BUNN PCBA User Manual
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1 Instruction
BUNN is based on Microsoft Azure Sphere OS and provides end-to-end IoT security solutions.
BUNN has been configured with multiple interfaces including BLE, Ethernet, RS232,SD,USB.
Product features
：
●
Data storage: support to read & write SD from MT3620 through SPI and PC through USB
●
Data transfer: support to data transfer through BLE, Ethernet, RS232,SD,USB
●
BLE configuration: support to configure communication ways through BLE by APP
●
Operating ambient temperature range: -30°C to +70°C (-22°F to 158°F)
●
Operating ambient humidity: 10-95%
2 Components
2.1 Hardware list
Item
Number
Description
BUNN
1
Main product
Debug Dongle cable(optional)
1
Azure sphere debug cable
SD Card(optional)
1
Memory flash for main board
USB flash disk(optional)
1
Reading components for main board
5V2A DC Power Adapter(optional)
1
Power for main board
2.2 Software list
Item
Version
Description
bunn_sd_singed.imagepackage
1.0
Main executable program
lan-enc28j60-isu0-int5_signed.im
agepackage
1.0
Northbound network driver
3 Operation steps
3.1 Hardware preparation
BUNN PCBA interfaces shows in figure 1.
1. Connect power cables to BUNN
