1 #ifndef Adafruit_BusIO_Register_h 2 #define Adafruit_BusIO_Register_h 6 #if !defined(SPI_INTERFACES_COUNT) || \ 7 (defined(SPI_INTERFACES_COUNT) && (SPI_INTERFACES_COUNT > 0)) 9 #include <Adafruit_I2CDevice.h> 10 #include <Adafruit_SPIDevice.h> 12 typedef enum _Adafruit_BusIO_SPIRegType {
13 ADDRBIT8_HIGH_TOREAD = 0,
20 AD8_HIGH_TOREAD_AD7_HIGH_TOINC = 1,
28 ADDRBIT8_HIGH_TOWRITE = 2,
35 ADDRESSED_OPCODE_BIT0_LOW_TO_WRITE = 3,
37 } Adafruit_BusIO_SPIRegType;
46 uint8_t
width = 1, uint8_t byteorder = LSBFIRST,
47 uint8_t address_width = 1);
50 Adafruit_BusIO_SPIRegType type, uint8_t
width = 1,
51 uint8_t byteorder = LSBFIRST,
52 uint8_t address_width = 1);
56 Adafruit_BusIO_SPIRegType type, uint16_t reg_addr,
57 uint8_t
width = 1, uint8_t byteorder = LSBFIRST,
58 uint8_t address_width = 1);
60 bool read(uint8_t *buffer, uint8_t len);
61 bool read(uint8_t *value);
62 bool read(uint16_t *value);
65 bool write(uint8_t *buffer, uint8_t len);
66 bool write(uint32_t value, uint8_t numbytes = 0);
74 void print(Stream *s = &Serial);
75 void println(Stream *s = &Serial);
80 Adafruit_BusIO_SPIRegType _spiregtype;
82 uint8_t _width, _addrwidth, _byteorder;
96 bool write(uint32_t value);
101 uint8_t _bits, _shift;
105 #endif // BusIO_Register_h The class which defines a device register (a location to read/write data from)
Definition: Adafruit_BusIO_Register.h:43
The class which defines a slice of bits from within a device register (a location to read/write data ...
Definition: Adafruit_BusIO_Register.h:92
void print(Stream *s=&Serial)
Pretty printer for this register.
Definition: Adafruit_BusIO_Register.cpp:278
void setAddress(uint16_t address)
Set register address.
Definition: Adafruit_BusIO_Register.cpp:353
void println(Stream *s=&Serial)
Pretty printer for this register.
Definition: Adafruit_BusIO_Register.cpp:288
void setWidth(uint8_t width)
Set the default width of data.
Definition: Adafruit_BusIO_Register.cpp:347
< The class which defines how we will talk to this device over I2C
Definition: Adafruit_I2CDevice.h:8
void setAddressWidth(uint16_t address_width)
Set the width of register address.
Definition: Adafruit_BusIO_Register.cpp:361
Adafruit_BusIO_Register(Adafruit_I2CDevice *i2cdevice, uint16_t reg_addr, uint8_t width=1, uint8_t byteorder=LSBFIRST, uint8_t address_width=1)
Create a register we access over an I2C Device (which defines the bus and address) ...
Definition: Adafruit_BusIO_Register.cpp:18
uint32_t readCached(void)
Read cached data from last time we wrote to this register.
Definition: Adafruit_BusIO_Register.cpp:192
Definition: Adafruit_SPIDevice.h:90
uint32_t read(void)
Read data from the register location. This does not do any error checking!
Definition: Adafruit_BusIO_Register.cpp:169
uint8_t width(void)
The width of the register data, helpful for doing calculations.
Definition: Adafruit_BusIO_Register.cpp:341
bool write(uint8_t *buffer, uint8_t len)
Write a buffer of data to the register location.
Definition: Adafruit_BusIO_Register.cpp:98