sram3  2.0.0.0
sram3.h
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22 
28 #ifndef SRAM3_H
29 #define SRAM3_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_spi_master.h"
52 
78 #define SRAM3_OPCODE_WREN 0x06
79 #define SRAM3_OPCODE_WRDI 0x04
80 #define SRAM3_OPCODE_RDSR 0x05
81 #define SRAM3_OPCODE_WRSR 0x01
82 #define SRAM3_OPCODE_READ 0x03
83 #define SRAM3_OPCODE_SECURE_READ 0x13
84 #define SRAM3_OPCODE_WRITE 0x02
85 #define SRAM3_OPCODE_SECURE_WRITE 0x12
86 #define SRAM3_OPCODE_STORE 0x08
87 #define SRAM3_OPCODE_RECALL 0x09
88 #define SRAM3_OPCODE_WRSNR 0xC2
89 #define SRAM3_OPCODE_RDSNR 0xC3
90 #define SRAM3_OPCODE_HIBERNATE 0xB9
91 
96 #define SRAM3_PROT_NONE 0x00
97 #define SRAM3_PROT_QUART 0x04
98 #define SRAM3_PROT_HALF 0x08
99 #define SRAM3_PROT_ALL 0x0C
100 
105 #define SRAM3_STATS_RDY_BIT 0x01
106 #define SRAM3_STATS_WEN_BIT 0x02
107 #define SRAM3_STATS_SWM_BIT 0x10
108 #define SRAM3_STATS_PDIS_BIT 0x40
109 
114 #define SRAM3_SERIAL_LEN 0x10
115 #define SRAM3_SECURE_BUF_SIZE 0x80
116  // sram3_set
117 
132 #define SRAM3_MAP_MIKROBUS( cfg, mikrobus ) \
133  cfg.miso = MIKROBUS( mikrobus, MIKROBUS_MISO ); \
134  cfg.mosi = MIKROBUS( mikrobus, MIKROBUS_MOSI ); \
135  cfg.sck = MIKROBUS( mikrobus, MIKROBUS_SCK ); \
136  cfg.cs = MIKROBUS( mikrobus, MIKROBUS_CS ); \
137  cfg.hold = MIKROBUS( mikrobus, MIKROBUS_PWM )
138  // sram3_map // sram3
141 
146 typedef struct
147 {
148  // Output pins
149  digital_out_t hold;
151  // Modules
152  spi_master_t spi;
154  pin_name_t chip_select;
156 } sram3_t;
157 
162 typedef struct
163 {
164  // Communication gpio pins
165  pin_name_t miso;
166  pin_name_t mosi;
167  pin_name_t sck;
168  pin_name_t cs;
170  // Additional gpio pins
171  pin_name_t hold;
173  // static variable
174  uint32_t spi_speed;
175  spi_master_mode_t spi_mode;
176  spi_master_chip_select_polarity_t cs_polarity;
178 } sram3_cfg_t;
179 
184 typedef enum
185 {
186  SRAM3_OK = 0,
187  SRAM3_ERROR = -1
188 
190 
207 
222 err_t sram3_init ( sram3_t *ctx, sram3_cfg_t *cfg );
223 
239 err_t sram3_generic_write ( sram3_t *ctx, uint8_t reg, uint8_t *data_in, uint8_t len );
240 
256 err_t sram3_generic_read ( sram3_t *ctx, uint8_t reg, uint8_t *data_out, uint8_t len );
257 
268 
279 
289 uint8_t sram3_read_status( sram3_t *ctx );
290 
301 void sram3_write_status( sram3_t *ctx, uint8_t status );
302 
313 void sram3_protect_memory( sram3_t *ctx, uint8_t protect_range );
314 
325 
336 
346 void sram3_recall( sram3_t *ctx );
347 
357 void sram3_store( sram3_t *ctx );
358 
369 
380 
390 void sram3_hold( sram3_t *ctx );
391 
402 
413 void sram3_read_serial( sram3_t *ctx, uint8_t *buf );
414 
425 void sram3_write_serial( sram3_t *ctx, uint8_t *buf );
426 
427 
440 void sram3_read( sram3_t *ctx, uint32_t mem_adr, uint8_t *read_buf, uint8_t buf_size );
441 
456 err_t sram3_secure_read( sram3_t *ctx, uint32_t mem_adr, uint8_t *read_buf, uint8_t buf_size );
457 
470 void sram3_write( sram3_t *ctx, uint32_t mem_adr, uint8_t *write_buf, uint8_t buf_size );
471 
485 err_t sram3_secure_write( sram3_t *ctx, uint32_t mem_adr, uint8_t *write_buf, uint8_t buf_size );
486 
487 #ifdef __cplusplus
488 }
489 #endif
490 #endif // SRAM3_H
491  // sram3
493 
494 // ------------------------------------------------------------------------ END
sram3_cfg_t::cs
pin_name_t cs
Definition: sram3.h:168
sram3_write_serial
void sram3_write_serial(sram3_t *ctx, uint8_t *buf)
SRAM 3 writing number function.
sram3_read_serial
void sram3_read_serial(sram3_t *ctx, uint8_t *buf)
SRAM 3 reading number function.
sram3_cfg_t::hold
pin_name_t hold
Definition: sram3.h:171
sram3_cfg_t
SRAM 3 Click configuration object.
