■ 無線LAN規格

無線LAN規格 IEEE802.11a IEEE802.11b IEEE802.11g IEEE802.11n IEEE802.11ac IEEE802.11ax  備考 
 同呼称 Wi-Fi 4 Wi-Fi 5 Wi-Fi 6  
策定時期 1999年 1999年 2003年 2009年 2014年 2021年  
54 Mbps  11 Mbps / 22 Mbps  54 Mbps 65 Mbps – 600 Mbps 292.5 Mbps – 6.93 Gbps  9.6 Gbps  
54Mbs  11Mbps  54Mbps  300Mbps  6.9Gbps  9.6Gbps   
チャンネル幅   20 MHz 22 MHz   20 MHz 20 / 40 MHz  80 / 160 MHz     
 周波数帯  5GHz帯 2.4GHz帯  2.4GHz帯 2.4G帯/5GHz帯 5GHz帯 2.4GHz/5GHz帯  
備考 (注2)  (注1)           

(注1)IEEE802.11b: チャンネルは、2.4GHz帯は1~13チャンネル(一部の製品は1~14チャンネル)チャンネルを
(注2)IEEE802.11a: 5GHz帯は36~64、100~140チャンネル(いずれも4の倍数のみ利用)を利用できる。5GHz帯の場合、

■ WiFi デバイス

開発キット メモ
Roving Networks系


• Qualified 2.4-GHz IEEE 802.11b/g transceiver
• Ultra-low power: 4 uA sleep, 40 mA Rx, 210 mA Tx
High throughput, 1 Mbps sustained data rate with
• Small, compact surface-mount module
• On-board ceramic chip antenna and U.FL
connector for external antenna
• 8-Mbit flash memory and 128-KB RAM
UART hardware interface
• 10 general-purpose digital I/O pins
• 8 analog sensor interfaces
• Real-time clock for wakeup and time stamping
• Accepts 3.3-V regulated or 2 to 3 V battery
• Supports ad hoc and infrastructure networking
• On board ECOS -OS, TCP/IP stacks
• Wi-Fi Alliance certified for WPA2-PSK
• FCC/CE/ICS certified and RoHS compliant.
• Industrial (RN-131G) and commercial (RN-131C)
grade temperature options

WiFly click

・価格: 9,800円/秋月電子
・インターフェース: UART

・価格: $69
・インターフェース: UART
Roving Networks系


• IEEE 802.11-compliant RF Transceiver
• Serialized unique MAC address
Data Rate: 1 and 2 Mbps
• Compatible with IEEE 802.11b/g/n networks
Small size: 21 mm x 31 mm 36-pin Surface Mount
• Integrated PCB antenna (MRF24WB0MA)
• External antenna option (MRF24WB0MB) with
ultra miniature coaxial (UFL) connector
• Range: up to 400m (1300 ft.)
• Easy integration into final product – accelerates
product development, provides quicker time to
• Radio regulation certification for United States
(FCC), Canada (IC), Europe (ETSI) and Japan
• Wi-Fi® certified (WFA ID: WFA7150)
• Designed for use with Microchip microcontroller
families (PIC18, PIC24, dsPIC33, and PIC32) with
downloadable Microchip TCP/IP Stack
SPI host interface
WiFi Plus click 

・価格 $45
Roving Networks系



Wi-Fi 4
IEEE 802.11b/g/n Compliant Transceiver
2.4 GHz IEEE 802.11n Single Stream 1x1
SPI Interface to Host Controller (4-wire including
• Works with Microchip's MPLAB® Harmony
Integrated Software Framework
• Fully Integrated Wireless Module with Voltage
Regulation, Crystal, RF Matching Circuitry, Power
Amplifier (PA), Low Noise Amplifier (LNA), and
PCB Trace Antenna
• Ultra-Small W.FL Connector for External
Antennas (MRF24WN0MB)
Compact Surface Mount Module: 0.700" x 1.050"
x 0.085“ (17.8 mm x 26.7 mm x 2.2 mm)
• Castellated Surface Mount Pads for easy and
reliable PCB mounting
• Environmentally Friendly, RoHS Compliant

 ・wifi_rgb_easy_configuration(H v2.04)
 ・wifi_easy_configuration(H v2.04)
 ・wifi_ap(H v.3)
 ・wifi_sta(H v.3)

★PIC32MZ_StarterKit、I/O Expansion Board、
 ・wifi_easy_configuration(H v2.04)

