Connectivity and Processing Module

ESP8266 with custom firmware

MCU

32-bit RISC CPU: Tensilica Xtensa LX106

Power

5V/1A DC via Micro-USB port or 5V and GND pins

Operating Voltage

3.3V

CPU Clock Frequency

80 MHz

MCU Internal Memory

64 KB of instruction RAM; 96KB of data RAM

MCU External Memory

4 MB Flash memory [QSPI]

GPIO pins

5 Digital pins [3.3V logic]

ADC

1 pin 10 bit ADC [0-1V input]

PWM

All 5 Digital pins capable of PWM [Software PWM]

Dimensions

35mm x 35mm

Boot Time

Less then 1 second

WiFi

802.11 b/g/n
Automatic AP mode if not connected to WiFi
WEP/WPA/WPA2 authentication
Only works with 2.4 GHz WiFi

UART

8-N-1 3.3V TTL UART [using TX, RX, GND pins]
[2400,4800, 9600,19200 baudrate]

Cloud

Default: Bolt Cloud (https://cloud.boltiot.com)
Optional: Custom cloud using Bolt APIs

WiFi LED - WiFi connectivity

1. Slow blinking: Trying to find and connect to WiFi network
2. Fast blinking: User has connected via Bolt IoT app for setup
3. Stable: Connected to WiFi

Cloud LED – Bolt Cloud connectivity

1. Stable: Connected to Bolt Cloud
2. Off: Not connected to Bolt Cloud
3. Dim: Insufficient power/ incorrect boot