Skip to content

Instantly share code, notes, and snippets.

@jonathanpmartins

jonathanpmartins/Comparison Espressif ESP MCUs.md

Forked from sekcompsci/Comparison Espressif ESP MCUs.md
Created January 6, 2023 18:24
Show Gist options

  • Select an option

    Learn more about clone URLs
  • Save jonathanpmartins/6ef0348c47ab57c5a7068d042d5cf9bc to your computer and use it in GitHub Desktop.

Select an option

Learn more about clone URLs
Save jonathanpmartins/6ef0348c47ab57c5a7068d042d5cf9bc to your computer and use it in GitHub Desktop.
Download ZIP

Revisions

  1. @fabianoriccardi fabianoriccardi revised this gist Apr 11, 2021. 1 changed file with 1 addition and 1 deletion.
    2 changes: 1 addition & 1 deletion Comparison Espressif ESP MCUs.md
    View file
    Original file line number Diff line number Diff line change
    @@ -40,7 +40,7 @@ A minimal table to compare the Espressif's MCU families.
    | Hall Sensor | X | ✓ | X | ? | X | ? |
    | Touch Sensor | 0 | 10 | 14 | ? | X | ? |

    * All the MCUs have some sort of DMA. However, if this field is not checked, it means that the user hasn't the direct control over DMA. With *General DMA* term, Espressif intends a specific DMA peripheral in full control of user. He will be responsible to manage such peripheral.
    \* All the MCUs have some sort of DMA. However, if this field is not checked, it means that the user hasn't the direct control over DMA. With *General DMA* term, Espressif intends a specific DMA peripheral in full control of user. He will be responsible to manage such peripheral.

    ** In some old datasheet and documentation, it was referred as CAN bus.

  2. @fabianoriccardi fabianoriccardi revised this gist Apr 11, 2021. 1 changed file with 1 addition and 3 deletions.
    4 changes: 1 addition & 3 deletions Comparison Espressif ESP MCUs.md
    View file
    Original file line number Diff line number Diff line change
    @@ -2,8 +2,6 @@

    A minimal table to compare the Espressif's MCU families.

    **work in progress**

    | | ESP8266 | ESP32 | ESP32-S2 | ESP32-S3 | ESP32-C3 | ESP32-C6 |
    |--------------------------- |-------------------------------------- |------------------------------------------------------------------- |--------------------------------------------- |------------------------------------------------------ |--------------------------------------------- |--------------------------------------------- |
    | Announcement Date | 2014, August | 2016, September | 2019, September | 2020, December | 2020, November | 2021, April |
    @@ -50,4 +48,4 @@ A minimal table to compare the Espressif's MCU families.

    For more details about specific models and variants, look at [Espressif Product Selector](https://products.espressif.com/).

    Contributions and suggestions are welcomed!
    The table will be updated as new information will be released. Contributions and suggestions are welcomed!
  3. @fabianoriccardi fabianoriccardi revised this gist Apr 11, 2021. 1 changed file with 1 addition and 1 deletion.
    2 changes: 1 addition & 1 deletion Comparison Espressif ESP MCUs.md
    View file
    Original file line number Diff line number Diff line change
    @@ -1,6 +1,6 @@
    # Comparison table for ESP8266/ESP32/ESP32-S2/ESP32-S3/ESP32-C3/ESP32-C6

    A minimal table to compare the families of Espressif's processors.
    A minimal table to compare the Espressif's MCU families.

