tfmini  2.0.0.0
tfmini.h
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22 
28 #ifndef TFMINI_H
29 #define TFMINI_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 #include "drv_uart.h"
53 
74 #define TFMINI_CMD_HEADER 0x5A
75 #define TFMINI_CMD_ID_FW_VERSION 0x01
76 #define TFMINI_CMD_ID_SYSTEM_RESET 0x02
77 #define TFMINI_CMD_ID_FRAME_RATE 0x03
78 #define TFMINI_CMD_ID_TRIGGER_DETECTION 0x04
79 #define TFMINI_CMD_ID_OUTPUT_FORMAT 0x05
80 #define TFMINI_CMD_ID_BAUD_RATE 0x06
81 #define TFMINI_CMD_ID_ENABLE_OUTPUT 0x07
82 #define TFMINI_CMD_ID_COM_SELECTION 0x0A
83 #define TFMINI_CMD_ID_SLAVE_ADDRESS 0x0B
84 #define TFMINI_CMD_ID_DATA_FRAME 0x00
85 #define TFMINI_CMD_ID_IO_MODE_ENABLE 0x3B
86 #define TFMINI_CMD_ID_RESTORE_FACTORY 0x10
87 #define TFMINI_CMD_ID_SAVE_SETTINGS 0x11
88 
93 #define TFMINI_HEADER 0x59
94 #define TFMINI_FRAME_SIZE 0x07
95 #define TFMINI_MAX_BYTES_BEFORE_HEADER 100
96 #define TFMINI_LOW_SIGNAL_STRENGTH -1
97 #define TFMINI_SIGNAL_STRENGTH_SATURATION -2
98 #define TFMINI_AMBIENT_LIGHT_SATURATION -4
99 #define TFMINI_NO_HEADER_FOUND -5
100 #define TFMINI_WRONG_CHECKSUM -6
101 
107 #define DRV_BUFFER_SIZE 500
108 
114 #define TFMINI_SET_DEV_ADDR 0x10
115  // tfmini_cmd
117 
132 #define TFMINI_MAP_MIKROBUS( cfg, mikrobus ) \
133  cfg.scl = MIKROBUS( mikrobus, MIKROBUS_SCL ); \
134  cfg.sda = MIKROBUS( mikrobus, MIKROBUS_SDA ); \
135  cfg.tx_pin = MIKROBUS( mikrobus, MIKROBUS_TX ); \
136  cfg.rx_pin = MIKROBUS( mikrobus, MIKROBUS_RX );
137  // tfmini_map // tfmini
140 
145 typedef enum
146 {
151 
156 typedef struct
157 {
158  uint8_t cmd_id;
159  uint8_t payload[ TFMINI_FRAME_SIZE ];
160  uint8_t payload_len;
163 
168 typedef struct
169 {
170  // Modules
171  i2c_master_t i2c;
172  uart_t uart;
174  // Buffers
175  char uart_rx_buffer[ DRV_BUFFER_SIZE ];
176  char uart_tx_buffer[ DRV_BUFFER_SIZE ];
178  uint8_t slave_address;
181 } tfmini_t;
182 
187 typedef struct
188 {
189  // Communication gpio pins
190  pin_name_t scl;
191  pin_name_t sda;
192  pin_name_t rx_pin;
193  pin_name_t tx_pin;
195  // Static variable
196  uint32_t baud_rate;
198  uart_data_bits_t data_bit;
199  uart_parity_t parity_bit;
200  uart_stop_bits_t stop_bit;
201  uint32_t i2c_speed;
202  uint8_t i2c_address;
206 } tfmini_cfg_t;
207 
212 typedef enum
213 {
215  TFMINI_ERROR = -1
216 
218 
235 
251 
266 err_t tfmini_init ( tfmini_t *ctx, tfmini_cfg_t *cfg );
267 
282 
297 
314 
327 err_t tfmini_get_firmware_version ( tfmini_t *ctx, uint32_t *fw_version );
328 
341 
354 err_t tfmini_set_frame_rate ( tfmini_t *ctx, uint16_t frame_rate );
355 
373 
386 
399 
418 err_t tfmini_get_measurement ( tfmini_t *ctx, int16_t *distance, int16_t *strength, float *temperature );
419 
420 #ifdef __cplusplus
421 }
422 #endif
423 #endif // TFMINI_H
424  // tfmini
426 
427 // ------------------------------------------------------------------------ END
tfmini_cfg_t::uart_blocking
bool uart_blocking
Definition: tfmini.h:197
tfmini_drv_t
tfmini_drv_t
TFmini Click driver selector.
