Espressif ESP8266 Manual

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3. Environment Setup
3.2.
Hardware Connection
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ESP-Launcher connects to the PC via the Micro USB cable. For instructions on how to
install the UART driver on your PC, please refer to Appendix Ⅰ.
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A router through which ESP8266 can access the internet is needed.
3.3.
Software Installation
Flash Download Tool is for downloading the firmware into the ESP-Launcher.
3.4.
The ESP-Launcher

Figure 3-1. The ESP-Launcher
The switch “1”: toggle to the lower side
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Lower side: power-off
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Upper side: power-on
The switch “2”: toggle to the lower side
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Lower side: downloading firmware mode
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Upper side: program execution mode
The switch “3” (CHIP_EN Pin.): toggle to the upper side
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Lower side: chip disable
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Upper side: chip enable
The pin “4”: putting a jumper cap on the above 2 pins
The pin “5”: putting a jumper cap on it"
📖 Notes:
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The firmware to be downloaded is in ./Bin-FW/.
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For information how to use Flash Download Tool, please refer to Appendix Ⅱ.
Espressif
# /#4 19
2016.09

Espressif ESP8266 Specifications

General

Digital I/O Pins	17
Analog Input Pins	1
Wi-Fi	802.11 b/g/n
Operating Voltage	3.0V - 3.6V
Clock Speed	80 MHz / 160 MHz
Operating Temperature	-40°C to 125°C
Dimensions	24mm x 14mm
Processor	Tensilica L106 32-bit micro controller