CHAPTER 3 HARDWARE AND SPECIFICATIONS
MultiConnect
®
Dragonfly
TM
MTQ-LVW3 Device Guide
11
MTQ-xx-B01
Pin
Signal Name
Logic Level Voltage
1
In/Out
Description
1
DBX_TX
3V
O
ST Micro UART debug Tx output
2
SWCLK
3V
I
See ST Microcontroller Guide
3
CHARGE_MON
0 - VCC-IN
O
Open-drain charging status
indication output
4
PWR_GOOD
0 - VCC-IN
O
Open-drain power good status
indication output
5
GND
GND
GND
Ground
6
USB-DATA+
0 - 3V
2
7
USB-DATA-
8
VCC-IN
4.35 - 5.25
Power Input
Main Power
9
IO_00
I = 0 - 7V, O = 0 - 3V
I/O
General Purpose I/O from ST
Microcontroller (STM 32F411)
10
IO_01
11
IO_02
12
IO_03
13
GND
GND
GND
Ground
14
IO_04
I = 0 - 7V, O = 0 - 3V
I/O
General Purpose I/O from ST
Microcontroller (STM 32F411)
15
IO_05
16
IO_06
17
IO_07
18
IO_08
19
IO_09
20
IO_10
21
IO_11
22
IO_12
23
IO_13
24
IO_14
25
IO_15
26
IO_16
27
IO_17
28
GND
GND
GND
Ground