uvc  2.0.0.0
uvc.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.
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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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21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE
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24 
33 // ----------------------------------------------------------------------------
34 
35 #ifndef UVC_H
36 #define UVC_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_i2c_master.h"
55 
56 // -------------------------------------------------------------- PUBLIC MACROS
66 #define UVC_MAP_MIKROBUS( cfg, mikrobus ) \
67  cfg.scl = MIKROBUS( mikrobus, MIKROBUS_SCL ); \
68  cfg.sda = MIKROBUS( mikrobus, MIKROBUS_SDA ); \
69  cfg.an = MIKROBUS( mikrobus, MIKROBUS_AN )
70 
76 #define UVC_RETVAL uint8_t
77 
78 #define UVC_OK 0x00
79 #define UVC_INIT_ERROR 0xFF
80 
86 #define UVC_DEVICE_SLAVE_ADDR 0x4D
87  // End group macro
90 // --------------------------------------------------------------- PUBLIC TYPES
99 typedef struct
100 {
101  // Output pins
102 
103  digital_out_t an;
104 
105  // Modules
106 
107  i2c_master_t i2c;
108 
109  // ctx variable
110 
111  uint8_t slave_address;
112 
113 } uvc_t;
114 
118 typedef struct
119 {
120  // Communication gpio pins
121 
122  pin_name_t scl;
123  pin_name_t sda;
124 
125  // Additional gpio pins
126 
127  pin_name_t an;
128 
129  // static variable
130 
131  uint32_t i2c_speed;
132  uint8_t i2c_address;
133 
134 } uvc_cfg_t;
135  // End types group
137 // ----------------------------------------------- PUBLIC FUNCTION DECLARATIONS
138 
144 #ifdef __cplusplus
145 extern "C"{
146 #endif
147 
156 void uvc_cfg_setup ( uvc_cfg_t *cfg );
157 
167 
178 void uvc_generic_write ( uvc_t *ctx, uint8_t reg, uint8_t *data_buf, uint8_t len );
179 
190 void uvc_generic_read ( uvc_t *ctx, uint8_t reg, uint8_t *data_buf, uint8_t len );
191 
201 uint16_t uvc_read_raw_data ( uvc_t *ctx );
202 
212 float uvc_get_voltage ( uvc_t *ctx );
213 
224 float uvc_calculate_power ( float voltage );
225 
226 #ifdef __cplusplus
227 }
228 #endif
229 #endif // _UVC_H_
230  // End public_function group
233 
234 // ------------------------------------------------------------------------- END
uvc_cfg_t::sda
pin_name_t sda
Definition: uvc.h:123
uvc_cfg_t::i2c_speed
uint32_t i2c_speed
Definition: uvc.h:131
uvc_calculate_power
float uvc_calculate_power(float voltage)
Calculate power.
uvc_cfg_t::scl
pin_name_t scl
Definition: uvc.h:122
uvc_get_voltage
float uvc_get_voltage(uvc_t *ctx)
Calculate voltage.
uvc_t
Click ctx object definition.
Definition: uvc.h:100
uvc_init
UVC_RETVAL uvc_init(uvc_t *ctx, uvc_cfg_t *cfg)
Initialization function.
uvc_generic_read
void uvc_generic_read(uvc_t *ctx, uint8_t reg, uint8_t *data_buf, uint8_t len)
Generic read function.
uvc_cfg_t::an
pin_name_t an
Definition: uvc.h:127
uvc_t::i2c
i2c_master_t i2c
Definition: uvc.h:107
uvc_cfg_t::i2c_address
uint8_t i2c_address
Definition: uvc.h:132
uvc_generic_write
void uvc_generic_write(uvc_t *ctx, uint8_t reg, uint8_t *data_buf, uint8_t len)
Generic write function.
uvc_t::an
digital_out_t an
Definition: uvc.h:103
uvc_cfg_t
Click configuration structure definition.
Definition: uvc.h:119
uvc_t::slave_address
uint8_t slave_address
Definition: uvc.h:111
UVC_RETVAL
#define UVC_RETVAL
Definition: uvc.h:76
uvc_cfg_setup
void uvc_cfg_setup(uvc_cfg_t *cfg)
Config Object Initialization function.
uvc_read_raw_data
uint16_t uvc_read_raw_data(uvc_t *ctx)
Read 12bit raw data.