singlewirecan  2.0.0.0
singlewirecan.h
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1 /*
2  * MikroSDK - MikroE Software Development Kit
3  * Copyright© 2020 MikroElektronika d.o.o.
4  *
5  * Permission is hereby granted, free of charge, to any person
6  * obtaining a copy of this software and associated documentation
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8  * including without limitation the rights to use, copy, modify, merge,
9  * publish, distribute, sublicense, and/or sell copies of the Software,
10  * and to permit persons to whom the Software is furnished to do so,
11  * subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be
14  * included in all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
17  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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20  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE
22  * OR OTHER DEALINGS IN THE SOFTWARE.
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24 
33 // ----------------------------------------------------------------------------
34 
35 #ifndef SINGLEWIRECAN_H
36 #define SINGLEWIRECAN_H
37 
38 #include "mikrosdk_version.h"
39 
40 #ifdef __GNUC__
41 #if mikroSDK_GET_VERSION < 20800ul
42 #include "rcu_delays.h"
43 #else
44 #include "delays.h"
45 #endif
46 #endif
47 
48 #include "drv_digital_out.h"
49 #include "drv_digital_in.h"
50 #include "drv_uart.h"
51 
52 
53 // -------------------------------------------------------------- PUBLIC MACROS
63 #define SINGLEWIRECAN_MAP_MIKROBUS( cfg, mikrobus ) \
64  cfg.tx_pin = MIKROBUS( mikrobus, MIKROBUS_TX ); \
65  cfg.rx_pin = MIKROBUS( mikrobus, MIKROBUS_RX ); \
66  cfg.md0 = MIKROBUS( mikrobus, MIKROBUS_RST ); \
67  cfg.md1 = MIKROBUS( mikrobus, MIKROBUS_CS )
68 
74 #define SINGLEWIRECAN_RETVAL uint8_t
75 
76 #define SINGLEWIRECAN_OK 0x00
77 #define SINGLEWIRECAN_INIT_ERROR 0xFF
78 
84 #define SINGLEWIRECAN_OPERATING_MODE_SLEEP 0x00
85 #define SINGLEWIRECAN_OPERATING_MODE_HIGH_SPEED 0x01
86 #define SINGLEWIRECAN_OPERATING_MODE_HIGH_VOLTAGE_WAKE_UP 0x02
87 #define SINGLEWIRECAN_OPERATING_MODE_NORMAL 0x03
88 
94 #define SINGLEWIRECAN_PIN_STATE_LOW 0x00
95 #define SINGLEWIRECAN_PIN_STATE_HIGH 0x01
96 
102 #define SINGLEWIRECAN_END_BUFF 0x00
103 
109 #define DRV_RX_BUFFER_SIZE 500
110  // End group macro
113 // --------------------------------------------------------------- PUBLIC TYPES
121 typedef struct
122 {
123  // Output pins
124 
125  digital_out_t md0;
126  digital_out_t md1;
127 
128  // Modules
129 
130  uart_t uart;
131 
132  char uart_rx_buffer[ DRV_RX_BUFFER_SIZE ];
133  char uart_tx_buffer[ DRV_RX_BUFFER_SIZE ];
134 
136 
140 typedef struct
141 {
142  // Communication gpio pins
143 
144  pin_name_t rx_pin;
145  pin_name_t tx_pin;
146 
147  // Additional gpio pins
148 
149  pin_name_t md0;
150  pin_name_t md1;
151 
152  // static variable
153 
154  uint32_t baud_rate; // Clock speed.
156  uart_data_bits_t data_bit; // Data bits.
157  uart_parity_t parity_bit; // Parity bit.
158  uart_stop_bits_t stop_bit; // Stop bits.
159 
161  // End types group
163 // ----------------------------------------------- PUBLIC FUNCTION DECLARATIONS
164 
170 #ifdef __cplusplus
171 extern "C"{
172 #endif
173 
184 
194 
204 void singlewirecan_generic_write ( singlewirecan_t *ctx, char *data_buf, uint16_t len );
205 
217 int32_t singlewirecan_generic_read ( singlewirecan_t *ctx, char *data_buf, uint16_t max_len );
218 
227 void singlewirecan_set_md_0_pin_state ( singlewirecan_t *ctx, uint8_t rst_state );
228 
237 void singlewirecan_set_md_1_pin_state ( singlewirecan_t *ctx, uint8_t cs_state );
238 
254 void singlewirecan_set_operating_mode ( singlewirecan_t *ctx, uint8_t op_mode );
255 
256 #ifdef __cplusplus
257 }
258 #endif
259 #endif // _SINGLEWIRECAN_H_
260  // End public_function group
263 
264 // ------------------------------------------------------------------------- END
singlewirecan_cfg_t::uart_blocking
bool uart_blocking
Definition: singlewirecan.h:155
singlewirecan_cfg_t
Click configuration structure definition.
Definition: singlewirecan.h:141
DRV_RX_BUFFER_SIZE
#define DRV_RX_BUFFER_SIZE
Definition: singlewirecan.h:109
singlewirecan_cfg_t::baud_rate
uint32_t baud_rate
Definition: singlewirecan.h:154
singlewirecan_t
Click ctx object definition.
Definition: singlewirecan.h:122
SINGLEWIRECAN_RETVAL
#define SINGLEWIRECAN_RETVAL
Definition: singlewirecan.h:74
singlewirecan_cfg_t::tx_pin
pin_name_t tx_pin
Definition: singlewirecan.h:145
singlewirecan_cfg_t::md0
pin_name_t md0
Definition: singlewirecan.h:149
singlewirecan_cfg_t::parity_bit
uart_parity_t parity_bit
Definition: singlewirecan.h:157
singlewirecan_generic_write
void singlewirecan_generic_write(singlewirecan_t *ctx, char *data_buf, uint16_t len)
Generic write function.
singlewirecan_set_operating_mode
void singlewirecan_set_operating_mode(singlewirecan_t *ctx, uint8_t op_mode)
Set operating mode function.
singlewirecan_t::uart
uart_t uart
Definition: singlewirecan.h:130
singlewirecan_cfg_t::data_bit
uart_data_bits_t data_bit
Definition: singlewirecan.h:156
singlewirecan_generic_read
int32_t singlewirecan_generic_read(singlewirecan_t *ctx, char *data_buf, uint16_t max_len)
Generic read function.
singlewirecan_cfg_t::stop_bit
uart_stop_bits_t stop_bit
Definition: singlewirecan.h:158
singlewirecan_cfg_t::rx_pin
pin_name_t rx_pin
Definition: singlewirecan.h:144
singlewirecan_set_md_0_pin_state
void singlewirecan_set_md_0_pin_state(singlewirecan_t *ctx, uint8_t rst_state)
Sets MD0 pin state.
singlewirecan_t::md0
digital_out_t md0
Definition: singlewirecan.h:125
singlewirecan_t::md1
digital_out_t md1
Definition: singlewirecan.h:126
singlewirecan_set_md_1_pin_state
void singlewirecan_set_md_1_pin_state(singlewirecan_t *ctx, uint8_t cs_state)
Sets MD1 pin state.
singlewirecan_cfg_t::md1
pin_name_t md1
Definition: singlewirecan.h:150
singlewirecan_init
SINGLEWIRECAN_RETVAL singlewirecan_init(singlewirecan_t *ctx, singlewirecan_cfg_t *cfg)
Initialization function.
singlewirecan_cfg_setup
void singlewirecan_cfg_setup(singlewirecan_cfg_t *cfg)
Config Object Initialization function.