    **work in progress**

  4. @fabianoriccardi fabianoriccardi revised this gist Apr 11, 2021. 1 changed file with 19 additions and 15 deletions.
    34 changes: 19 additions & 15 deletions Comparison Espressif ESP MCUs.md
    View file
    Original file line number Diff line number Diff line change
    @@ -9,13 +9,13 @@ A minimal table to compare the families of Espressif's processors.
    | Announcement Date | 2014, August | 2016, September | 2019, September | 2020, December | 2020, November | 2021, April |
    | Main processor | Tensilica L106 32-bit (up to 160MHz) | Tensilica Xtensa 32-bit LX6 (up to 240MHz) (optionally dual core) | Tensilica Xtensa 32-bit LX7 (up to 240MHz) | Tensilica Xtensa 32-bit LX7 dual core (up to 240MHz) | RISC-V 32-bit (up to 160MHz) | RISC-V 32-bit (up to 160MHz) |
    | SRAM | 160KB | 520KB | 320KB | 512KB | 400KB | 400KB |
    | ROM | X | 448KB | 128KB | ? | 384KB | 384KB |
    | JTAG | X | | ✓ | ? | ✓ | ✓ |
    | Cache | 32 KB instruction | | 8/16KB (configurable) | ? | 16KB | ? |
    | WiFi | WiFi 4 | | WiFi 4 | WiFi 4 | WiFi 4 | WiFi 6 |
    | Bluetooth | X | BLE 4.2 (upgrade to 5.0, with limitations) | X | ? | BLE 5.0 | BLE 5.0 |
    | ROM | 0 | 448KB | 128KB | 384KB | 384KB | 384KB |
    | JTAG | X | ✓ | ✓ | ? | ✓ | ✓ |
    | Cache | 32 KB instruction | 64KB | 8/16KB (configurable) | ? | 16KB | ? |
    | WiFi | Wi-Fi 4 (only up to 72.2Mbps) | Wi-Fi 4 | Wi-Fi 4 | Wi-Fi 4 | Wi-Fi 4 | Wi-Fi 6 |
    | Bluetooth | X | BLE 4.2 (upgrade to 5.0, with limitations) | X | BLE 5.0 | BLE 5.0 | BLE 5.0 |
    | Ethernet | X | ✓ | X | ? | X | ? |
    | RTC memory | 768 B | 16KB | 16KB | ? | 8KB | ? |
    | RTC memory | 768B | 16KB | 16KB | 16KB | 8KB | ? |
    | PMU | ✓ | ✓ | ✓ | ? | ✓ | ? |
    | ULP coprocessor | X | ✓ | ULP-RISC-V | ? | X | ? |
    | Cryptographic Accelerator | X | SHA, RSA, AES, RNG | SHA, RSA, AES, RNG, HMAC, Digital Signature | SHA, RSA, AES, RNG, HMAC, Digital Signature | SHA, RSA, AES, RNG, HMAC, Digital Signature | SHA, RSA, AES, RNG, HMAC, Digital Signature |
    @@ -25,25 +25,29 @@ A minimal table to compare the families of Espressif's processors.
    | I2C | 1 | 2 | 2 | ? | 1 | ? |
    | I2S | 1 | 2 | 1 | ? | 1 | ? |
    | UART | 2 (one TX only) | 3 | 2 | ? | 2 | ? |
    | SDIO | X | 1 | | | | |
    | SDIO Host | 0 | 1 | 0 | 2 | 0 | 0 |
    | SDIO Slave | 0 | 1 | 0 | 0 | 0 | 0 |
    | GPIO | 17 | 34 | 43 | 44 | 22 | 22 |
    | LED PWM | 5 | 16 | 8 channels | ? | 6 channels | ? |
    | Pulse counter | | | | | | |
    | GDMA* | X | X | X | ? | 6 channels | ? |
    | LED PWM | 5 | 16 | 8 | ? | 6 | ? |
    | MCPWM | 0 | 6 | 0 | 2 | 0 | 0 |
    | Pulse counter | 0 | 8 | 4 | ? | 0 | X |
    | GDMA* | 0 | 0 | 0 | ? | 6 | ? |
    | USB | X | X | USB OTG 1.1 | ? | Serial/JTAG | ? |
    | TWAI** | X | 1 | 1 | ? | 1 | ? |
    | TWAI** | 0 | 1 | 1 | ? | 1 | ? |
    | ADC | 1x 10-bit SAR | 2x 12-bit SAR, up to 18 channels | 2x 13-bit SAR, up to 20 channels | ? | 2x 12-bit SAR, up to 6 channels | ? |
    | DAC | X | 2x 8-bit | 2x 8-bit | ? | X | X |
    | RMT | 1x transmission + 1x reception | 8x transmission/reception | 4x transmission/reception | ? | 2x transmission + 2x reception | ? |
    | Timer | | | 4x 64-bit | ? | 2x 54-bit + 1x 52-bit | ? |
    | Temperature Sensor | 1 | | ✓ | ? | ✓ | ? |
    | Hall Sensor | | | | | | |
    | Touch Sensor | X | 10 | | | | |
    | Timer | 2x 23-bit*** | 4x 64-bit | 4x 64-bit | ? | 2x 54-bit + 1x 52-bit | ? |
    | Temperature Sensor | ✓ | ✓ | ✓ | ? | ✓ | ? |
    | Hall Sensor | X | ✓ | X | ? | X | ? |
    | Touch Sensor | 0 | 10 | 14 | ? | X | ? |

    * All the MCUs have some sort of DMA. However, if this field is not checked, it means that the user hasn't the direct control over DMA. With *General DMA* term, Espressif intends a specific DMA peripheral in full control of user. He will be responsible to manage such peripheral.

