ISM4334x-M4G-L44 Serial-to-WiFi Evaluation Board


The  ISM43341-M4G-L44-E is an embedded 2.4 & 5 GHz Wi-Fi 802.11 a/b/g/n, Bluetooth Low Energy (BLE), Bluetooth 4.0 & Near Field Communication (NFC) module. The module hardware consist of a Broadcom BCM43341 Quad Combo radio, antenna and a STM32F405 host processor with a standard SPI or UART host interface. Small 14.70mm x 34.22mm surface mount footprint and has full FCC and CE module certification. ( Supports ISM43340-M4G-L44-C/U based modules as well)

397 in stock (can be backordered)

SKU: ISM43341-M4G-EVB-C Category: Tags: , ,


// // <link rel=”stylesheet” type=”text/css” href=”″ />// // product is targeted for low cost embedded wireless applications and enables a quick, easy and cost effective method adding WiFi , Bluetooth, BLE  and NFC connectivity to your platforms. A summary of the key module features:

  • 802.11 b/g/n Compatible based on Broadcom MAC/Baseband/Radio device.
  • Fully contained TCP/IP stack thus minimizing host CPU requirements
  • Configurable though AT commands ( In development).
  • Host interface: USB, UART, SPI up to 25+ MHz
  • Network features ICMP ( Ping), ARP, DHCP,TCP, UDP
  • BLE, Bluetooth 4.0 and NFC support (ISM341 adds NFC)
  • Over the Air update
  • Secure WiFi authentication WEP-128, WPA-PSK (TKIP), WPA2-PSK 


Additional information


-E on board antenna, -U connector for external connector


UART – C., SPI -C., Custom Firmware


ISM43340, ISM43341

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