK - MikroE Software Development Kit
3  * Copyright© 2020 MikroElektronika d.o.o.
4  *
5  * Permission is hereby granted, free of charge, to any person
6  * obtaining a copy of this software and associated documentation
7  * files (the "Software"), to deal in the Software without restriction,
8  * including without limitation the rights to use, copy, modify, merge,
9  * publish, distribute, sublicense, and/or sell copies of the Software,
10  * and to permit persons to whom the Software is furnished to do so,
11  * subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be
14  * included in all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
17  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
19  * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
20  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE
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24 
33 // ----------------------------------------------------------------------------
34 
35 #ifndef ANGLE5_H
36 #define ANGLE5_H
37 
42 #ifdef PREINIT_SUPPORTED
43 #include "preinit.h"
44 #endif
45 
46 #ifdef MikroCCoreVersion
47  #if MikroCCoreVersion >= 1
48  #include "delays.h"
49  #endif
50 #endif
51 
52 #include "drv_digital_out.h"
53 #include "drv_digital_in.h"
54 #include "drv_spi_master.h"
55 
56 // -------------------------------------------------------------- PUBLIC MACROS
67 #define ANGLE5_MAP_MIKROBUS( cfg, mikrobus ) \
68  cfg.miso = MIKROBUS( mikrobus, MIKROBUS_MISO ); \
69  cfg.mosi = MIKROBUS( mikrobus, MIKROBUS_MOSI ); \
70  cfg.sck = MIKROBUS( mikrobus, MIKROBUS_SCK ); \
71  cfg.cs = MIKROBUS( mikrobus, MIKROBUS_CS ); \
72  cfg.mgh = MIKROBUS( mikrobus, MIKROBUS_PWM ); \
73  cfg.mgl = MIKROBUS( mikrobus, MIKROBUS_INT )
74 
80 #define ANGLE5_RETVAL uint8_t
81 
82 #define ANGLE5_OK 0x00
83 #define ANGLE5_INIT_ERROR 0xFF
84 
90 #define ANGLE5_REG_ZERO_SETTING_LSB 0x00
91 #define ANGLE5_REG_ZERO_SETTING_MSB 0x01
92 #define ANGLE5_REG_BIAS_CURRENT_TRIMMING 0x02
93 #define ANGLE5_REG_ENABLE_TRIMMING_XY 0x03
94 #define ANGLE5_REG_CONFIG_1 0x04
95 #define ANGLE5_REG_CONFIG_2 0x05
96 #define ANGLE5_REG_MAGNETIC_FIELD_THR 0x06
97 #define ANGLE5_REG_NUMBER_OF_POLE_PAIRS 0x07
98 #define ANGLE5_REG_ROTATION_DIRECTION 0x09
99 #define ANGLE5_REG_MG_H_L 0x1B
100 
106 #define ANGLE5_CMD_READ_ANGLE 0x00
107 #define ANGLE5_CMD_READ 0x40
108 #define ANGLE5_CMD_WRITE 0x80
109  // End group macro
112 // --------------------------------------------------------------- PUBLIC TYPES
121 typedef struct
122 {
123  // Output pins
124 
125  digital_out_t cs;
126 
127  // Input pins
128 
129  digital_in_t mgh;
130  digital_in_t mgl;
131 
132  // Modules
133 
134  spi_master_t spi;
135  pin_name_t chip_select;
136 
137 } angle5_t;
138 
142 typedef struct
143 {
144  // Communication gpio pins
145 
146  pin_name_t miso;
147  pin_name_t mosi;
148  pin_name_t sck;
149  pin_name_t cs;
150 
151  // Additional gpio pins
152 
153  pin_name_t mgh;
154  pin_name_t mgl;
155 
156  // static variable
157 
158  uint32_t spi_speed;
159  spi_master_mode_t spi_mode;
160  spi_master_chip_select_polarity_t cs_polarity;
161 
162 } angle5_cfg_t;
163  // End types group
165 // ----------------------------------------------- PUBLIC FUNCTION DECLARATIONS
166 
171 #ifdef __cplusplus
172 extern "C"{
173 #endif
174 
184 
194 
203 
216 (
217  angle5_t *ctx,
218  uint8_t *wr_buf,
219  uint16_t wr_len,
220  uint8_t *rd_buf,
221  uint16_t rd_len
222 );
223 
233 uint16_t angle5_read_raw_angle ( angle5_t *ctx );
234 
245 
257 uint16_t angle5_read_register ( angle5_t *ctx, uint8_t reg_addr, uint8_t *rsp );
258 
271 uint16_t angle5_write_register ( angle5_t *ctx, uint8_t reg_addr, uint8_t tx_data, uint8_t *status );
272 
283 float angle5_calc_rpm ( float old_angle, float new_angle );
284 
295 
306 
307 #ifdef __cplusplus
308 }
309 #endif
310 #endif // _ANGLE5_H_
311  // End public_function group
314 
315 // ------------------------------------------------------------------------- END
angle5_default_cfg
void angle5_default_cfg(angle5_t *ctx)
Click Default Configuration function.
