Microchip

This page covers the following companies:
 * ZeroG Wireless → G2 Microsystems → Roving Networks → BridgeCo → SMSC → Micrel → Atmel → Microchip

Microchip Technology Inc.

 * https://www.microchip.com/


 * Microchip has multiple lineages of Wi-Fi chipsets, inherited from
 * acquisitions of multiple companies having existing Wi-Fi products.

Timeline

 * 1998 - founded Microchip
 * 2010 - acquired SST (802.11abgn Power Amplifiers)
 * 2010 - acquired ZeroG Wireless (Wi-Fi 802.11 Chip)
 * 2012 - acquired Roving Networks (Wi-Fi Chipset Vendor)
 * 2012 - acquired SMSC (Wi-Fi SoC Media Processor)
 * 2016 - acquired Atmel and Micrel (PR)

Wi-Fi chips
Currently it appears to offer several Wi-Fi chipsets:
 * G2C543-1 - (inside RN171 WiFly module, FCC ID ) (originally designed by G2 Microsystems)
 * MRF24WG0 (MAC/BB only) - 802.11bg (used with Airoha RFIC); FCC ID
 * ZG2100 - 802.11b 2Mbps-only (obsolete)
 * Microchip also offers a range of 802.11abgn+ac RF Power Amplifiers,
 * used in many wireless routers: Microchip Power Amplifiers.

Processors

 * MCU


 * Microchip PIC32MX Family

SMSC

 * 2011 - acquired BridgeCo
 * 2012 - acquired by Microchip

Wi-Fi chips

 * Relabeled DM870 WiSoC as "jukeblox"

BridgeCo

 * bridgeco.com / bridgeco.net.


 * 2011 - Acquired by SMSC which was subsequently acquired by Microchip

Wi-Fi chips

 * DM870 (DM870A) - Media Processor (SoC) with 802.11bg MAC/BB jukeblox PBrief
 * BridgeCo Eagle - WLAN RFIC (appears to be a rebadged Thomson 6201C)

Roving Networks

 * http://www.rovingnetworks.com/


 * 2010 - Roving Networks acquired G2 Microsystems (Wi-Fi chipset vendor);
 * 2012 - was acquired by Microchip

G2 Microsystems

 * g2microsystems.com (archived website)


 * 2004 - Founded by a group from Radiata (early Wi-Fi startup acquired by Cisco);
 * 2010 - acquired by Roving Networks which was subsequently acquired by Microchip.

Wi-Fi chips

 * G2C501 (2006) 802.11b WiSoC + RTLS for tags/asset tracking
 * G2C543 (2009) 802.11bg WiSoC for IoT, interface: SPI, SDIO, UART
 * G2C547 (2008) 802.11bg WiSoC + RTLS/RFID; host interface: SPI, SDIO, UART

ZeroG Wireless

 * zerogwireless.com (archive.org)


 * 2006 - Founded
 * 2010 - acquired by Microchip

Wi-Fi chips

 * ZG2100 - "802.11b" (only 1 and 2Mbps, not the full standard)