NXP Semiconductors
MCU-SMHMI-HDUG
Smart HMI Hardware Development User Guide
Board feature
Description
Manufacturer and/or part number
Main 3V3 DC-DC for Active mode
Diodes Incorporated AP3429KT
2V8 LDO for Active mode
Diodes Incorporated AP2127K-1.2
1V2 LDO for Active mode (not populated)
Diodes Incorporated AP2127K-2.8
1V8 LDO for Active mode
Diodes Incorporated AP2127K-1.8
Power ICs
3V3 LDO for SNVS/LP mode
Diodes Incorporated AP2127K-3.3
Four user switches are connected to i.MX RT117H
E-Switch TL3301PF160QG
Buttons
One reset switch is connected to i.MX RT117H
C&K KMR231NG
User LED
RGB LED
Kingbright APTF1616LSEKJ3ZG
Debug
10-pin JTAG connector to connect an external
debugger for debugging i.MX RT117H in SWD mode Samtec FTSH-105-01-F-DV-K
Two 8-position receptacles for connecting a
Mikroelektronika Click board
Samtec SSM-108-F-SV
3-pin header for connecting external microphones
Samtec TSM-103-01-G-SV-TR
Expansion
General-purpose header
Samtec SSM-106-F-SV
PCB
Six-layer PCB
Table 3. Board features
...continued
1.6 Board pictures
The figure below shows the top and bottom side views of the SLN-TLHMI-IOT board.
White LED x2
IR LED
RGB Camera
Connector
IR Camera
Connector
Reserved Camera
Connector
PIR Sensor
Speaker Out
USB Type-C
Power and Serial
64 MB QSPI NOR
flash at 133 MHz
i.MX RT117H
Application MCU
32 MB SDRAM
at 200 MHz
NXP IW416
WiFi/BT Module
WiFi/BT Antenna
Connector
RGB LED
DIP Switch SW8
RT117H SW0
RT117H SW1
RT117H SW2
RT117H SW3
MikroE Click
Expansion Header
RT117H Reset
RT117H JTAG
MIPI Display
Connector
Microphone 2
Microphone 1
General-
Purpose
Header
Figure 2. SLN-TLHMI-IOT board top and bottom views
The figure below shows the top and bottom side views of fully assembled SLN-TLHMI-
IOT board.
MCU-SMHMI-HDUG
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© NXP B.V. 2022. All rights reserved.
User guide
Rev. 0 — 4 November 2022
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