EXT I/O
EN
HBT3000 series user manual
Copyright © Qingdao Hantek Electronic Co., LTD
48
Needle
number
Signal
name
I/O
Function
Logic
4
𝑳𝑶𝑨𝑫𝟏
IN
Read Number
Bit1
negative
edge
5
𝑳𝑶𝑨𝑫𝟑
IN
Read Number
Bit3
negative
edge
6
𝑳𝑶𝑨𝑫𝟓
IN
Read Number
Bit5
negative
edge
7
𝑴𝑨𝑵𝑼
IN
Manual
control of
comparator
negative
edge
8
ISO_5V
－
Insulated
power supply
5V output
－
－
9
ISO_COM
－
Insulated
power supply
common
terminal
－
－
10
𝑬𝑹𝑹
OUT
Test exception negative
edge
11
𝑹_𝑯𝑰
OUT
Resistance
determination
negative
edge
