User guide
27 of 32
V. 1.0
2020-11-03
EVAL-M1-101TF user guide
iMOTION™ Modular Application Design Kit
Bill of materials
4.1
Connector details
Key information about the connections of the EVAL-M1-101TF evaluation board is described below.
Table 5 provides the pin assignments of the iMOTION™ MADK-M1 20-pins interface connector J1. This connector
is the interface to the power board.
Table 5
J1- iMOTION™
MADK-M1 20 pin- interface connector for control board
Pin No.
Pin
Details
1
PWMUH
3.3 V compatible logic output for high side gate driver-Phase U
2
GND
Ground
3
PWMUL
3.3 V compatible logic output for low side gate driver-Phase U
4
GND
Ground
5
PWMVH
3.3 V compatible logic output for high side gate driver-Phase V
6
+3.3V
On board 3.3 V supply
7
PWMVL
3.3 V compatible logic output for low side gate driver-Phase V
8
+3.3V
On board 3.3 V supply
9
PWMWH
3.3 V compatible logic output for high side gate driver-Phase W
10
IU+
Shunt voltage phase U
11
PWMWL
3.3 V compatible logic output for low side gate driver-Phase W
12
IU-
Ground
13
GK
Gatekill signal – active low when overcurrent is detected
14
DCBSENSE
DC bus positive voltage, scaled in 0-3.3 V range by a voltage divider
15
VTH
Thermistor input
16
IV+
Shunt voltage phase V
17
IV-
Ground
18
IW+
Shunt voltage phase W
19
IW-
Ground
20
VCC
Defined for 15 V power supply (not used in this board)
J2 is the interface to iMOTION Link, the MCE debugger cable, for downloading code and parameter. Please be
noted, normally user use the on-board debugger other than an additional iMOTION Link. J4 is an interface for
some special mode speed reference requirement, especially for fan application.
Table 6
J2- iMOTION Link
Pin
Name
Pin name connector
1
TXD1
User serial debug clock for MCU
2
RXD1
User serial debug I/O for MCU
3
VDD
+3.3 V power supply
4
GND
Ground
5
GND
Ground
6
VDD
+3.3 V power supply
7
RXD0
Reception of UART0 for MCE
8
TXD0
Transmission of UART0 for MCE