    ** In some old datasheet and documentation, it was referred as CAN bus.

    *** A timer is dedicated to Wi-Fi, so you cannot freely use it.

    For more details about specific models and variants, look at [Espressif Product Selector](https://products.espressif.com/).

    Contributions and suggestions are welcomed!
  5. @fabianoriccardi fabianoriccardi revised this gist Apr 10, 2021. 1 changed file with 39 additions and 29 deletions.
    68 changes: 39 additions & 29 deletions Comparison Espressif ESP MCUs.md
    View file
    Original file line number Diff line number Diff line change
    @@ -4,35 +4,45 @@ A minimal table to compare the families of Espressif's processors.

    **work in progress**

    | | ESP8266 | ESP32 | ESP32-S2 | ESP32-S3 | ESP32-C3 | ESP32-C6 |
    |--------------------------- |-------------------------------------- |---------------------------------- |--------------------------------------------- |------------------------------------------------------ |--------------------------------------------- |--------------------------------------------- |
    | Announcement Date | 2014, August | 2016, September | 2019, September | 2020, December | 2020, November | 2021, April |
    | Main processor | Tensilica L106 32-bit (up to 160MHz) | | Tensilica Xtensa 32-bit LX7 (up to 240MHz) | Tensilica Xtensa 32-bit LX7 dual core (up to 240MHz) | RISC-V 32-bit (up to 160MHz) | RISC-V 32-bit (up to 160MHz) |
    | SRAM | 32 KB instruction + 80 KB user data | | 320KB | 512KB | 400KB | 400KB |
    | ROM | X | 448KB | 128KB | ? | 384KB | 384KB |
    | JTAG | X | | ✓ | ? | ✓ | ✓ |
    | Cache | 32 KB instruction | | 8/16KB (configurable) | ? | 16KB | ? |
    | WiFi | WiFi 4 | | WiFi 4 | WiFi 4 | WiFi 4 | WiFi 6 |
    | Bluetooth | X | | X | ? | BLE 5.0 | BLE 5.0 |
    | RTC memory | 768 B | | 16KB | ? | 8KB | ? |
    | PMU | ✓ | ✓ | ✓ | ? | ✓ | ? |
    | ULP coprocessor | X | | ULP-RISC-V | ? | X | ? |
    | Cryptographic Accelerator | X | | SHA, RSA, AES, RNG, HMAC, Digital Signature | SHA, RSA, AES, RNG, HMAC, Digital Signature | SHA, RSA, AES, RNG, HMAC, Digital Signature | SHA, RSA, AES, RNG, HMAC, Digital Signature |
    | Secure boot | X | | ✓ | ✓ | ✓ | ✓ |
    | Flash encryption | X | | XTS-AES-128/256 | ✓ | XTS-AES-128 | XTS-AES-128 |
    | SPI | | | 4 | ? | 3 | ? |
    | I2C | | | 2 | ? | 1 | ? |
    | I2S | | | 1 | ? | 1 | ? |
    | UART | | | 2 | ? | 2 | ? |
    | GPIO | | | 43 | 44 | 22 | 22 |
    | LED PWM | | | 8 channels | ? | 6 channels | ? |
    | GDMA | | | ✓ | ? | 6 channels | ? |
    | USB | | | USB OTG 1.1 | ? | Serial/JTAG | ? |
    | TWAI | | | 1 | ? | 1 | ? |
    | ADC | 1x 10-bit SAR | 2x 12-bit SAR, up to 18 channels | 2x 13-bit SAR, up to 20 channels | ? | 2x 12-bit SAR, up to 6 channels | ? |
    | RMT | 1x transmission + 1x reception | | 4x transmission/reception | ? | 2x transmission + 2x reception | ? |
    | Timer | | | 4x 64-bit | ? | 2x 54-bit + 1x 52-bit | ? |
    | Temperature Sensor | | | ✓ | ? | ✓ | ? |
    | | ESP8266 | ESP32 | ESP32-S2 | ESP32-S3 | ESP32-C3 | ESP32-C6 |
    |--------------------------- |-------------------------------------- |------------------------------------------------------------------- |--------------------------------------------- |------------------------------------------------------ |--------------------------------------------- |--------------------------------------------- |
