This latest version esp-01s WiFi module with stronger signal and 4 MB Flash Memory, it is upgraded from 512KB.
About program: Please choose "Generic ESP8285 Module" board in Arduino IDE to program it.
ESP-01s adapter's PCB layout has changed for an improvement in WiFi radio performance. Compatible with Ar duino. Support 3 modes: AP, STA, AP + STA
The ESP 01S is DOUT protocol, please choose SPI MODE as DOUT when you program it
Please feel free to contact us if you have any question about how to use it. How to email us? Please click “Stemedu”(you can find "Sold by Stemedu" under Buy Now button), in the new page, click “Ask a question” to email us
Product Specifications
Item Weight: 0.81 ounces
ASIN: B07KF134Y8
Item model number: 8541545906
Customer Reviews: 4.3 out of 5 stars 92Reviews
Best Sellers Rank: #344 in Computer Networking Transceivers
Is Discontinued By Manufacturer: No
Date First Available: November 11, 2018
Voltage: 5 Volts
Controller Type: Switch
Product Dimensions: 0.97"L x 0.57"W x 0.43"H
Is Electric: Yes
UPC: 747356632423
Manufacturer: Stemedu/ShenZhen Doctors of Intelligence & Technology Co.,Ltd.
Product Information
Product description
Description
Specification
802.11 b/g/n
Wake up and transmit packets in < 2ms
Standby power consumption of < 1.0mW (DTIM3)
Package Included:
5 X ESP8266 ESP-01S WiFi Serial Transceiver Module with 4MB Flash
ESP01S
Compared with ESP-01, ESP-01S have Stronger Antenna Signal.
Baud Rate: 115200
Size(mm): 24.7*14.4*11.0
PCB Layer: 2 layer
Antenna: PCB antenna
Indicator LED: GPIO2
Available IO: 2
Flash: 32-bit / 4MB
How to check the flash?
1. Shown on the flash module
2. Shown on the ESP8266 download tool.
Integrated RF switch, balun, 24dBm PA, DCXO, and PMU
Integrated RISC processor, on-chip memory and external memory interfaces
Integrated MAC/baseband processors
Quality of Service management
I2S interface for high fidelity audio applications
On-chip low-dropout linear regulators for all internal supplies
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