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Communication-Danfoss protocol settings-D

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1.  General

This document introduces the Danfoss FC protocol.

 

2.   Danfoss FC protocol

The protocol as Figure 1 shows.

1

Figure 1

3.   Address list

Table 3‑1

Register Range Form Byte Note
P 0000~4095 XXYY WORD

DWORD

xxyy means xx-yy, So P0832 means 08-32.It is double word value. So you need set the number display as Double word format, write and read.
E 0000~4095 XXYY WORD

DWORD

Similar with P register,but it is used in EEPROM and RAM
S 0~1 X DWORD Status word register

S0: status word

S1: frequency

Read only

C 0~1 X DWORD status word register

C0: control word

C1: reference value

write only

4.   Inverter communication parameters setting

      It uses FC102 as an example, please refer manual for others. Please select FC protocol as below shows.

Table 4‑1

Parameters

             Setting
8-30 protocol FC
8-31 Address 1-126
8-32 Baud Rate 2400-115200
8-33 Parity/Stop Bits Even,1 stop bit(default)

Version: V1.0.0

Date: Feb 2017


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