| Nom abrégé | RP2040 | ESP32 | ESP32-S2 | STM32 F1 | STM32 G4 | STM32F103C8T6 | ESP8266 | Teensy 4.1 |
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| Site web | raspberrypi.org/... | espressif.com/... | espressif.com/... | www.st.com/... | www.st.com/... | www.st.com/... | espressif.com/... | pjrc.com/... |
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| Date de sortie | 21 jan. 2021 | 2016 | 2019 | 2007 | 2019 | 1 jun. 2007 | 2014 | 11 mai 2020 |
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| Caractéristiques | | | | | | | | |
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| CPU | Arm Cortex-M0+ Dual-core @133MHz | Tensilica Xtensa LX6
32 bit Dual-Core @ 160 / 240Mhz | Tensilica Xtensa LX7
32 bit Single-Core @ 240Mhz | ARM Cortex-M3 @ 24 / 36 / 48 / 72 MHz | ARM Cortex-M4F @ 170 MHz FPU, DSP instructions | 32-bit ARM Cortex M3 72MHz max | Tensilica LX106
32 bit @ 80 MHz (up to 160 MHz) | NXP IMXRT1062DVJ6A ARM Cortex-M7 at 600 MHz with FPU (32 bit float
and 64 bit double precision), DSP instructions. |
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| Coprocesseur | | ULP | ULP (RISC-V) | | | | | |
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| Mémoire vive | 264 KB | 520 KB | 320 KB | 4 KB - 96 KB | 32 KB - 128 KB | 20 kb | 50 KB less than | 1,024 KB RAM (512K tightly coupled) |
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| ROM (Flash) | | 448 KB | 128 KB | 16 KB - 1024 KB | 128 KB - 512 KB | 64 Kb or 128 Kb | 0 use external SPI flash | 7,936 KB Flash |
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| UART | 2 | 3 | 2 | | | 3 USARTs (ISO 7816 interface, LIN, IrDA capability, modem control | 2 | 8 UARTS |
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| SPI | Oui 2 (OSPI) | Oui 4 | Oui 4 (OSPI) | | | Oui 2 | Oui 2 | Oui 2 |
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| Wi-Fi | Non | Oui 802.11b/g/n | Oui 802.11b/g/n | | | Non | Oui 802.11b/g/n (max 65Mbps) | Non |
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| Bluetooth® | Non | Oui 4.2 BR/EDR + BLE | Non | | | Non | Non | Non |
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| Port USB Maitre | Oui | Non | Oui | | | Non | Non | Oui 2 usb ports (1 as USB host, 5 pin header with power management) |
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| Ethernet (LAN, RJ45) | Non | Oui 10/100Mbps | Non | | | Non | Non | Oui Ethernet 10/100 Mbit (6 pin on board header). Teensy 4.1 contains an Ethernet controller and Ethernet PHY chip. |
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| RTC Memory | | 16 KB | 16 KB | | | No | | 16 bytes of memory are located within the RTC. If a coin cell is
connected to VBAT, contents of this memory is preserved while power
is off. This memory is accessed as 32 bit registers LPGPR0-LPGPR3. |
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| Mémoire SRAM externe | | 8 MB up to | 128 MB up to | | | | | 16 MB up to PSRAM (QSPI Memory Expansion, ready to solder 1 or 2 chips such as IPS6404LSQ or ESP PSRAM64H on board) |
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| Flash externe | | 16 MB up to | 1 GB up to | | | | 16 MB up to | 8 MB up to (QSPI Memory Expansion, board ready to solder additional 8MB Flash chip such as 25Q128JVSQ) |
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| ESP-MESH | Non | Oui | Oui | | | Non | Oui | Non |
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| CAN | | Oui v2.0 | | | | Oui | Non | Oui 3 |
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| GPIO | 30 | 34 | 43 | | | 80 (up to) | 17 (up to) | 55 input/output signal pins (42 are accessible when used with a solderless breadboard) |
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| Capteur à effet Hall | Non | Oui | Non | | | Non | Non | Non |
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| Capteur de température | Non | Oui | Oui | | | Oui | Non | Oui A built in temperature sensor allows reading the temperature inside the MCU chip |
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| Capteurs tactiles | | 10 | 14 | | | No | No | No |
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| I²C | Oui | Oui up to 2 | Oui up to 2 | | | Oui up to 2 | Oui up to 1 | Oui 3 |
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| I2S | 1 | 2 | 1 | | | 1 | 2 | 2 (I2S/TDM) |
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| ADC | Oui x4 12-bit | Oui 12 bit SAR ADC up to 18 channels | Oui 12 bit SAR ADC up to 20 channels | | | Oui 2 x 12-bit, 1 μs A/D converters (up to 16 channels) | Oui 10 bit | Oui 18 pins total (12 bit, 2 Converters, 4 comparators) |
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| DAC | Non | Oui 8 bit up to 2 channels | Oui 8 bit up to 2 channels | | | Oui | Non | Non |
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| PWM | Oui up to 16 | Oui up to 8 | Oui 8 | | | Oui 37 | Oui 4 | Oui 31 pins/outputs (3x PWM 32 bit, 32x PWM 16 bit) |
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| SDMMC | Non | Oui | Non | | | Non | Non | Oui 1 SDIO (4 bit) native Micro SD Card |
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| RMT (remote control) | Non | Oui | Oui | | | Non | Non | Non |
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| LCD Interface | Non | Non | Oui | | | Non | Non | Non not dedicated |
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| Camera Interface | Non | Non | Oui | | | Non | Non | Non not dedicated |
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| Consommation en veille profonde | 18 µA (Dormant) 39 µA (Sleep) | 10 µA, Yes | 5 µA | | | 1 Yes | 20 µA, Yes | |
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| Sécurité | | | | | | | | |
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| Flash sécurisé | | 1024-bit OTP secure boot | 4096-bit OTP secure boot | | | | | |
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| Support du chiffrement | | AES, SHA-2, RSA, ECC, RNG | AES-128/192/256, SHA-2, RSA, RNG, HMAC, Digital Signature | | | | | Symmetric ciphers and one-way hash can be computed by hardware, but
currently no library support exists to utilize this hardware. |
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| Dimensions | | | | | | | | |
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| Hauteur | 7 mm | 6 mm | 7 mm | | | | 5 mm | 0,16 in (4.07 mm) (no extra PSRAM or Flash included) |
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| Largeur | 7 mm | 6 mm | 7 mm | | | | 5 mm | 0,7 in (17.81 mm) |
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| Poids | | | | | | | | |
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Avis utilisateurs et commentaires