Appendix B: Master-Slave Protocol
VT400 Technical Manual, Rev. A5 77 Doc # UM-VT400-EN
# and ! Commands: Download/Upload Parameters (2)
New settings do not go into effect until a Write to EEPROM (*) command is issued.
Data Byte
Number
Parameter
to be Set
Name Description
W1 0.P Dual interval ASCII hex
2.P (b7-b5) Decimal digits 000=0, 001=1,
010=2, 011=3,
100=4.
1.P (b4) Number of
display digits
0=4 digits
1=5 digits
W2
3.P (b3-b0) Display
resolution
0000 = 1
0001 = 2
0010 = 5
0011 = 10
0100 = 20
0101 = 50
0110 = 100
0111 = 200
5.P (b7-b4) Digital filter 0000=min to
0101=max
W3
7.P (b3-b0) Number of
motion
samples
0000=min to
0110=max