    | Announcement Date | 2014, August | 2016, September | 2019, September | 2020, December | 2020, November | 2021, April |
    | Main processor | Tensilica L106 32-bit (up to 160MHz) | Tensilica Xtensa 32-bit LX6 (up to 240MHz) (optionally dual core) | Tensilica Xtensa 32-bit LX7 (up to 240MHz) | Tensilica Xtensa 32-bit LX7 dual core (up to 240MHz) | RISC-V 32-bit (up to 160MHz) | RISC-V 32-bit (up to 160MHz) |
    | SRAM | 160KB | 520KB | 320KB | 512KB | 400KB | 400KB |
    | ROM | X | 448KB | 128KB | ? | 384KB | 384KB |
    | JTAG | X | | ✓ | ? | ✓ | ✓ |
    | Cache | 32 KB instruction | | 8/16KB (configurable) | ? | 16KB | ? |
    | WiFi | WiFi 4 | | WiFi 4 | WiFi 4 | WiFi 4 | WiFi 6 |
    | Bluetooth | X | BLE 4.2 (upgrade to 5.0, with limitations) | X | ? | BLE 5.0 | BLE 5.0 |
    | Ethernet | X | ✓ | X | ? | X | ? |
    | RTC memory | 768 B | 16KB | 16KB | ? | 8KB | ? |
    | PMU | ✓ | ✓ | ✓ | ? | ✓ | ? |
    | ULP coprocessor | X | ✓ | ULP-RISC-V | ? | X | ? |
    | Cryptographic Accelerator | X | SHA, RSA, AES, RNG | SHA, RSA, AES, RNG, HMAC, Digital Signature | SHA, RSA, AES, RNG, HMAC, Digital Signature | SHA, RSA, AES, RNG, HMAC, Digital Signature | SHA, RSA, AES, RNG, HMAC, Digital Signature |
    | Secure boot | X | ✓ | ✓ | ✓ | ✓ | ✓ |
    | Flash encryption | X | ✓ | XTS-AES-128/256 | ✓ | XTS-AES-128 | XTS-AES-128 |
    | SPI | 2 | 4 | 4 | ? | 3 | ? |
    | I2C | 1 | 2 | 2 | ? | 1 | ? |
    | I2S | 1 | 2 | 1 | ? | 1 | ? |
    | UART | 2 (one TX only) | 3 | 2 | ? | 2 | ? |
    | SDIO | X | 1 | | | | |
    | GPIO | 17 | 34 | 43 | 44 | 22 | 22 |
    | LED PWM | 5 | 16 | 8 channels | ? | 6 channels | ? |
    | Pulse counter | | | | | | |
    | GDMA* | X | X | X | ? | 6 channels | ? |
    | USB | X | X | USB OTG 1.1 | ? | Serial/JTAG | ? |
    | TWAI** | X | 1 | 1 | ? | 1 | ? |
    | ADC | 1x 10-bit SAR | 2x 12-bit SAR, up to 18 channels | 2x 13-bit SAR, up to 20 channels | ? | 2x 12-bit SAR, up to 6 channels | ? |
    | DAC | X | 2x 8-bit | 2x 8-bit | ? | X | X |
    | RMT | 1x transmission + 1x reception | 8x transmission/reception | 4x transmission/reception | ? | 2x transmission + 2x reception | ? |
    | Timer | | | 4x 64-bit | ? | 2x 54-bit + 1x 52-bit | ? |
    | Temperature Sensor | 1 | | ✓ | ? | ✓ | ? |
    | Hall Sensor | | | | | | |
    | Touch Sensor | X | 10 | | | | |

    * All the MCUs have some sort of DMA. However, if this field is not checked, it means that the user hasn't the direct control over DMA. With *General DMA* term, Espressif intends a specific DMA peripheral in full control of user. He will be responsible to manage such peripheral.

    ** In some old datasheet and documentation, it was referred as CAN bus.

    For more details about specific models and variants, look at [Espressif Product Selector](https://products.espressif.com/).

  6. @fabianoriccardi fabianoriccardi revised this gist Apr 10, 2021. 1 changed file with 1 addition and 1 deletion.
    2 changes: 1 addition & 1 deletion Comparison Espressif ESP MCUs.md
    View file
    Original file line number Diff line number Diff line change
    @@ -1,4 +1,4 @@
    # Comparison table of ESP8266/ESP32/ESP32-S2/ESP32-S3/ESP32-C3/ESP32-C6
    # Comparison table for ESP8266/ESP32/ESP32-S2/ESP32-S3/ESP32-C3/ESP32-C6

    A minimal table to compare the families of Espressif's processors.

