rs4858  2.1.0.0
rs4858.h
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22 
28 #ifndef RS4858_H
29 #define RS4858_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_uart.h"
52 
74 #define RS4858_TX_DRV_BUFFER_SIZE 100
75 #define RS4858_RX_DRV_BUFFER_SIZE 300
76  // rs4858_cmd
78 
93 #define RS4858_MAP_MIKROBUS( cfg, mikrobus ) \
94  cfg.tx_pin = MIKROBUS( mikrobus, MIKROBUS_TX ); \
95  cfg.rx_pin = MIKROBUS( mikrobus, MIKROBUS_RX ); \
96  cfg.en = MIKROBUS( mikrobus, MIKROBUS_RST )
97  // rs4858_map // rs4858
100 
105 typedef struct
106 {
107  // Output pins
108  digital_out_t en;
110  // Modules
111  uart_t uart;
113  // Buffers
114  uint8_t uart_rx_buffer[ RS4858_RX_DRV_BUFFER_SIZE ];
115  uint8_t uart_tx_buffer[ RS4858_TX_DRV_BUFFER_SIZE ];
117 } rs4858_t;
118 
123 typedef struct
124 {
125  // Communication gpio pins
126  pin_name_t rx_pin;
127  pin_name_t tx_pin;
129  // Additional gpio pins
130  pin_name_t en;
132  // Static variable
133  uint32_t baud_rate;
135  uart_data_bits_t data_bit;
136  uart_parity_t parity_bit;
137  uart_stop_bits_t stop_bit;
139 } rs4858_cfg_t;
140 
145 typedef enum
146 {
148  RS4858_ERROR = -1
149 
151 
168 
182 err_t rs4858_init ( rs4858_t *ctx, rs4858_cfg_t *cfg );
183 
195 
208 err_t rs4858_generic_write ( rs4858_t *ctx, uint8_t *data_in, uint16_t len );
209 
222 err_t rs4858_generic_read ( rs4858_t *ctx, uint8_t *data_out, uint16_t len );
223 
234 
245 
246 #ifdef __cplusplus
247 }
248 #endif
249 #endif // RS4858_H
250  // rs4858
252 
253 // ------------------------------------------------------------------------ END
rs4858_cfg_setup
void rs4858_cfg_setup(rs4858_cfg_t *cfg)
RS485 8 configuration object setup function.
RS4858_RX_DRV_BUFFER_SIZE
#define RS4858_RX_DRV_BUFFER_SIZE
Definition: rs4858.h:75
rs4858_init
err_t rs4858_init(rs4858_t *ctx, rs4858_cfg_t *cfg)
RS485 8 initialization function.
rs4858_return_value_t
rs4858_return_value_t
RS485 8 Click return value data.
Definition: rs4858.h:146
rs4858_generic_write
err_t rs4858_generic_write(rs4858_t *ctx, uint8_t *data_in, uint16_t len)
RS485 8 data writing function.
rs4858_enable_device
void rs4858_enable_device(rs4858_t *ctx)
RS485 8 enable the device function.
rs4858_disable_device
void rs4858_disable_device(rs4858_t *ctx)
RS485 8 disable the device function.
RS4858_ERROR
@ RS4858_ERROR
Definition: rs4858.h:148
rs4858_cfg_t::rx_pin
pin_name_t rx_pin
Definition: rs4858.h:126
rs4858_cfg_t::parity_bit
uart_parity_t parity_bit
Definition: rs4858.h:136
rs4858_cfg_t::stop_bit
uart_stop_bits_t stop_bit
Definition: rs4858.h:137
rs4858_t::en
digital_out_t en
Definition: rs4858.h:108
RS4858_OK
@ RS4858_OK
Definition: rs4858.h:147
rs4858_cfg_t::uart_blocking
bool uart_blocking
Definition: rs4858.h:134
rs4858_t::uart
uart_t uart
Definition: rs4858.h:111
rs4858_cfg_t::en
pin_name_t en
Definition: rs4858.h:130
rs4858_cfg_t::baud_rate
uint32_t baud_rate
Definition: rs4858.h:133
rs4858_generic_read
err_t rs4858_generic_read(rs4858_t *ctx, uint8_t *data_out, uint16_t len)
RS485 8 data reading function.
RS4858_TX_DRV_BUFFER_SIZE
#define RS4858_TX_DRV_BUFFER_SIZE
RS485 8 driver buffer size.
Definition: rs4858.h:74
rs4858_cfg_t
RS485 8 Click configuration object.
Definition: rs4858.h:124
rs4858_t
RS485 8 Click context object.
Definition: rs4858.h:106
rs4858_default_cfg
void rs4858_default_cfg(rs4858_t *ctx)
RS485 8 default configuration function.
rs4858_cfg_t::tx_pin
pin_name_t tx_pin
Definition: rs4858.h:127
rs4858_cfg_t::data_bit
uart_data_bits_t data_bit
Definition: rs4858.h:135