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39 #ifdef PREINIT_SUPPORTED
43 #ifdef MikroCCoreVersion
44 #if MikroCCoreVersion >= 1
49 #include "drv_digital_out.h"
50 #include "drv_digital_in.h"
51 #include "drv_i2c_master.h"
73 #define EXPAND17_REG_INPUT_PORT 0x00
74 #define EXPAND17_REG_OUTPUT_PORT 0x01
75 #define EXPAND17_REG_POLARITY_INVERSION 0x02
76 #define EXPAND17_REG_CONFIGURATION 0x03
77 #define EXPAND17_REG_OUTPUT_STRENGTH_0 0x40
78 #define EXPAND17_REG_OUTPUT_STRENGTH_1 0x41
79 #define EXPAND17_REG_INPUT_LATCH 0x42
80 #define EXPAND17_REG_PULL_UP_DOWN_EN 0x43
81 #define EXPAND17_REG_PULL_UP_DOWN_SELECT 0x44
82 #define EXPAND17_REG_INTERRUPT_MASK 0x45
83 #define EXPAND17_REG_INTERRUPT_STATUS 0x46
84 #define EXPAND17_REG_OUTPUT_PORT_CFG 0x4F
102 #define EXPAND17_IO_1_PIN_MASK 0x01
103 #define EXPAND17_IO_2_PIN_MASK 0x02
104 #define EXPAND17_IO_3_PIN_MASK 0x04
105 #define EXPAND17_IO_4_PIN_MASK 0x08
106 #define EXPAND17_IO_5_PIN_MASK 0x10
107 #define EXPAND17_IO_6_PIN_MASK 0x20
108 #define EXPAND17_IO_7_PIN_MASK 0x40
109 #define EXPAND17_IO_8_PIN_MASK 0x80
110 #define EXPAND17_ALL_IO_PIN_MASK 0xFF
111 #define EXPAND17_NO_IO_PIN_MASK 0x00
117 #define EXPAND17_OUTPUT_STRENGTH_FULL 0x03
118 #define EXPAND17_OUTPUT_STRENGTH_3_QUARTERS 0x02
119 #define EXPAND17_OUTPUT_STRENGTH_HALF 0x01
120 #define EXPAND17_OUTPUT_STRENGTH_1_QUARTER 0x00
126 #define EXPAND17_PORT_PUSH_PULL 0x00
127 #define EXPAND17_PORT_OPEN_DRAIN 0x01
133 #define EXPAND17_PIN_STATE_HIGH 0x01
134 #define EXPAND17_PIN_STATE_LOW 0x00
141 #define EXPAND17_DEVICE_ADDRESS_0 0x20
142 #define EXPAND17_DEVICE_ADDRESS_1 0x21
160 #define EXPAND17_MAP_MIKROBUS( cfg, mikrobus ) \
161 cfg.scl = MIKROBUS( mikrobus, MIKROBUS_SCL ); \
162 cfg.sda = MIKROBUS( mikrobus, MIKROBUS_SDA ); \
163 cfg.rst = MIKROBUS( mikrobus, MIKROBUS_RST ); \
164 cfg.int_pin = MIKROBUS( mikrobus, MIKROBUS_INT )
Expand 17 Click context object.
Definition: expand17.h:174
i2c_master_t i2c
Definition: expand17.h:182
void expand17_cfg_setup(expand17_cfg_t *cfg)
Expand 17 configuration object setup function.
pin_name_t rst
Definition: expand17.h:198
err_t expand17_init(expand17_t *ctx, expand17_cfg_t *cfg)
Expand 17 initialization function.
err_t expand17_set_io_dir(expand17_t *ctx, uint8_t input_pins, uint8_t output_pins)
Expand 17 set pin input or output direction function.
err_t expand17_generic_read(expand17_t *ctx, uint8_t reg, uint8_t *data_out, uint8_t len)
Expand 17 I2C reading function.
err_t expand17_default_cfg(expand17_t *ctx)
Expand 17 default configuration function.
@ EXPAND17_OK
Definition: expand17.h:212
uint32_t i2c_speed
Definition: expand17.h:201
expand17_return_value_t
Expand 17 Click return value data.
Definition: expand17.h:211
uint8_t slave_address
Definition: expand17.h:185
pin_name_t int_pin
Definition: expand17.h:199
err_t expand17_get_input_state(expand17_t *ctx, uint8_t *input_state)
Expand 17 get input pins state function.
@ EXPAND17_ERROR
Definition: expand17.h:213
uint8_t expand17_get_int_pin(expand17_t *ctx)
Expand 17 get interrupt pin state function.
void expand17_hw_reset(expand17_t *ctx)
Expand 17 hardware reset function.
pin_name_t scl
Definition: expand17.h:195
err_t expand17_set_output_state(expand17_t *ctx, uint8_t clr_mask, uint8_t set_mask)
Expand 17 set output pins state function.
pin_name_t sda
Definition: expand17.h:196
digital_out_t rst
Definition: expand17.h:176
void expand17_set_rst_pin(expand17_t *ctx, uint8_t pin_state)
Expand 17 set reset pin state function.
Expand 17 Click configuration object.
Definition: expand17.h:194
err_t expand17_generic_write(expand17_t *ctx, uint8_t reg, uint8_t *data_in, uint8_t len)
Expand 17 I2C writing function.
digital_in_t int_pin
Definition: expand17.h:179
uint8_t i2c_address
Definition: expand17.h:202