Definition: sram3.h:163
sram3_disable_pdis
void sram3_disable_pdis(sram3_t *ctx)
SRAM 3 set up disable function.
sram3_t::spi
spi_master_t spi
Definition: sram3.h:152
sram3_cfg_t::spi_mode
spi_master_mode_t spi_mode
Definition: sram3.h:175
sram3_cfg_t::miso
pin_name_t miso
Definition: sram3.h:165
sram3_hibernate_stop
void sram3_hibernate_stop(sram3_t *ctx)
SRAM 3 changing function.
sram3_enable_pdis
void sram3_enable_pdis(sram3_t *ctx)
SRAM 3 set up enable function.
sram3_hold
void sram3_hold(sram3_t *ctx)
SRAM 3 changing pin state function.
sram3_cfg_t::cs_polarity
spi_master_chip_select_polarity_t cs_polarity
Definition: sram3.h:176
sram3_release_hold
void sram3_release_hold(sram3_t *ctx)
SRAM 3 changing pin state function.
sram3_write_status
void sram3_write_status(sram3_t *ctx, uint8_t status)
SRAM 3 writing function.
sram3_read
void sram3_read(sram3_t *ctx, uint32_t mem_adr, uint8_t *read_buf, uint8_t buf_size)
SRAM 3 reading data function.
sram3_t
SRAM 3 Click context object.
Definition: sram3.h:147
sram3_hibernate_start
void sram3_hibernate_start(sram3_t *ctx)
SRAM 3 changing function.
sram3_recall
void sram3_recall(sram3_t *ctx)
SRAM 3 relocation data function.
sram3_init
err_t sram3_init(sram3_t *ctx, sram3_cfg_t *cfg)
SRAM 3 initialization function.
sram3_cfg_t::sck
pin_name_t sck
Definition: sram3.h:167
sram3_secure_read
err_t sram3_secure_read(sram3_t *ctx, uint32_t mem_adr, uint8_t *read_buf, uint8_t buf_size)
SRAM 3 secure reading data function.
SRAM3_OK
@ SRAM3_OK
Definition: sram3.h:186
sram3_generic_read
err_t sram3_generic_read(sram3_t *ctx, uint8_t reg, uint8_t *data_out, uint8_t len)
SRAM 3 data reading function.
sram3_read_status
uint8_t sram3_read_status(sram3_t *ctx)
SRAM 3 reading function.
sram3_store
void sram3_store(sram3_t *ctx)
SRAM 3 relocation data function.
sram3_cfg_t::spi_speed
uint32_t spi_speed
Definition: sram3.h:174
sram3_write
void sram3_write(sram3_t *ctx, uint32_t mem_adr, uint8_t *write_buf, uint8_t buf_size)
SRAM 3 writing data function.
sram3_generic_write
err_t sram3_generic_write(sram3_t *ctx, uint8_t reg, uint8_t *data_in, uint8_t len)
SRAM 3 data writing function.
SRAM3_ERROR
@ SRAM3_ERROR
Definition: sram3.h:187
sram3_t::chip_select
pin_name_t chip_select
Definition: sram3.h:154
sram3_cfg_t::mosi
pin_name_t mosi
Definition: sram3.h:166
buf
uint8_t buf[10]
Definition: main.c:30
sram3_secure_write
err_t sram3_secure_write(sram3_t *ctx, uint32_t mem_adr, uint8_t *write_buf, uint8_t buf_size)
SRAM 3 secure writing data function.
sram3_protect_memory
void sram3_protect_memory(sram3_t *ctx, uint8_t protect_range)
SRAM 3 secures memory function.
sram3_disable_write
void sram3_disable_write(sram3_t *ctx)
SRAM 3 disabling writing to memory function.
sram3_cfg_setup
void sram3_cfg_setup(sram3_cfg_t *cfg)
SRAM 3 configuration object setup function.
sram3_return_value_t
sram3_return_value_t
SRAM 3 Click return value data.
Definition: sram3.h:185
sram3_t::hold
digital_out_t hold
Definition: sram3.h:149
sram3_enable_write
void sram3_enable_write(sram3_t *ctx)
SRAM 3 enabling writing to memory function.