Rockwell-automation 1771-DMC_DMC1_DMC4_DXPS Control Coprocessor User M Manual de usuario descargar pdf (Pagina 194)

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Appendix B

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B-63

Puts a 4-digit BCD value into a byte array.

C Syntax

#include <copro.h>

unsigned DTL_PUT_4BCD (in_val, out_buf)

unsigned in_val;

unsigned char *out_buf;

Parameters

in_val

The word value to be encoded into the byte array.

out_buf

Specifies an array of two bytes that will receive the converted

4-digit BCD value.

Returns

Status Symbolic Name Meaning

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Description

Use the DTL_PUT_4BCD to accept a longword integer value in

control-coprocessor format in the range of 0 to 9999. It converts the

control-coprocessor unsigned to a 2-byte, 4-digit BCD value and places

the result in the specified 2-byte array.

C Example

unsigned status;

unsigned char untyped_data[50];

unsigned word_val;

status = DTL_PUT_4BCD (word_val, &untyped_data[10]);

DTL_PUT_4BCD

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Rockwell-automation 1771-DMC_DMC1_DMC4_DXPS Control Coprocessor User M Manual de usuario Pagina 194