  7. @fabianoriccardi fabianoriccardi renamed this gist Apr 10, 2021. 1 changed file with 3 additions and 1 deletion.
    4 changes: 3 additions & 1 deletion Comparison Espressif ESP MCU.md → Comparison Espressif ESP MCUs.md
    View file
    Original file line number Diff line number Diff line change
    @@ -1,4 +1,6 @@
    A minimal table to compare the Espressif processors.
    # Comparison table of ESP8266/ESP32/ESP32-S2/ESP32-S3/ESP32-C3/ESP32-C6

    A minimal table to compare the families of Espressif's processors.

    **work in progress**

  8. @fabianoriccardi fabianoriccardi revised this gist Apr 10, 2021. 1 changed file with 30 additions and 28 deletions.
    58 changes: 30 additions & 28 deletions Comparison Espressif ESP MCU.md
    View file
    Original file line number Diff line number Diff line change
    @@ -2,34 +2,36 @@ A minimal table to compare the Espressif processors.

    **work in progress**

    | | ESP32-S2 | ESP32-S3 | ESP32-C3 | ESP32-C6 |
    |--------------------------- |--------------------------------------------- |--------------------------------------------- |--------------------------------------------- |--------------------------------------------- |
    | Main CPU Architecture | Xtensa 32-bit LX7 (up to 240MHz) | Xtensa 32-bit LX7 dual core (up to 240MHz) | RISC-V 32-bit (up to 160MHz) | RISC-V 32-bit (up to 160MHz) |
    | SRAM | 320KB | 512KB | 400KB | 400KB |
    | ROM | 128KB | ? | 384KB | 384KB |
    | JTAG | ✓ | ? | ✓ | ✓ |
    | Cache | 8/16KB (configurable) | ? | 16KB | ? |
    | WiFi | WiFi 4 | WiFi 4 | WiFi 4 | WiFi 6 |
    | Bluetooth | X | ? | BLE 5.0 | BLE 5.0 |
    | RTC memory | 16KB | ? | 8KB | ? |
    | PMU | ✓ | ? | ✓ | ? |
    | ULP coprocessor | ULP-RISC-V | ? | X | ? |
    | Cryptographic Accelerator | SHA, RSA, AES, RNG, HMAC, Digital Signature | SHA, RSA, AES, RNG, HMAC, Digital Signature | SHA, RSA, AES, RNG, HMAC, Digital Signature | SHA, RSA, AES, RNG, HMAC, Digital Signature |
    | Secure boot | ✓ | ✓ | ✓ | ✓ |
    | Flash encryption | XTS-AES-128/256 | ✓ | XTS-AES-128 | XTS-AES-128 |
    | SPI | 4 | ? | 3 | ? |
    | I2C | 2 | ? | 1 | ? |
    | I2S | 1 | ? | 1 | ? |
    | UART | 2 | ? | 2 | ? |
    | GPIO | 43 | 44 | 22 | 22 |
    | LED PWM | 8 channels | ? | 6 channels | ? |
    | GDMA | ✓ | ? | 6 channels | ? |
    | USB | USB OTG 1.1 | ? | Serial/JTAG | ? |
    | TWAI | 1 | ? | 1 | ? |
    | ADC | 2x 13-bit SAR, up to 20 channels | ? | 2x 12-bit SAR, up to 6 channels | ? |
    | RTM | 4x transmission/reception | ? | 2x transmission + 2x reception | ? |
    | Timer | 4x 64-bit | ? | 2x 54-bit + 1x 52-bit | ? |
    | Temperature Sensor | ✓ | ? | ✓ | ? |
    | | ESP8266 | ESP32 | ESP32-S2 | ESP32-S3 | ESP32-C3 | ESP32-C6 |
    |--------------------------- |-------------------------------------- |---------------------------------- |--------------------------------------------- |------------------------------------------------------ |--------------------------------------------- |--------------------------------------------- |
    | Announcement Date | 2014, August | 2016, September | 2019, September | 2020, December | 2020, November | 2021, April |
    | Main processor | Tensilica L106 32-bit (up to 160MHz) | | Tensilica Xtensa 32-bit LX7 (up to 240MHz) | Tensilica Xtensa 32-bit LX7 dual core (up to 240MHz) | RISC-V 32-bit (up to 160MHz) | RISC-V 32-bit (up to 160MHz) |
    | SRAM | 32 KB instruction + 80 KB user data | | 320KB | 512KB | 400KB | 400KB |
    | ROM | X | 448KB | 128KB | ? | 384KB | 384KB |
    | JTAG | X | | ✓ | ? | ✓ | ✓ |
    | Cache | 32 KB instruction | | 8/16KB (configurable) | ? | 16KB | ? |
    | WiFi | WiFi 4 | | WiFi 4 | WiFi 4 | WiFi 4 | WiFi 6 |
    | Bluetooth | X | | X | ? | BLE 5.0 | BLE 5.0 |
    | RTC memory | 768 B | | 16KB | ? | 8KB | ? |
    | PMU | ✓ | ✓ | ✓ | ? | ✓ | ? |
    | ULP coprocessor | X | | ULP-RISC-V | ? | X | ? |
    | Cryptographic Accelerator | X | | SHA, RSA, AES, RNG, HMAC, Digital Signature | SHA, RSA, AES, RNG, HMAC, Digital Signature | SHA, RSA, AES, RNG, HMAC, Digital Signature | SHA, RSA, AES, RNG, HMAC, Digital Signature |
    | Secure boot | X | | ✓ | ✓ | ✓ | ✓ |
    | Flash encryption | X | | XTS-AES-128/256 | ✓ | XTS-AES-128 | XTS-AES-128 |
    | SPI | | | 4 | ? | 3 | ? |
    | I2C | | | 2 | ? | 1 | ? |
    | I2S | | | 1 | ? | 1 | ? |
    | UART | | | 2 | ? | 2 | ? |
    | GPIO | | | 43 | 44 | 22 | 22 |
    | LED PWM | | | 8 channels | ? | 6 channels | ? |
    | GDMA | | | ✓ | ? | 6 channels | ? |
    | USB | | | USB OTG 1.1 | ? | Serial/JTAG | ? |
    | TWAI | | | 1 | ? | 1 | ? |
    | ADC | 1x 10-bit SAR | 2x 12-bit SAR, up to 18 channels | 2x 13-bit SAR, up to 20 channels | ? | 2x 12-bit SAR, up to 6 channels | ? |
    | RMT | 1x transmission + 1x reception | | 4x transmission/reception | ? | 2x transmission + 2x reception | ? |
    | Timer | | | 4x 64-bit | ? | 2x 54-bit + 1x 52-bit | ? |
    | Temperature Sensor | | | ✓ | ? | ✓ | ? |

