Moxa M-1401 Manuál stáhnout pdf (Strana 85)

ioLogik MXIO DLL API Reference Direct I/O Command Sets

6-48

AI2K_ReadMaxRaw

This function code is used to read the maximize raw data value for

a specific A/I channel.

C/C++

Arguments

Return Value

int AI2K_ReadMaxRaw ( int hConnection,

BYTE bytChannel,

WORD * wValue);

hConnection: The handle for an I/O connection.

bytChannel: The desired channel.

wValue: A pointer to the raw data value of the desired

A/I channel.

Succeed MXIO_OK.

Fail Refer

oRe

nCodes.

AI2K_ResetMax

This function code is used to reset the maximize value for a

specific A/I channel.

C/C++

Arguments

Return Value

int AI2K_ResetMin ( int hConnection,

BYTE bytChannel,

hConnection: The handle for an I/O connection.

bytChannel: The desired channel.

Succeed MXIO_OK.

Fail Refer to Return Codes.

AI2K_GetRanges

This function code is used to get the ranges of contiguous A/I

channels.

C/C++

Arguments

Return Value

int AI2K_GetRanges ( int hConnection,

BYTE bytStartChannel,

BYTE bytCount,

WORD wRange[ ]);

hConnection: The handle for an I/O connection.

bytStartChannel: Specifies the starting channel.

bytCount: The number of channels to read.

wRange: An array that stores the ranges of the

contiguous A/I channels; wRange[0] represents

the value of the starting channel. The values

are:

00: ±150mV

01: ±500mV

02: ±5V

03: ±10V

04: 0-20mA

05: 4-20mA

Others: return Illegal Data Value

Succeed MXIO_OK.

Fail Refer

oRe

nCodes.

1 2 ... 80 81 82 83 84 85 86 87 88 89 90 ... 128 129

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