Go to the documentation of this file.
38 #include "drv_digital_out.h"
39 #include "drv_digital_in.h"
52 #define RS4856_MAP_MIKROBUS( cfg, mikrobus ) \
53 cfg.tx_pin = MIKROBUS( mikrobus, MIKROBUS_TX ); \
54 cfg.rx_pin = MIKROBUS( mikrobus, MIKROBUS_RX ); \
55 cfg.re = MIKROBUS( mikrobus, MIKROBUS_CS ); \
56 cfg.de = MIKROBUS( mikrobus, MIKROBUS_INT )
63 #define RS4856_RETVAL uint8_t
65 #define RS4856_OK 0x00
66 #define RS4856_INIT_ERROR 0xFF
73 #define DRV_RX_BUFFER_SIZE 500
80 #define RS4856_PIN_STATE_LOW 0
81 #define RS4856_PIN_STATE_HIGH 1
#define DRV_RX_BUFFER_SIZE
Definition: rs4856.h:73
uint8_t rs4856_error_t
Error type.
Definition: rs4856.h:137
digital_out_t de
Definition: rs4856.h:98
uart_data_bits_t data_bit
Definition: rs4856.h:128
void rs4856_cfg_setup(rs4856_cfg_t *cfg)
Config Object Initialization function.
void rs4856_re_pin_set(rs4856_t *ctx, uint8_t pin_state)
Sets RE pin to high or low state.
void rs4856_de_pin_set(rs4856_t *ctx, uint8_t pin_state)
Sets DE pin to high or low state.
pin_name_t rx_pin
Definition: rs4856.h:116
pin_name_t de
Definition: rs4856.h:122
void rs4856_generic_write(rs4856_t *ctx, char *data_buf, uint16_t len)
Generic write function.
uint32_t baud_rate
Definition: rs4856.h:126
uart_t uart
Definition: rs4856.h:102
uart_parity_t parity_bit
Definition: rs4856.h:129
uart_stop_bits_t stop_bit
Definition: rs4856.h:130
digital_out_t re
Definition: rs4856.h:97
pin_name_t tx_pin
Definition: rs4856.h:117
Click ctx object definition.
Definition: rs4856.h:93
Click configuration structure definition.
Definition: rs4856.h:112
void rs4856_send_command(rs4856_t *ctx, char *command)
bool uart_blocking
Definition: rs4856.h:127
pin_name_t re
Definition: rs4856.h:121
int16_t rs4856_generic_read(rs4856_t *ctx, char *data_buf, uint16_t max_len)
Generic read function.
RS4856_RETVAL rs4856_init(rs4856_t *ctx, rs4856_cfg_t *cfg)
Initialization function.
#define RS4856_RETVAL
Definition: rs4856.h:63