LN882H
BLOCK Diagram
LN882H series of SoCs is highly-integrated Cortex-M4F based solution supporting 802.11b/g/n (2.4 GHz Wi-Fi) and
Bluetooth 5.1 (LE), as diagram below.
该芯片的主要指标如下：
Wi-Fi
o 2.4GHz 802.11 b/g/n, 20MHz bandwidth
o Support STA/AP/STA+AP modes
o SoC with on chip TCP/IP protocol stack
BLE
o Support long range (125Kbps, 500Kbps) and high data rate (2Mbps)
CPU and Memory
o ARM Cortex M4F, 40/80/160M
o 296KB RAM / 128KB ROM
o 512KB~4MB Flash for XIP application code
o SWD debug interface
Advanced Peripheral Interfaces
o Up to 20 GPIOs
o SPI/I2S/I2C/SDIO/UART interface
o Timer/Advance Timer (PWM)
o Multi-channel ADC with programmed amplifier for voice sense
o XIP from external QSPI FLASH with high-speed cache
o WDT
o DMA controler
o RGB LED Protocol (Compatible with the WS2811)
High Integration
o Integrated TR switch, balun, LNA, power amplifier and matching network
o AES-128\AES-192\AES-256 hardware encryption
o True random number generator (TRNG)
o 256 bits EFUSE
o CHKSUM accelerator to enhance TCP/UDP transfer
Package
o QFN32 5mm*5mm
o QFN24 4mm*4mm