Catalog > Internet of Things (IOT) Related Products > More Platforms ESP8266 SMD Adaptor Board ESP8266 SMD Adaptor Board ACM ESP8266 SMD BREAKOUTBOARD R2 ESP8266 SMD ADAPTER BOARD W/O ESP-12E Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Overview Simple ESP8266 ESP-12 SMD to DIP/PTH adapter board only—DOES NOT INCLUDE WIFI MODULE (Picture for info only) R2 version supports ESP-07, ESP-12 and new (ESP-12F, which has extra 6 pins (SPI and I/Os) Features On board LDO SPX3819-3.3V, 500mA, input voltage 4-16V. (Updated on R2.2 June 2018) Serial TXD, RXD is 3.3V/5V logic complaint now, support max upload speed, Arduino – 921600, ESP download tool – 1500000 bps. (This is from version 2.1, old version Arduino cannot run max speed.) EN(CHPD), IO2 pull up, GPIO15 pull down. IO0 and reset pull up and connect with buttons. Press down the flashing firmware then press the reset will enter into firmware flashing mode Breadboard friendly. Board size 25.4 x 33 mm Shipment: Includes the adapter board and break away pin connectors (not soldered) Does NOT include the Wifi module. Downloads Datasheet - ACM ESP8266 SMD BREAKOUTBOARD R2 PDF File 84.84 KB