RDA5981 WiFi IoT 모듈
(RDA5981 WiFi Module)
개요
- RDA5981은 WiFi IoT 칩으로 스마트 스피커와 같은 스마트 홈이나 오디오 어플리케이션을 위해 특별히 디자인된 칩입니다.
특징
- PU – Arm Cortex-M4 @ up to 160 MHz with integrated MPU and mbed uvisor
- System Memory – Up to 448 KB SRAM for network stack and application, external PSRAM interface
- Storage – Up to 32Mbit SPI flash
- Connectivity
- WiFi
- 2.4 Ghz 802.11b/g/n WiFi up to 150 Mbps with 20/40 MHz bandwidth
- WPA, WPA2, WEP, TKIP,CCMP security
- STA, softAP, P2P, STA+softAp, STA+P2P modes
- A-MPDU, A-MSDU, HT-BA
- TCP/IP stack with SSL (TLS?)
- WiFi
- Host Interfaces – SPI / UART (AT command set) / USB2.0
- Peripherals – GPIO, 2x UART, 2x I2S, 1x I2C, 8x PWM, 4x SPI, 1x SDMMC, 1x USB2, 2x ADC
- Security – Hardware crypto accelerator AES/RSA, true random number generator (TRNG), and CRC accelerator
- Misc – Watchdog, 16×16 bits eFuse configuration
- Package – 5×5mm2 QFN package, 0.4mm pitch QFN-40