angle5_cfg_t::mosi
pin_name_t mosi
Definition: angle5.h:147
angle5_cfg_t::sck
pin_name_t sck
Definition: angle5.h:148
angle5_t::mgh
digital_in_t mgh
Definition: angle5.h:129
angle5_read_angle_deg
float angle5_read_angle_deg(angle5_t *ctx)
Reads Angle data in deg.
angle5_cfg_t::spi_mode
spi_master_mode_t spi_mode
Definition: angle5.h:159
angle5_get_mgl_pin_state
uint8_t angle5_get_mgl_pin_state(angle5_t *ctx)
Gets MGL (INT) pin state.
angle5_cfg_setup
void angle5_cfg_setup(angle5_cfg_t *cfg)
Config Object Initialization function.
angle5_read_register
uint16_t angle5_read_register(angle5_t *ctx, uint8_t reg_addr, uint8_t *rsp)
Generic read function.
angle5_cfg_t::spi_speed
uint32_t spi_speed
Definition: angle5.h:158
angle5_t
Click ctx object definition.
Definition: angle5.h:122
angle5_cfg_t::cs_polarity
spi_master_chip_select_polarity_t cs_polarity
Definition: angle5.h:160
angle5_t::mgl
digital_in_t mgl
Definition: angle5.h:130
angle5_t::spi
spi_master_t spi
Definition: angle5.h:134
angle5_cfg_t
Click configuration structure definition.
Definition: angle5.h:143
angle5_cfg_t::mgh
pin_name_t mgh
Definition: angle5.h:153
angle5_calc_rpm
float angle5_calc_rpm(float old_angle, float new_angle)
Calculating angle data to RPM.
angle5_read_raw_angle
uint16_t angle5_read_raw_angle(angle5_t *ctx)
Reads Raw Angle data.
angle5_get_mgh_pin_state
uint8_t angle5_get_mgh_pin_state(angle5_t *ctx)
Gets MGH (PWM) pin state.
angle5_write_register
uint16_t angle5_write_register(angle5_t *ctx, uint8_t reg_addr, uint8_t tx_data, uint8_t *status)
Generic write function.
angle5_generic_transfer
void angle5_generic_transfer(angle5_t *ctx, uint8_t *wr_buf, uint16_t wr_len, uint8_t *rd_buf, uint16_t rd_len)
Generic transfer function.
angle5_t::chip_select
pin_name_t chip_select
Definition: angle5.h:135
ANGLE5_RETVAL
#define ANGLE5_RETVAL
Definition: angle5.h:80
angle5_cfg_t::miso
pin_name_t miso
Definition: angle5.h:146
angle5_cfg_t::mgl
pin_name_t mgl
Definition: angle5.h:154
angle5_init
ANGLE5_RETVAL angle5_init(angle5_t *ctx, angle5_cfg_t *cfg)
Initialization function.
angle5_t::cs
digital_out_t cs
Definition: angle5.h:125
angle5_cfg_t::cs
pin_name_t cs
Definition: angle5.h:149