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
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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:
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13  * The above copyright notice and this permission notice shall be
14  * included in all copies or substantial portions of the Software.
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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.
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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.
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24 
33 // ----------------------------------------------------------------------------
34 
35 #ifndef ANGLE5_H
36 #define ANGLE5_H
37 
38 #include "mikrosdk_version.h"
39 
40 #ifdef __GNUC__
41 #if mikroSDK_GET_VERSION < 20800ul
42 #include "rcu_delays.h"
43 #else
44 #include "delays.h"
45 #endif
46 #endif
47 
48 #include "drv_digital_out.h"
49 #include "drv_digital_in.h"
50 #include "drv_spi_master.h"
51 
52 // -------------------------------------------------------------- PUBLIC MACROS
63 #define ANGLE5_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 ); \
68  cfg.mgh = MIKROBUS( mikrobus, MIKROBUS_PWM ); \
69  cfg.mgl = MIKROBUS( mikrobus, MIKROBUS_INT )
70 
76 #define ANGLE5_RETVAL uint8_t
77 
78 #define ANGLE5_OK 0x00
79 #define ANGLE5_INIT_ERROR 0xFF
80 
86 #define ANGLE5_REG_ZERO_SETTING_LSB 0x00
87 #define ANGLE5_REG_ZERO_SETTING_MSB 0x01
88 #define ANGLE5_REG_BIAS_CURRENT_TRIMMING 0x02
89 #define ANGLE5_REG_ENABLE_TRIMMING_XY 0x03
90 #define ANGLE5_REG_CONFIG_1 0x04
91 #define ANGLE5_REG_CONFIG_2 0x05
92 #define ANGLE5_REG_MAGNETIC_FIELD_THR 0x06
93 #define ANGLE5_REG_NUMBER_OF_POLE_PAIRS 0x07
94 #define ANGLE5_REG_ROTATION_DIRECTION 0x09
95 #define ANGLE5_REG_MG_H_L 0x1B
96 
102 #define ANGLE5_CMD_READ_ANGLE 0x00
103 #define ANGLE5_CMD_READ 0x40
104 #define ANGLE5_CMD_WRITE 0x80
105  // End group macro
108 // --------------------------------------------------------------- PUBLIC TYPES
117 typedef struct
118 {
119  // Output pins
120 
121  digital_out_t cs;
122 
123  // Input pins
124 
125  digital_in_t mgh;
126  digital_in_t mgl;
127 
128  // Modules
129 
130  spi_master_t spi;
131  pin_name_t chip_select;
132 
133 } angle5_t;
134 
138 typedef struct
139 {
140  // Communication gpio pins
141 
142  pin_name_t miso;
143  pin_name_t mosi;
144  pin_name_t sck;
145  pin_name_t cs;
146 
147  // Additional gpio pins
148 
149  pin_name_t mgh;
150  pin_name_t mgl;
151 
152  // static variable
153 
154  uint32_t spi_speed;
155  spi_master_mode_t spi_mode;
156  spi_master_chip_select_polarity_t cs_polarity;
157 
158 } angle5_cfg_t;
159  // End types group
161 // ----------------------------------------------- PUBLIC FUNCTION DECLARATIONS
162 
167 #ifdef __cplusplus
168 extern "C"{
169 #endif
170 
180 
190 
199 
212 (
213  angle5_t *ctx,
214  uint8_t *wr_buf,
215  uint16_t wr_len,
216  uint8_t *rd_buf,
217  uint16_t rd_len
218 );
219 
229 uint16_t angle5_read_raw_angle ( angle5_t *ctx );
230 
241 
253 uint16_t angle5_read_register ( angle5_t *ctx, uint8_t reg_addr, uint8_t *rsp );
254 
267 uint16_t angle5_write_register ( angle5_t *ctx, uint8_t reg_addr, uint8_t tx_data, uint8_t *status );
268 
279 float angle5_calc_rpm ( float old_angle, float new_angle );
280 
291 
302 
303 #ifdef __cplusplus
304 }
305 #endif
306 #endif // _ANGLE5_H_
307  // End public_function group
310 
311 // ------------------------------------------------------------------------- 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:143
angle5_cfg_t::sck
pin_name_t sck
Definition: angle5.h:144
angle5_t::mgh
digital_in_t mgh
Definition: angle5.h:125
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:155
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:154
angle5_t
Click ctx object definition.
Definition: angle5.h:118
angle5_cfg_t::cs_polarity
spi_master_chip_select_polarity_t cs_polarity
Definition: angle5.h:156
angle5_t::mgl
digital_in_t mgl
Definition: angle5.h:126
angle5_t::spi
spi_master_t spi
Definition: angle5.h:130
angle5_cfg_t
Click configuration structure definition.
Definition: angle5.h:139
angle5_cfg_t::mgh
pin_name_t mgh
Definition: angle5.h:149
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:131
ANGLE5_RETVAL
#define ANGLE5_RETVAL
Definition: angle5.h:76
angle5_cfg_t::miso
pin_name_t miso
Definition: angle5.h:142
angle5_cfg_t::mgl
pin_name_t mgl
Definition: angle5.h:150
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:121
angle5_cfg_t::cs
pin_name_t cs
Definition: angle5.h:145