Definition: tfmini.h:146
tfmini_factory_default
err_t tfmini_factory_default(tfmini_t *ctx)
TFmini factory default function.
tfmini_cfg_t::rx_pin
pin_name_t rx_pin
Definition: tfmini.h:192
tfmini_drv_interface_selection
void tfmini_drv_interface_selection(tfmini_cfg_t *cfg, tfmini_drv_t drv_sel)
TFmini driver interface setup function.
tfmini_change_interface
err_t tfmini_change_interface(tfmini_t *ctx, tfmini_drv_t drv_sel)
TFmini change interface function.
tfmini_get_response
err_t tfmini_get_response(tfmini_t *ctx, tfmini_frame_t *frame)
TFmini get response function.
tfmini_cfg_t::stop_bit
uart_stop_bits_t stop_bit
Definition: tfmini.h:200
tfmini_init
err_t tfmini_init(tfmini_t *ctx, tfmini_cfg_t *cfg)
TFmini initialization function.
tfmini_frame_t
TFmini Click command frame definition structure.
Definition: tfmini.h:157
TFMINI_DRV_SEL_UART
@ TFMINI_DRV_SEL_UART
Definition: tfmini.h:147
tfmini_cfg_setup
void tfmini_cfg_setup(tfmini_cfg_t *cfg)
TFmini configuration object setup function.
TFMINI_FRAME_SIZE
#define TFMINI_FRAME_SIZE
Definition: tfmini.h:94
tfmini_default_cfg
err_t tfmini_default_cfg(tfmini_t *ctx)
TFmini default configuration function.
tfmini_t::drv_sel
tfmini_drv_t drv_sel
Definition: tfmini.h:179
TFMINI_ERROR
@ TFMINI_ERROR
Definition: tfmini.h:215
tfmini_t::slave_address
uint8_t slave_address
Definition: tfmini.h:178
tfmini_cfg_t::parity_bit
uart_parity_t parity_bit
Definition: tfmini.h:199
tfmini_cfg_t::sda
pin_name_t sda
Definition: tfmini.h:191
TFMINI_OK
@ TFMINI_OK
Definition: tfmini.h:214
tfmini_cfg_t::i2c_address
uint8_t i2c_address
Definition: tfmini.h:202
tfmini_cfg_t::baud_rate
uint32_t baud_rate
Definition: tfmini.h:196
tfmini_cfg_t::drv_sel
tfmini_drv_t drv_sel
Definition: tfmini.h:204
DRV_BUFFER_SIZE
#define DRV_BUFFER_SIZE
TFmini driver buffer size.
Definition: tfmini.h:107
TFMINI_DRV_SEL_I2C
@ TFMINI_DRV_SEL_I2C
Definition: tfmini.h:148
tfmini_frame_t::cmd_id
uint8_t cmd_id
Definition: tfmini.h:158
tfmini_send_frame
err_t tfmini_send_frame(tfmini_t *ctx, tfmini_frame_t frame)
TFmini send frame function.
tfmini_return_value_t
tfmini_return_value_t
TFmini Click return value data.
Definition: tfmini.h:213
tfmini_save_settings
err_t tfmini_save_settings(tfmini_t *ctx)
TFmini save settings function.
tfmini_get_firmware_version
err_t tfmini_get_firmware_version(tfmini_t *ctx, uint32_t *fw_version)
TFmini get firmware version function.
tfmini_t::uart
uart_t uart
Definition: tfmini.h:172
tfmini_cfg_t::scl
pin_name_t scl
Definition: tfmini.h:190
tfmini_set_frame_rate
err_t tfmini_set_frame_rate(tfmini_t *ctx, uint16_t frame_rate)
TFmini set frame rate function.
tfmini_cfg_t::data_bit
uart_data_bits_t data_bit
Definition: tfmini.h:198
tfmini_cfg_t
TFmini Click configuration object.
Definition: tfmini.h:188
tfmini_t::i2c
i2c_master_t i2c
Definition: tfmini.h:171
tfmini_cfg_t::tx_pin
pin_name_t tx_pin
Definition: tfmini.h:193
tfmini_get_measurement
err_t tfmini_get_measurement(tfmini_t *ctx, int16_t *distance, int16_t *strength, float *temperature)
TFmini get measurement function.
tfmini_t
TFmini Click context object.
Definition: tfmini.h:169
tfmini_system_reset
err_t tfmini_system_reset(tfmini_t *ctx)
TFmini system reset function.
tfmini_frame_t::payload_len
uint8_t payload_len
Definition: tfmini.h:160
tfmini_cfg_t::i2c_speed
uint32_t i2c_speed
Definition: tfmini.h:201