ADLINK Technology PCI-MPG24 Uživatelský manuál stáhnout pdf (Strana 134)

124 Reference Manual

3. IAccessFunc::I2C_BurstWriteRegister

The I2C_BurstWriteRegister method writes multiple continuous

I2C registers (burst mode).

Syntax

HRESULT I2C_BurstWriteRegister(

unsigned char DevAddr,

int AddrWidth,

unsigned short StartRegAddr,

int RegNum,

unsigned char *pRegValue,

int I2CMode

);

Parameters

DevAddr: [In] Device address.

AddrWidth: [In] Length of register address, in bits. Typical val-

ues can be either 8 or 16.

StartRegAddr: [In] Address of the first register. If its higher

byte is 0, the register is considered to have an 8-bit address;

otherwise, the address length is 16 bits.

RegNum: [In] Number of registers to be written.

pRegValue: [In] Pointer to an array of values to be written to

the I

C registers.

I2CMode: [In] I

C mode. The value can be set at:

X 0x0000:Use I

C protocol via on chip I

C controller.

X 0x0001:Use SCCB protocol via on chip I

C controller.

X 0x8000:Use I

C protocol via Cypress I

C controller.

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ADLINK Technology PCI-MPG24 Uživatelský manuál Strana 134