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 
35 #include "mikrosdk_version.h"
36 
37 #ifdef __GNUC__
38 #if mikroSDK_GET_VERSION < 20800ul
39 #include "rcu_delays.h"
40 #else
41 #include "delays.h"
42 #endif
43 #endif
44 
45 #include "drv_digital_out.h"
46 #include "drv_digital_in.h"
47 #include "drv_i2c_master.h"
48 #include "drv_uart.h"
49 
70 #define TFMINI_CMD_HEADER 0x5A
71 #define TFMINI_CMD_ID_FW_VERSION 0x01
72 #define TFMINI_CMD_ID_SYSTEM_RESET 0x02
73 #define TFMINI_CMD_ID_FRAME_RATE 0x03
74 #define TFMINI_CMD_ID_TRIGGER_DETECTION 0x04
75 #define TFMINI_CMD_ID_OUTPUT_FORMAT 0x05
76 #define TFMINI_CMD_ID_BAUD_RATE 0x06
77 #define TFMINI_CMD_ID_ENABLE_OUTPUT 0x07
78 #define TFMINI_CMD_ID_COM_SELECTION 0x0A
79 #define TFMINI_CMD_ID_SLAVE_ADDRESS 0x0B
80 #define TFMINI_CMD_ID_DATA_FRAME 0x00
81 #define TFMINI_CMD_ID_IO_MODE_ENABLE 0x3B
82 #define TFMINI_CMD_ID_RESTORE_FACTORY 0x10
83 #define TFMINI_CMD_ID_SAVE_SETTINGS 0x11
84 
89 #define TFMINI_HEADER 0x59
90 #define TFMINI_FRAME_SIZE 0x07
91 #define TFMINI_MAX_BYTES_BEFORE_HEADER 100
92 #define TFMINI_LOW_SIGNAL_STRENGTH -1
93 #define TFMINI_SIGNAL_STRENGTH_SATURATION -2
94 #define TFMINI_AMBIENT_LIGHT_SATURATION -4
95 #define TFMINI_NO_HEADER_FOUND -5
96 #define TFMINI_WRONG_CHECKSUM -6
97 
103 #define DRV_BUFFER_SIZE 500
104 
110 #define TFMINI_SET_DEV_ADDR 0x10
111  // tfmini_cmd
113 
128 #define TFMINI_MAP_MIKROBUS( cfg, mikrobus ) \
129  cfg.scl = MIKROBUS( mikrobus, MIKROBUS_SCL ); \
130  cfg.sda = MIKROBUS( mikrobus, MIKROBUS_SDA ); \
131  cfg.tx_pin = MIKROBUS( mikrobus, MIKROBUS_TX ); \
132  cfg.rx_pin = MIKROBUS( mikrobus, MIKROBUS_RX );
133  // tfmini_map // tfmini
136 
141 typedef enum
142 {
147 
152 typedef struct
153 {
154  uint8_t cmd_id;
155  uint8_t payload[ TFMINI_FRAME_SIZE ];
156  uint8_t payload_len;
159 
164 typedef struct
165 {
166  // Modules
167  i2c_master_t i2c;
168  uart_t uart;
170  // Buffers
171  char uart_rx_buffer[ DRV_BUFFER_SIZE ];
172  char uart_tx_buffer[ DRV_BUFFER_SIZE ];
174  uint8_t slave_address;
177 } tfmini_t;
178 
183 typedef struct
184 {
185  // Communication gpio pins
186  pin_name_t scl;
187  pin_name_t sda;
188  pin_name_t rx_pin;
189  pin_name_t tx_pin;
191  // Static variable
192  uint32_t baud_rate;
194  uart_data_bits_t data_bit;
195  uart_parity_t parity_bit;
196  uart_stop_bits_t stop_bit;
197  uint32_t i2c_speed;
198  uint8_t i2c_address;
202 } tfmini_cfg_t;
203 
208 typedef enum
209 {
211  TFMINI_ERROR = -1
212 
214 
231 
247 
262 err_t tfmini_init ( tfmini_t *ctx, tfmini_cfg_t *cfg );
263 
278 
293 
310 
323 err_t tfmini_get_firmware_version ( tfmini_t *ctx, uint32_t *fw_version );
324 
337 
350 err_t tfmini_set_frame_rate ( tfmini_t *ctx, uint16_t frame_rate );
351 
369 
382 
395 
414 err_t tfmini_get_measurement ( tfmini_t *ctx, int16_t *distance, int16_t *strength, float *temperature );
415 
416 #ifdef __cplusplus
417 }
418 #endif
419 #endif // TFMINI_H
420  // tfmini
422 
423 // ------------------------------------------------------------------------ END
tfmini_cfg_t::uart_blocking
bool uart_blocking
Definition: tfmini.h:193
tfmini_drv_t
tfmini_drv_t
TFmini Click driver selector.
Definition: tfmini.h:142
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:188
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:196
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:153
TFMINI_DRV_SEL_UART
@ TFMINI_DRV_SEL_UART
Definition: tfmini.h:143
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:90
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:175
TFMINI_ERROR
@ TFMINI_ERROR
Definition: tfmini.h:211
tfmini_t::slave_address
uint8_t slave_address
Definition: tfmini.h:174
tfmini_cfg_t::parity_bit
uart_parity_t parity_bit
Definition: tfmini.h:195
tfmini_cfg_t::sda
pin_name_t sda
Definition: tfmini.h:187
TFMINI_OK
@ TFMINI_OK
Definition: tfmini.h:210
tfmini_cfg_t::i2c_address
uint8_t i2c_address
Definition: tfmini.h:198
tfmini_cfg_t::baud_rate
uint32_t baud_rate
Definition: tfmini.h:192
tfmini_cfg_t::drv_sel
tfmini_drv_t drv_sel
Definition: tfmini.h:200
DRV_BUFFER_SIZE
#define DRV_BUFFER_SIZE
TFmini driver buffer size.
Definition: tfmini.h:103
TFMINI_DRV_SEL_I2C
@ TFMINI_DRV_SEL_I2C
Definition: tfmini.h:144
tfmini_frame_t::cmd_id
uint8_t cmd_id
Definition: tfmini.h:154
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:209
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:168
tfmini_cfg_t::scl
pin_name_t scl
Definition: tfmini.h:186
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:194
tfmini_cfg_t
TFmini Click configuration object.
Definition: tfmini.h:184
tfmini_t::i2c
i2c_master_t i2c
Definition: tfmini.h:167
tfmini_cfg_t::tx_pin
pin_name_t tx_pin
Definition: tfmini.h:189
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:165
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:156
tfmini_cfg_t::i2c_speed
uint32_t i2c_speed
Definition: tfmini.h:197