Device and firmware record

4D Systems gen4 IoD Range

Firmware targets, hardware identifiers and source documentation for 4D Systems gen4 IoD Range.

Device identity

Manufacturer
4D Systems
Model
espressif8266:gen4iod
Category
Development Board
System-on-chip
esp8266

Specifications

Series
espressif8266
Clock Hz
80 MHz
Upload Limit Bytes
512 KiB
Upload Ram Limit Bytes
80 KiB
Interfaces / target features
wifi

Documentation

Hardware and board identifiers

NamespaceValue
platformio_idespressif8266:gen4iod

Operating-system and firmware evidence

Source listings, compiled firmware and physical hardware tests are recorded separately.

Listed By Source

Oct 28, 2026

Operating system: platformio. Imported from the named source; not an OpenFactory hardware test.

Source: PlatformIO

Listed By Source

Oct 28, 2026

Operating system: arduino. Imported from the named source; not an OpenFactory hardware test.

Source: PlatformIO

Listed By Source

Oct 28, 2026

Operating system: esp8266-rtos-sdk. Imported from the named source; not an OpenFactory hardware test.

Source: PlatformIO

Listed By Source

Oct 28, 2026

Operating system: esp8266-nonos-sdk. Imported from the named source; not an OpenFactory hardware test.

Source: PlatformIO

Sources and provenance

  • PlatformIOOct 28, 2026

    Curated source; repository metadata signature not applicable, revision 4812a24058aca9f8045e068a9d237871215a587b49d264abb453fce60857df2f