The BL602 is a relatively new SoC, so here is some more information taken from the producer's homepage (https://www.bouffalolab.com/bl602 https://www.bouffalola

The BL602 is a relatively new SoC, so here is some more information taken from the producer's homepage (https://www.bouffalolab.com/bl602 https://www.bouffalolab.com/bl602). Wireless (Tier-1 RF Performance) Wi-Fi 802.11 b/g/n Bluetooth® Low Energy 5.0 Wi-Fi Fast connection with BLE assistance Wi-Fi and BLE coexistence Wi-Fi Security WPS/WEP/WPA/WPA2/WPA3 STA, SoftAP and sniffer modes Multi-Cloud connectivity 2.4 GHz RF transceiver Integrated RF balun, PA/LNA Microcontroller Subsystem 32-bit RISC CPU with FPU L1 cache RTC timer up to One year Two 32b general purpose timers Four DMA channels Dynamic Frequency from 1MHz to 192MHz JTAG development support XIP QSPI flash support Memory 276KB SRAM 128KB ROM 1Kb eFuse Embedded Flash (Optional) Security (Complete Security features) Secure boot Secure debug XIP QSPI On-The-Fly AES Decryption (OTFAD) AES 128/192/256 SHA-1/224/256 TRNG (True Random Number Generator) PKA (Public Key Accelerator) Peripherals SDIO 2.0 slave (AP-Host) SPI master/slave Two UART I2C master/slave Five PWM channels 10-bit general DAC 12-bit general ADC Two general analog comparators PIR (Passive Infra-Red) detection IR remote HW accelerator Flexible 16 GPIOs (BL602) / 23 GPIOs (BL604) Power Modes (Ultra-low Power modes) Off Hibernate Power Down Sleep (flexible) Active Clock Support XTAL 24/26/32/38.4/40MHz Support XTAL 32/32.768KHz Internal RC 32KHz & 32MHz oscillator Internal System PLL Package Type 32 pin QFN (BL602) 40 pin QFN (BL604)