Rockwell-automation 1771-DMC_DMC1_DMC4_DXPS Control Coprocessor User M Manual de usuario descargar pdf (Pagina 192)

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Appendix B

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B-61

Puts a 3-digit BCD value into a byte array.

C Syntax

#include <copro.h>

unsigned DTL_PUT_3BCD (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

3-digit BCD value.

Returns

Status Symbolic Name Meaning

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Description

Use the DTL_PUT_3BCD to accept a longword integer value in

coprocessor format in the range of 0 to 999. It converts control-

coprocessor unsigned to 2-byte, 3-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_3BCD (word_val, &untyped_data[10]);

DTL_PUT_3BCD

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Rockwell-automation 1771-DMC_DMC1_DMC4_DXPS Control Coprocessor User M Manual de usuario Pagina 192