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NuMaker-LoRaD868-M252
Nuvoton NuMaker-LoRaD868-M252 Manuals
Manuals and User Guides for Nuvoton NuMaker-LoRaD868-M252. We have
1
Nuvoton NuMaker-LoRaD868-M252 manual available for free PDF download: User Manual
Nuvoton NuMaker-LoRaD868-M252 User Manual (31 pages)
Evaluation Board for LoRa Ecosystem Device Design
Brand:
Nuvoton
| Category:
Motherboard
| Size: 1 MB
Table of Contents
Table of Contents
2
Overview
5
Figure 1-1 Numaker-Lorad-M252 Evaluation Board
5
Features
6
Hardware Configuration
7
Front View
7
Figure 3-1 Front View of Numaker-Lorad-M252
7
Rear View
8
Figure 3-2 Rear View of Numaker-Lorad-M252
8
Extension Connectors
9
3.3.1 Pin Assignment for Extension Connectors
9
Figure 3-3 M252KG6AE Extension Connectors
9
Table 3-1 Extension Connectors
9
Table 3-2 M252KG6AE Full-Pin Extension Connectors and GPIO Function List
13
3.3.2 Arduino uno Compatible Extension Connectors
14
Figure 3-4 Arduino uno Compatible Extension Connectors
14
Table 3-3 Arduino uno Extension Connectors and M252KG6AE Mapping GPIO List
15
Pin Assignment for On-Board Lora Module
16
Power Supply Configuration
16
VIN Power Source
16
Table 3-4 On-Board Lora Module and M252KG6AE GPIO Function List
16
Table 3-5 Vin Power Source
16
Power Sources
17
Table 3-6 5 V Power Sources
17
Table 3-7 3.3 V Power Sources
17
Table 3-8 1.8 V Power Sources
17
Power Connectors
18
USB Connectors
18
Power Switches
18
Table 3-9 Power Connectors
18
Table 3-10 USB Connectors
18
Table 3-11 Power Switches
18
Power Supply Models
19
Figure 3-5 External Power Supply Sources on Nu-Link2-Me
19
Table 3-12 Supply External Power through Nu-Link2-Me
19
Figure 3-6 External Power Supply Sources on M252 Target Board
20
Figure 3-7 Detach the Nu-Link2-Me from Numaker-Lorad-M252
21
Table 3-13 Supply External Power for M252 Target Board
21
External Reference Voltage Connector
22
Voltage Adjustable Interface (VAI) Connector
22
Battery Voltage (V BAT ) Connector
22
Ammeter Connector
22
Table 3-14 External Reference Voltage Connector
22
Table 3-15 Voltage Adjustable Interface Connector
22
Table 3-16 Battery Voltage Interface Connector
22
Table 3-17 Ammeter Connector
22
3.10 Push Buttons
23
3.11 Leds
23
Figure 3-8 Wiring between Ammeter Connector and Ammeter
23
Table 3-18 Push-Buttons
23
Table 3-19 Leds
23
3.12 Nu-Link2-Me
24
VCOM Switches
24
Status Leds
24
Table 3-20 VCOM Function of Nu-Link2-Me
24
Table 3-21 Operation Status LED Patterns
24
Numaker-Lorad-M252 Schematics
25
Nu-Link2-Me
25
Figure 4-1 Nu-Link2-Me Circuit
25
M252 Target Board
26
Figure 4-2 M252 Target Board Circuit
26
Extension Connectors
27
Figure 4-3 Extension Connectors Circuit
27
Lora Module
28
Figure 4-4 Lora Module Circuit
28
PCB Placement
29
Figure 4-5 Front Placement
29
Figure 4-6 Rear Placement
29
Revision History
30
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