
Jumper
Description
SW1
To choose current U to send to control board:
Jumper on 1-2: from amplification
Jumper on 2-3: directly from motor output
SW2
To choose current V to send to control board
Jumper on 1-2: from amplification
Jumper on 2-3: directly from motor output
SW4
To choose current W to send to control board:
Jumper on 1-2: from amplification
Jumper on 2-3: directly from motor output
SW13
To modify phase A hall sensor network
SW14
To modify phase B hall sensor network
SW15
To modify phase C hall sensor network
SW9, SW16
To choose input power for Hall/Encoder
Jumper on 1-2: 5 V
Jumper on 2-3: 3.3 V
SW5, SW6SW7, SW8
To choose one-shunt or three-shunt configuration. (Through solder bridge)
SW5, SW6 closed
SW7, SW8 open
one shunt
SW5, SW6 open
SW7, SW8 closed
three shunt
Table 8.
Test pins
Test pin
Description
TP1
NTC (T2 pin)
TP2
VBOOTw
TP3
VBOOTv
TP4
VBOOTu
TP5
HinU (high side U control signal input)
TP6
HinV (high side V control signal input)
TP7
HinW (high side W control signal input)
TP8
VCCH
TP9
phase A (U pin)
TP10
phase B (V pin)
TP11
Ground
TP12
LinU (high side U control signal input)
TP13
phase C (W pin)
TP14
LinV (high side V control signal input)
TP15
LinW (high side W control signal input)
TP16
Negative DC input for U phase
TP17
CIN
UM2702
Connectors, jumpers and test pins
UM2702
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Rev 1
page 21/34