Espressif ESP32 | Espressif ESP8266 | Ameba RTL8195 | Ameba RTL8710 | |
---|---|---|---|---|
Date de sortie | 2016 | 2014 | 2016-07-01 | 2016-08-01 |
Caractéristiques | ||||
Mémoire vive | 520 KB | 160 KB (36 KB available to user) | 48 KB available to user | |
CPU | Tensilica Xtensa LX6 32 bit Dual-Core @ 160 / 240Mhz | Tensilica LX106 32 bit @ 80 MHz (up to 160 MHz) | ARM Cortex M3 32 bit @ 166 MHz | ARM Cortex M3 32 bit @ 83 MHz |
Flash | up to 64 MBytes | 1, 2, 4, 8 or 16 MB | 1MB Built-in | |
Input Voltage | 2.2 V - 3.6 V | 3.0 V - 3.6 V | 3.0 V - 3.6 V | 3.0 V - 3.6 V |
Operating Current | 80 mA average | 80 mA average | 80 mA average | 80 mA average |
Temperature Range | -40°C to 125°C | -40°C to 125°C | -40°C to +125°C | -40°C to +125°C |
Standards | FCC/CE/TELEC/KCC | FCC/CE/TELEC/SRRC | FCC/CE/TELEC/SRRC | FCC/CE/TELEC/SRRC |
Connectivité | ||||
Wi-Fi | Oui 802.11b/g/n | Oui 802.11b/g/n (max 65Mbps) | Oui 802.11b/g/n | Oui 802.11b/g/n |
Bluetooth® | Oui 4.2 BR/EDR + BLE | Non | Non | Non |
UART | 3 | 2 | 3x UART | 2x UART |
I/O | ||||
I²C | Oui up to 2 | Oui up to 1 | Oui up to 4 | Oui up to 1 |
GPIO | 32 (up to) | 17 (up to) | 30 (up to) | 17 (up to) |
PCM | Oui up to 1 | Non | Oui up to 2 | Non |
PWM | Oui up to 8 | Non | Oui up to 4 | Oui up to 4 |
ADC | Oui 12 bit SAR ADC up to 18 channels | Oui 10 bit | Oui 2 channels | Non |
DAC | Oui 8 bit up to 2 channels | Non | Oui 1 channel | Non |
Dimensions | ||||
Package | QFN-48 | QFN-32 | QFN-48 | QFN-48 |
Hauteur | 6 mm | 5 mm | 6 mm | 6 mm |
Largeur | 6 mm | 5 mm | 6 mm | 6 mm |
Liens | ||||
Site web | https://www.espressif.com/en/products/socs/esp32 | https://www.espressif.com/en/products/socs/esp8266 | http://www.amebaiot.com/en/ | http://www.amebaiot.com/en/ |
Wikipédia | https://en.wikipedia.org/wiki/ESP32 | https://en.wikipedia.org/wiki/ESP8266 | ||
Voir sur Amazon | https://www.amazon.com/HiLetgo®-ESP-WROOM-32-Development-Microcontroller-Integrated/dp/B0718T232Z/ | https://www.amazon.com/HiLetgo-Version-NodeMCU-Internet-Development/dp/B010O1G1ES | https://www.amazon.com/dp/B01KWXJOGU |
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