1. General
This document introduces the Danfoss FC protocol.
2. Danfoss FC protocol
The protocol as Figure 1 shows.
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