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38 #include "mikrosdk_version.h"
41 #if mikroSDK_GET_VERSION < 20800ul
42 #include "rcu_delays.h"
48 #include "drv_digital_out.h"
49 #include "drv_digital_in.h"
50 #include "drv_spi_master.h"
63 #define SRAM_MAP_MIKROBUS( cfg, mikrobus ) \
64 cfg.miso = MIKROBUS( mikrobus, MIKROBUS_MISO ); \
65 cfg.mosi = MIKROBUS( mikrobus, MIKROBUS_MOSI ); \
66 cfg.sck = MIKROBUS( mikrobus, MIKROBUS_SCK ); \
67 cfg.cs = MIKROBUS( mikrobus, MIKROBUS_CS ); \
68 cfg.hld = MIKROBUS( mikrobus, MIKROBUS_RST )
75 #define SRAM_RETVAL uint8_t
78 #define SRAM_INIT_ERROR 0xFF
85 #define SRAM_CMD_WRMR 0x01
86 #define SRAM_CMD_WRITE 0x02
87 #define SRAM_CMD_READ 0x03
88 #define SRAM_CMD_RDMR 0x05
89 #define SRAM_CMD_EQIO 0x38
90 #define SRAM_CMD_EDIO 0x3B
91 #define SRAM_CMD_RSTIO 0xFF
98 #define SRAM_MODE_REG_BM 0x00
99 #define SRAM_MODE_REG_PM 0x80
100 #define SRAM_MODE_REG_SM 0x40
Click configuration structure definition.
Definition: sram.h:131
spi_master_t spi
Definition: sram.h:122
pin_name_t cs
Definition: sram.h:137
void sram_cfg_setup(sram_cfg_t *cfg)
Config Object Initialization function.
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.
#define SRAM_RETVAL
Definition: sram.h:75
void sram_write_byte(sram_t *ctx, uint32_t reg_address, uint8_t write_data)
Generic write byte of data funcion.
digital_out_t hld
Definition: sram.h:117
void sram_hold_transmission(sram_t *ctx)
Suspend transmission funcion.
digital_out_t cs
Definition: sram.h:118
uint8_t sram_read_mode_reg_ins(sram_t *ctx)
Read mode register instruction funcion.
void sram_generic_write(sram_t *ctx, uint8_t *wr_buf, uint16_t wr_len)
Generic write function.
pin_name_t miso
Definition: sram.h:134
pin_name_t chip_select
Definition: sram.h:123
pin_name_t hld
Definition: sram.h:141
pin_name_t sck
Definition: sram.h:136
uint8_t sram_read_byte(sram_t *ctx, uint32_t reg_address)
Generic read byte of data funcion.
uint32_t spi_speed
Definition: sram.h:145
void sram_soft_reset(sram_t *ctx)
Soft reset funcion.
SRAM_RETVAL sram_init(sram_t *ctx, sram_cfg_t *cfg)
Initialization function.
Click ctx object definition.
Definition: sram.h:114
uint8_t spi_mode
Definition: sram.h:146
void sram_write_mode_reg_ins(sram_t *ctx, uint8_t ins_data)
Write mode register instruction funcion.
pin_name_t mosi
Definition: sram.h:135
spi_master_chip_select_polarity_t cs_polarity
Definition: sram.h:147