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 pin_name_t cs
Definition: sram.h:127
pin_name_t mosi
Definition: sram.h:125
void sram_cfg_setup(sram_cfg_t *cfg)
Config Object Initialization function.
pin_name_t chip_select
Definition: sram.h:113
#define SRAM_RETVAL
Definition: sram.h:65
void sram_hold_transmission(sram_t *ctx)
Suspend transmission funcion.
uint8_t spi_mode
Definition: sram.h:136
spi_master_t spi
Definition: sram.h:112
void sram_write_byte(sram_t *ctx, uint32_t reg_address, uint8_t write_data)
Generic write byte of data funcion.
spi_master_chip_select_polarity_t cs_polarity
Definition: sram.h:137
pin_name_t sck
Definition: sram.h:126
uint8_t sram_read_byte(sram_t *ctx, uint32_t reg_address)
Generic read byte of data funcion.
void sram_soft_reset(sram_t *ctx)
Soft reset funcion.
SRAM_RETVAL sram_init(sram_t *ctx, sram_cfg_t *cfg)
Initialization function.
uint32_t spi_speed
Definition: sram.h:135
Click ctx object definition.
Definition: sram.h:103
Click configuration structure definition.
Definition: sram.h:120
pin_name_t miso
Definition: sram.h:124
digital_out_t hld
Definition: sram.h:107
uint8_t sram_read_mode_reg_ins(sram_t *ctx)
Read mode register instruction funcion.
digital_out_t cs
Definition: sram.h:108
void sram_write_mode_reg_ins(sram_t *ctx, uint8_t ins_data)
Write mode register instruction funcion.
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.
pin_name_t hld
Definition: sram.h:131