eeprom8  2.0.0.0
eeprom8.h
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22 
28 #ifndef EEPROM8_H
29 #define EEPROM8_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 
59 #define EEPROM8_WRITE_ENABLE 0
60 #define EEPROM8_WRITE_PROTECT 1
61 
80 #define EEPROM8_BLOCK_ADDR_START 0x0000
81 #define EEPROM8_BLOCK_ADDR_END 0xFFFFul
82 
94 #define EEPROM8_NBYTES_MIN 1
95 #define EEPROM8_NBYTES_PAGE 128
96 
103 #define EEPROM8_SET_DEV_ADDR 0x50
104  // eeprom8_set
106 
121 #define EEPROM8_MAP_MIKROBUS( cfg, mikrobus ) \
122  cfg.scl = MIKROBUS( mikrobus, MIKROBUS_SCL ); \
123  cfg.sda = MIKROBUS( mikrobus, MIKROBUS_SDA ); \
124  cfg.wp = MIKROBUS( mikrobus, MIKROBUS_PWM );
125 
126  // eeprom8_map // eeprom8
129 
134 typedef enum
135 {
144 
146 
151 typedef struct
152 {
153  // Output pins
154  digital_out_t wp;
156  // Modules
157  i2c_master_t i2c;
159  // I2C slave address
160  uint8_t slave_address;
162 } eeprom8_t;
163 
168 typedef struct
169 {
170  pin_name_t scl;
171  pin_name_t sda;
173  pin_name_t wp;
175  uint32_t i2c_speed;
176  uint8_t i2c_address;
178 } eeprom8_cfg_t;
179 
184 typedef enum
185 {
187  EEPROM8_ERROR = -1
188 
190 
207 
221 err_t eeprom8_init ( eeprom8_t *ctx, eeprom8_cfg_t *cfg );
222 
223 
235 err_t eeprom8_write_byte( eeprom8_t *ctx, uint16_t reg_addr, uint8_t data_in );
236 
248 err_t eeprom8_write_page( eeprom8_t *ctx, uint16_t reg_addr, uint8_t *data_in );
249 
261 err_t eeprom8_read_random_byte( eeprom8_t *ctx, uint16_t reg_addr, uint8_t *data_out );
262 
273 err_t eeprom8_read_current_byte( eeprom8_t *ctx, uint8_t *data_out );
274 
287 err_t eeprom8_read_sequential( eeprom8_t *ctx, uint16_t reg_addr, uint16_t n_bytes, uint8_t *data_out );
288 
297 
306 
307 #ifdef __cplusplus
308 }
309 #endif
310 #endif // EEPROM8_H
311  // eeprom8
313 
314 // ------------------------------------------------------------------------ END
EEPROM_I2C_ADDR_SEL_1
@ EEPROM_I2C_ADDR_SEL_1
Definition: eeprom8.h:137
EEPROM_I2C_ADDR_SEL_7
@ EEPROM_I2C_ADDR_SEL_7
Definition: eeprom8.h:143
EEPROM_I2C_ADDR_SEL_2
@ EEPROM_I2C_ADDR_SEL_2
Definition: eeprom8.h:138
EEPROM_I2C_ADDR_SEL_5
@ EEPROM_I2C_ADDR_SEL_5
Definition: eeprom8.h:141
eeprom8_t
EEPROM 8 Click context object.
Definition: eeprom8.h:152
eeprom8_write_enable
void eeprom8_write_enable(eeprom8_t *ctx)
Write Enable function.
eeprom8_cfg_t::sda
pin_name_t sda
Definition: eeprom8.h:171
eeprom8_return_value_t
eeprom8_return_value_t
EEPROM 8 Click return value data.
Definition: eeprom8.h:185
eeprom8_write_page
err_t eeprom8_write_page(eeprom8_t *ctx, uint16_t reg_addr, uint8_t *data_in)
Page Write function.
EEPROM8_OK
@ EEPROM8_OK
Definition: eeprom8.h:186
EEPROM_I2C_ADDR_SEL_6
@ EEPROM_I2C_ADDR_SEL_6
Definition: eeprom8.h:142
eeprom8_read_random_byte
err_t eeprom8_read_random_byte(eeprom8_t *ctx, uint16_t reg_addr, uint8_t *data_out)
Random Byte Read function.
EEPROM_I2C_ADDR_SEL_0
@ EEPROM_I2C_ADDR_SEL_0
Definition: eeprom8.h:136
eeprom8_cfg_t::i2c_speed
uint32_t i2c_speed
Definition: eeprom8.h:175
EEPROM8_ERROR
@ EEPROM8_ERROR
Definition: eeprom8.h:187
eeprom8_read_sequential
err_t eeprom8_read_sequential(eeprom8_t *ctx, uint16_t reg_addr, uint16_t n_bytes, uint8_t *data_out)
Sequential Read function.
EEPROM_I2C_ADDR_SEL_3
@ EEPROM_I2C_ADDR_SEL_3
Definition: eeprom8.h:139
eeprom8_t::slave_address
uint8_t slave_address
Definition: eeprom8.h:160
eeprom8_cfg_t
EEPROM 8 Click configuration object.
Definition: eeprom8.h:169
eeprom8_write_byte
err_t eeprom8_write_byte(eeprom8_t *ctx, uint16_t reg_addr, uint8_t data_in)
Byte Write function.
eeprom8_cfg_t::i2c_address
uint8_t i2c_address
Definition: eeprom8.h:176
eeprom8_cfg_t::scl
pin_name_t scl
Definition: eeprom8.h:170
eeprom8_cfg_t::wp
pin_name_t wp
Definition: eeprom8.h:173
eeprom8_read_current_byte
err_t eeprom8_read_current_byte(eeprom8_t *ctx, uint8_t *data_out)
Byte Read function.
eeprom8_t::i2c
i2c_master_t i2c
Definition: eeprom8.h:157
EEPROM_I2C_ADDR_SEL_4
@ EEPROM_I2C_ADDR_SEL_4
Definition: eeprom8.h:140
eeprom8_cfg_setup
void eeprom8_cfg_setup(eeprom8_cfg_t *cfg)
EEPROM 8 configuration object setup function.
eeprom8_init
err_t eeprom8_init(eeprom8_t *ctx, eeprom8_cfg_t *cfg)
EEPROM 8 initialization function.
eeprom8_t::wp
digital_out_t wp
Definition: eeprom8.h:154
eeprom8_write_protect
void eeprom8_write_protect(eeprom8_t *ctx)
Write Protect function.
eeprom_i2c_address_selector_t
eeprom_i2c_address_selector_t
Click address (memory block) selection.
Definition: eeprom8.h:135