1.3 Features
Your eYFi-Mega development board includes the following features:
• Dual Micro-controller Board
8-bit ATmega2560 & 32-bit ESP32
• High Output Power
12.5 W (5V, 2.5A)
• Wi-Fi
Protocol: 802.11 b/g/n (802.11n up to 150 Mbps),
Frequency Range: 2.4 GHz 2.5 GHz
• Bluetooth Low Energy
Protocol: Bluetooth v4.2 BR/EDR and
BLE specification
• On-board File Storage
700 KB SPI-Flash File System (expandable up
to 3 MB)
• Compatible with FreeRTOS
Both micro-controllers are capable of running
FreeRTOS, ESP32 runs FreeRTOS out-of-the-
box
• Arduino Programming Language
Both micro-controllers can be programmed
using Arduino Programming Language
1.4 Specifications
Table 1 summarizes the specifications of the eYFi-Mega board.
Table 1: Specifications of eYFi-Mega development board
Parameter
Value
Board Supply Voltage
4.75 V
DC
to 5.25 V
DC
from USB Micro-B cable (connected to a PC)
7.0 V
DC
to 21.0 V
DC
from External Power Supply
Dimensions
107.95 mm x 64.01 mm x 24 mm (L x W x H)
Break-out power output
3.3 V
DC
(800 mA max)
5.0 V
DC
(2.5 A max)
RoHS status
Compliant
7
