Go to the documentation of this file.
35 #include "drv_digital_out.h"
36 #include "drv_digital_in.h"
37 #include "drv_spi_master.h"
60 #define EXPAND8_ADDR_OUT_LVL_PORT_P0 0x00
61 #define EXPAND8_ADDR_OUT_LVL_PORT_P1 0x01
62 #define EXPAND8_ADDR_OUT_LVL_PORT_P2 0x02
63 #define EXPAND8_ADDR_OUT_LVL_PORT_P3 0x03
64 #define EXPAND8_ADDR_OUT_LVL_PORT_P4 0x04
65 #define EXPAND8_ADDR_OUT_LVL_PORT_P5 0x05
66 #define EXPAND8_ADDR_OUT_LVL_PORT_P6 0x06
67 #define EXPAND8_ADDR_OUT_LVL_PORT_P7 0x07
68 #define EXPAND8_ADDR_OUT_LVL_PORT_P8 0x08
69 #define EXPAND8_ADDR_OUT_LVL_PORT_P9 0x09
70 #define EXPAND8_ADDR_OUT_LVL_PORT_P0_THROUGH_P9 0x0A
71 #define EXPAND8_ADDR_OUT_LVL_PORT_P0_THROUGH_P3 0x0B
72 #define EXPAND8_ADDR_OUT_LVL_PORT_P4_THROUGH_P7 0x0C
73 #define EXPAND8_ADDR_OUT_LVL_PORT_P8_THROUGH_P9 0x0D
74 #define EXPAND8_ADDR_OUT_LVL_PORT_P7_THROUGH_P0 0x0E
75 #define EXPAND8_ADDR_OUT_LVL_PORT_P9_THROUGH_P8 0x0F
76 #define EXPAND8_ADDR_RAM 0x13
77 #define EXPAND8_ADDR_NOP 0x20
83 #define EXPAND8_SET_LOW_IMPEDANCE 0x00
84 #define EXPAND8_SET_HIGH_IMPEDANCE 0xFF
90 #define EXPAND8_CMD_WRITE 0x00
91 #define EXPAND8_CMD_READ 0x80
101 #define EXPAND8_SET_DATA_SAMPLE_EDGE SET_SPI_DATA_SAMPLE_EDGE
102 #define EXPAND8_SET_DATA_SAMPLE_MIDDLE SET_SPI_DATA_SAMPLE_MIDDLE
120 #define EXPAND8_MAP_MIKROBUS( cfg, mikrobus ) \
121 cfg.miso = MIKROBUS( mikrobus, MIKROBUS_MISO ); \
122 cfg.mosi = MIKROBUS( mikrobus, MIKROBUS_MOSI ); \
123 cfg.sck = MIKROBUS( mikrobus, MIKROBUS_SCK ); \
124 cfg.cs = MIKROBUS( mikrobus, MIKROBUS_CS )
uint32_t spi_speed
Definition: expand8.h:155
Expand 8 Click configuration object.
Definition: expand8.h:147
err_t expand8_set_port(expand8_t *ctx, uint8_t sel_port, uint8_t sel_imped)
Set port function.
This file contains SPI specific macros, functions, etc.
pin_name_t mosi
Definition: expand8.h:150
err_t expand8_generic_read(expand8_t *ctx, uint8_t reg, uint8_t *data_out, uint8_t len)
Expand 8 data reading function.
Expand 8 Click context object.
Definition: expand8.h:134
spi_master_chip_select_polarity_t cs_polarity
Definition: expand8.h:157
pin_name_t sck
Definition: expand8.h:151
pin_name_t miso
Definition: expand8.h:149
spi_master_mode_t spi_mode
Definition: expand8.h:156
@ EXPAND8_OK
Definition: expand8.h:167
uint8_t expand8_read_data(expand8_t *ctx, uint8_t addr)
Generic read data function.
err_t expand8_init(expand8_t *ctx, expand8_cfg_t *cfg)
Expand 8 initialization function.
expand8_return_value_t
Expand 8 Click return value data.
Definition: expand8.h:166
void expand8_cfg_setup(expand8_cfg_t *cfg)
Expand 8 configuration object setup function.
pin_name_t cs
Definition: expand8.h:152
pin_name_t chip_select
Definition: expand8.h:138
err_t expand8_generic_write(expand8_t *ctx, uint8_t reg, uint8_t *data_in, uint8_t len)
Expand 8 data writing function.
void expand8_write_data(expand8_t *ctx, uint8_t addr, uint8_t tx_data)
Generic write data function.
spi_master_t spi
Definition: expand8.h:136
@ EXPAND8_ERROR
Definition: expand8.h:168