38#include "drv_digital_out.h"
39#include "drv_digital_in.h"
40#include "drv_spi_master.h"
53#define SRAM_MAP_MIKROBUS( cfg, mikrobus ) \
54 cfg.miso = MIKROBUS( mikrobus, MIKROBUS_MISO ); \
55 cfg.mosi = MIKROBUS( mikrobus, MIKROBUS_MOSI ); \
56 cfg.sck = MIKROBUS( mikrobus, MIKROBUS_SCK ); \
57 cfg.cs = MIKROBUS( mikrobus, MIKROBUS_CS ); \
58 cfg.hld = MIKROBUS( mikrobus, MIKROBUS_RST )
65#define SRAM_RETVAL uint8_t
68#define SRAM_INIT_ERROR 0xFF
75#define SRAM_CMD_WRMR 0x01
76#define SRAM_CMD_WRITE 0x02
77#define SRAM_CMD_READ 0x03
78#define SRAM_CMD_RDMR 0x05
79#define SRAM_CMD_EQIO 0x38
80#define SRAM_CMD_EDIO 0x3B
81#define SRAM_CMD_RSTIO 0xFF
88#define SRAM_MODE_REG_BM 0x00
89#define SRAM_MODE_REG_PM 0x80
90#define SRAM_MODE_REG_SM 0x40
#define SRAM_RETVAL
Definition: sram.h:65
void sram_generic_transfer(sram_t *ctx, uint8_t *wr_buf, uint16_t wr_len, uint8_t *rd_buf, uint16_t rd_len)
Generic transfer function.
SRAM_RETVAL sram_init(sram_t *ctx, sram_cfg_t *cfg)
Initialization function.
void sram_soft_reset(sram_t *ctx)
Soft reset funcion.
uint8_t sram_read_mode_reg_ins(sram_t *ctx)
Read mode register instruction funcion.
void sram_write_byte(sram_t *ctx, uint32_t reg_address, uint8_t write_data)
Generic write byte of data funcion.
void sram_cfg_setup(sram_cfg_t *cfg)
Config Object Initialization function.
void sram_generic_write(sram_t *ctx, uint8_t *wr_buf, uint16_t wr_len)
Generic write function.
uint8_t sram_read_byte(sram_t *ctx, uint32_t reg_address)
Generic read byte of data funcion.
void sram_hold_transmission(sram_t *ctx)
Suspend transmission funcion.
void sram_write_mode_reg_ins(sram_t *ctx, uint8_t ins_data)
Write mode register instruction funcion.
Click configuration structure definition.
Definition: sram.h:121
uint8_t spi_mode
Definition: sram.h:136
pin_name_t hld
Definition: sram.h:131
spi_master_chip_select_polarity_t cs_polarity
Definition: sram.h:137
pin_name_t sck
Definition: sram.h:126
pin_name_t mosi
Definition: sram.h:125
uint32_t spi_speed
Definition: sram.h:135
pin_name_t miso
Definition: sram.h:124
pin_name_t cs
Definition: sram.h:127
Click ctx object definition.
Definition: sram.h:104
digital_out_t cs
Definition: sram.h:108
digital_out_t hld
Definition: sram.h:107
spi_master_t spi
Definition: sram.h:112
pin_name_t chip_select
Definition: sram.h:113