PIC32MZ Curiosity Board

MRF24WN0MA Wi-Fi PICtail/PICtail Plus Daughter Board



Wi-Fi 4

IEEE® 802.11 b/g/n 20MHz (1x1) solution
Single spatial stream in 2.4GHz ISM band
 Integrated PA and T/R Switch
 Integrated PCB antenna
 Superior Sensitivity and Range via advanced PHY signal processing
 Advanced Equalization and Channel Estimation
 Advanced Carrier and Timing Synchronization
 Wi-Fi Direct and Soft-AP support
 Supports IEEE 802.11 WEP, WPA, WPA2 Security
 Supports China WAPI security
 Superior MAC throughput via hardware accelerated two-level A-MSDU/A-MPDU
frame aggregation and block acknowledgement
 On-chip memory management engine to reduce host load
SPI, UART, and I2C host interfaces
 2- or 3-wire Bluetooth® coexistence interface
 Operating temperature range of -40°C to +85°C
 I/O operating voltage of 2.7V to 3.6V
 Integrated Flash memory for system software
 Power Save Modes
– <4μA Power Down mode typical @3.3V I/O
– 380μA Doze mode with chip settings preserved (used for beacon monitoring)
– On-chip low power sleep oscillator
– Fast host wake-up from Doze mode by a pin or SPI transaction
 Fast Boot Options
– On-chip Boot ROM (Firmware instant boot)
– SPI flash boot (firmware patches and state variables)
– Low-leakage on-chip memory for state variables
– Fast AP Re-Association (150ms)
 On-Chip Network Stack to offload MCU
– Integrated Network IP stack to minimize host CPU requirements
– Network features TCP, UDP, DHCP, ARP, HTTP, SSL, and DNS
 Hardware accelerators for Wi-Fi and SSL security to improve connection time
 Hardware accelerator for IP checksum
 Hardware accelerators for OTA security
 Small footprint host driver (4KB flash – less than 1KB RAM)
Dimension 21.7 x 14.7 x 2.1
★PIC32MZ_StarterKit、、I/O Expansion Board、WINC1510_PICtail 
 ・wifi_winc1500_socket(H v2.04)

★PIC32MZ Curiosity Board2.0、 WINC1510_PICtail
  ・wifi_rgb_easy_configuration(H v3.0) 番外
  → URL

WiFi 7 click

WINC1500 PICtail Daughter Board

PIC32MZ Curiosity Board 2.0

・価格: $29

SPI+UART to Wi-Fi & BLE module


Wi-Fi features:
• IEEE 802.11 b/g/n RF/PHY/MAC
IEEE 802.11 b/g/n (1x1) with Single Spatial Stream, up to 72 Mbps PHY Rate in a 2.4 GHz ISM Band
• Integrated Chip Antenna or Micro Co-ax (U.FL) Connector for an External Antenna
• Superior Sensitivity and Range via Advanced PHY Signal Processing
• Advanced Equalization and Channel Estimation
• Advanced Carrier and Timing Synchronization
• Supports Soft-AP
• Supports IEEE 802.11 WEP, WPA and WPA2 Personal and WPA2 Enterprise (firmware version 1.3.1 or later)
• Superior MAC Throughput through Hardware Accelerated Two-Level A-MSDU/A-MPDU Frame Aggregation and
Block Acknowledgment
• On-Chip Memory Management Engine to Reduce the Host Load
• Operating Temperature Range from -40°C to +85°C
• Input/Output voltage ranges from 2.7V to 3.6V
• Power supply (VBAT) ranges from 3.0V to 4.2V
• Wi-Fi Alliance® Certified for Connectivity and Optimizations
– ID: WFA62065
• Integrated On-Chip Microcontroller
SPI Host Interface
• Integrated Flash Memory for Wi-Fi and Bluetooth System Software
• Low Leakage On-Chip Memory for State Variables
• Fast AP Re-Association (150 ms)

Bluetooth features:
• ATWINC3400-MR210xA Bluetooth Low Energy
•ATWINC3400-MR210xA modules are Bluetooth 5.0 certified.
Certification (end product) QD ID: 112092
• Adaptive Frequency Hopping (AFH)
• Superior Sensitivity and Range
  WiFi モジュール
Wi-Fi module (WM32S2057GXEAS-I/RM)

  ★PIC32WK Wi-Fi Starter Kit 
 ・wifi_ap_demo(H v2.04)
 ・wifi_sta_demo(H v2.04)
 ・wifi_staap_demo(H v2.04)
 ・wifi_sta_http_demo(H v2.04)
 ・wifi_sta_ota_demo(H v2.04)
 ・wifi_sta_wolfssl_demo(H v2.04)

PIC32WK Wi-Fi Starter Kit