buck22  2.1.0.0
buck22.h
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22 
28 #ifndef BUCK22_H
29 #define BUCK22_H
30 
31 #ifdef __cplusplus
32 extern "C"{
33 #endif
34 
39 #ifdef PREINIT_SUPPORTED
40 #include "preinit.h"
41 #endif
42 
43 #ifdef MikroCCoreVersion
44  #if MikroCCoreVersion >= 1
45  #include "delays.h"
46  #endif
47 #endif
48 
49 #include "drv_digital_out.h"
50 #include "drv_digital_in.h"
51 #include "drv_i2c_master.h"
52 
73 #define BUCK22_REG_VOUT 0x01
74 #define BUCK22_REG_CONTROL 0x03
75 #define BUCK22_REG_STATUS 0x05
76  // buck22_reg
78 
93 #define BUCK22_VOUT_MIN 800
94 #define BUCK22_VOUT_MAX 3350
95 #define BUCK22_VOLTAGE_FACTOR 2
96 #define BUCK22_VOUT_RESOLUTION ( 5 * BUCK22_VOLTAGE_FACTOR )
97 
102 #define BUCK22_CONTROL_RESET 0x80
103 #define BUCK22_CONTROL_FPWM_VOUT_CHANGE 0x40
104 #define BUCK22_CONTROL_SOFT_EN 0x20
105 #define BUCK22_CONTROL_FPWM_EN 0x10
106 #define BUCK22_CONTROL_DISCHARGE_EN 0x08
107 #define BUCK22_CONTROL_HICCUP_EN 0x04
108 #define BUCK22_CONTROL_VRAMP_SPEED_20 0x00
109 #define BUCK22_CONTROL_VRAMP_SPEED_10 0x01
110 #define BUCK22_CONTROL_VRAMP_SPEED_5 0x02
111 #define BUCK22_CONTROL_VRAMP_SPEED_1 0x03
112 #define BUCK22_CONTROL_VRAMP_SPEED_MASK 0x03
113 #define BUCK22_CONTROL_DEFAULT_SETTING ( BUCK22_CONTROL_FPWM_VOUT_CHANGE | \
114  BUCK22_CONTROL_SOFT_EN | \
115  BUCK22_CONTROL_DISCHARGE_EN | \
116  BUCK22_CONTROL_HICCUP_EN | \
117  BUCK22_CONTROL_VRAMP_SPEED_1 )
118 
123 #define BUCK22_STATUS_THERMAL_WARNING 0x10
124 #define BUCK22_STATUS_HICCUP 0x08
125 #define BUCK22_STATUS_UVLO 0x01
126 
132 #define BUCK22_DEVICE_ADDRESS 0x42
133  // buck22_set
135 
150 #define BUCK22_MAP_MIKROBUS( cfg, mikrobus ) \
151  cfg.scl = MIKROBUS( mikrobus, MIKROBUS_SCL ); \
152  cfg.sda = MIKROBUS( mikrobus, MIKROBUS_SDA ); \
153  cfg.pg = MIKROBUS( mikrobus, MIKROBUS_INT )
154  // buck22_map // buck22
157 
162 typedef struct
163 {
164  // Input pins
165  digital_in_t pg;
167  // Modules
168  i2c_master_t i2c;
170  // I2C slave address
171  uint8_t slave_address;
173 } buck22_t;
174 
179 typedef struct
180 {
181  pin_name_t scl;
182  pin_name_t sda;
184  pin_name_t pg;
186  uint32_t i2c_speed;
187  uint8_t i2c_address;
189 } buck22_cfg_t;
190 
195 typedef enum
196 {
198  BUCK22_ERROR = -1
199 
201 
218 
232 err_t buck22_init ( buck22_t *ctx, buck22_cfg_t *cfg );
233 
245 err_t buck22_set_vout ( buck22_t *ctx, uint16_t vout_mv );
246 
258 err_t buck22_read_vout ( buck22_t *ctx, uint16_t *vout_mv );
259 
271 err_t buck22_set_control ( buck22_t *ctx, uint8_t control );
272 
284 err_t buck22_read_status ( buck22_t *ctx, uint8_t *status );
285 
294 uint8_t buck22_get_pg_pin ( buck22_t *ctx );
295 
296 #ifdef __cplusplus
297 }
298 #endif
299 #endif // BUCK22_H
300  // buck22
302 
303 // ------------------------------------------------------------------------ END
buck22_t::i2c
i2c_master_t i2c
Definition: buck22.h:168
buck22_get_pg_pin
uint8_t buck22_get_pg_pin(buck22_t *ctx)
Buck 22 get pg pin function.
buck22_set_vout
err_t buck22_set_vout(buck22_t *ctx, uint16_t vout_mv)
Buck 22 set vout function.
buck22_cfg_t
Buck 22 Click configuration object.
Definition: buck22.h:180
buck22_init
err_t buck22_init(buck22_t *ctx, buck22_cfg_t *cfg)
Buck 22 initialization function.
buck22_cfg_t::pg
pin_name_t pg
Definition: buck22.h:184
buck22_set_control
err_t buck22_set_control(buck22_t *ctx, uint8_t control)
Buck 22 set control function.
buck22_t::slave_address
uint8_t slave_address
Definition: buck22.h:171
buck22_cfg_setup
void buck22_cfg_setup(buck22_cfg_t *cfg)
Buck 22 configuration object setup function.
buck22_cfg_t::i2c_address
uint8_t i2c_address
Definition: buck22.h:187
buck22_cfg_t::scl
pin_name_t scl
Definition: buck22.h:181
buck22_cfg_t::sda
pin_name_t sda
Definition: buck22.h:182
buck22_read_status
err_t buck22_read_status(buck22_t *ctx, uint8_t *status)
Buck 22 read status function.
BUCK22_OK
@ BUCK22_OK
Definition: buck22.h:197
buck22_return_value_t
buck22_return_value_t
Buck 22 Click return value data.
Definition: buck22.h:196
buck22_read_vout
err_t buck22_read_vout(buck22_t *ctx, uint16_t *vout_mv)
Buck 22 read vout function.
buck22_cfg_t::i2c_speed
uint32_t i2c_speed
Definition: buck22.h:186
buck22_t::pg
digital_in_t pg
Definition: buck22.h:165
BUCK22_ERROR
@ BUCK22_ERROR
Definition: buck22.h:198
buck22_t
Buck 22 Click context object.
Definition: buck22.h:163