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
22  * OR OTHER DEALINGS IN THE SOFTWARE.
23  */
24 
33 // ----------------------------------------------------------------------------
34 
35 #ifndef ANGLE5_H
36 #define ANGLE5_H
37 
38 #include "drv_digital_out.h"
39 #include "drv_digital_in.h"
40 #include "drv_spi_master.h"
41 
42 // -------------------------------------------------------------- PUBLIC MACROS
53 #define ANGLE5_MAP_MIKROBUS( cfg, mikrobus ) \
54  cfg.miso = MIKROBUS( mikrobus, MIKROBUS_MISO ); \
55  cfg.mosi = MIKROBUS( mikrobus, MIKROBUS_MOSI ); \
56  cfg.sck = MIKROBUS( mikrobus, MIKROBUS_SCK ); \
57  cfg.cs = MIKROBUS( mikrobus, MIKROBUS_CS ); \
58  cfg.mgh = MIKROBUS( mikrobus, MIKROBUS_PWM ); \
59  cfg.mgl = MIKROBUS( mikrobus, MIKROBUS_INT )
60 
66 #define ANGLE5_RETVAL uint8_t
67 
68 #define ANGLE5_OK 0x00
69 #define ANGLE5_INIT_ERROR 0xFF
70 
76 #define ANGLE5_REG_ZERO_SETTING_LSB 0x00
77 #define ANGLE5_REG_ZERO_SETTING_MSB 0x01
78 #define ANGLE5_REG_BIAS_CURRENT_TRIMMING 0x02
79 #define ANGLE5_REG_ENABLE_TRIMMING_XY 0x03
80 #define ANGLE5_REG_CONFIG_1 0x04
81 #define ANGLE5_REG_CONFIG_2 0x05
82 #define ANGLE5_REG_MAGNETIC_FIELD_THR 0x06
83 #define ANGLE5_REG_NUMBER_OF_POLE_PAIRS 0x07
84 #define ANGLE5_REG_ROTATION_DIRECTION 0x09
85 #define ANGLE5_REG_MG_H_L 0x1B
86 
92 #define ANGLE5_CMD_READ_ANGLE 0x00
93 #define ANGLE5_CMD_READ 0x40
94 #define ANGLE5_CMD_WRITE 0x80
95  // End group macro
98 // --------------------------------------------------------------- PUBLIC TYPES
107 typedef struct
108 {
109  // Output pins
110 
111  digital_out_t cs;
112 
113  // Input pins
114 
115  digital_in_t mgh;
116  digital_in_t mgl;
117 
118  // Modules
119 
120  spi_master_t spi;
121  pin_name_t chip_select;
122 
123 } angle5_t;
124 
128 typedef struct
129 {
130  // Communication gpio pins
131 
132  pin_name_t miso;
133  pin_name_t mosi;
134  pin_name_t sck;
135  pin_name_t cs;
136 
137  // Additional gpio pins
138 
139  pin_name_t mgh;
140  pin_name_t mgl;
141 
142  // static variable
143 
144  uint32_t spi_speed;
145  spi_master_mode_t spi_mode;
146  spi_master_chip_select_polarity_t cs_polarity;
147 
148 } angle5_cfg_t;
149  // End types group
151 // ----------------------------------------------- PUBLIC FUNCTION DECLARATIONS
152 
157 #ifdef __cplusplus
158 extern "C"{
159 #endif
160 
170 
180 
189 
202 (
203  angle5_t *ctx,
204  uint8_t *wr_buf,
205  uint16_t wr_len,
206  uint8_t *rd_buf,
207  uint16_t rd_len
208 );
209 
219 uint16_t angle5_read_raw_angle ( angle5_t *ctx );
220 
231 
243 uint16_t angle5_read_register ( angle5_t *ctx, uint8_t reg_addr, uint8_t *rsp );
244 
257 uint16_t angle5_write_register ( angle5_t *ctx, uint8_t reg_addr, uint8_t tx_data, uint8_t *status );
258 
269 float angle5_calc_rpm ( float old_angle, float new_angle );
270 
281 
292 
293 #ifdef __cplusplus
294 }
295 #endif
296 #endif // _ANGLE5_H_
297  // End public_function group
300 
301 // ------------------------------------------------------------------------- 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:133
angle5_cfg_t::sck
pin_name_t sck
Definition: angle5.h:134
angle5_t::mgh
digital_in_t mgh
Definition: angle5.h:115
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:145
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:144
angle5_t
Click ctx object definition.
Definition: angle5.h:108
angle5_cfg_t::cs_polarity
spi_master_chip_select_polarity_t cs_polarity
Definition: angle5.h:146
angle5_t::mgl
digital_in_t mgl
Definition: angle5.h:116
angle5_t::spi
spi_master_t spi
Definition: angle5.h:120
angle5_cfg_t
Click configuration structure definition.
Definition: angle5.h:129
angle5_cfg_t::mgh
pin_name_t mgh
Definition: angle5.h:139
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:121
ANGLE5_RETVAL
#define ANGLE5_RETVAL
Definition: angle5.h:66
angle5_cfg_t::miso
pin_name_t miso
Definition: angle5.h:132
angle5_cfg_t::mgl
pin_name_t mgl
Definition: angle5.h:140
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:111
angle5_cfg_t::cs
pin_name_t cs
Definition: angle5.h:135