    For more details about specific models and variants, look at [Espressif Product Selector](https://products.espressif.com/).

    Contributions and suggestions are welcomed!
  9. @fabianoriccardi fabianoriccardi revised this gist Apr 10, 2021. 1 changed file with 3 additions and 3 deletions.
    6 changes: 3 additions & 3 deletions Comparison Espressif ESP MCU.md
    View file
    Original file line number Diff line number Diff line change
    @@ -30,6 +30,6 @@ A minimal table to compare the Espressif processors.
    | RTM | 4x transmission/reception | ? | 2x transmission + 2x reception | ? |
    | Timer | 4x 64-bit | ? | 2x 54-bit + 1x 52-bit | ? |
    | Temperature Sensor | ✓ | ? | ✓ | ? |
    | | | | | |
    | | | | | |
    | | | | | |


    Contributions and suggestions are welcomed!
  10. @fabianoriccardi fabianoriccardi renamed this gist Apr 10, 2021. 1 changed file with 0 additions and 0 deletions.
    0 Comparison Espressif ESP MCU → Comparison Espressif ESP MCU.md
    View file
    File renamed without changes.
  11. @fabianoriccardi fabianoriccardi created this gist Apr 10, 2021.
    35 changes: 35 additions & 0 deletions Comparison Espressif ESP MCU
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,35 @@
    A minimal table to compare the Espressif processors.

    **work in progress**

    | | ESP32-S2 | ESP32-S3 | ESP32-C3 | ESP32-C6 |
    |--------------------------- |--------------------------------------------- |--------------------------------------------- |--------------------------------------------- |--------------------------------------------- |
    | Main CPU Architecture | Xtensa 32-bit LX7 (up to 240MHz) | Xtensa 32-bit LX7 dual core (up to 240MHz) | RISC-V 32-bit (up to 160MHz) | RISC-V 32-bit (up to 160MHz) |
    | SRAM | 320KB | 512KB | 400KB | 400KB |
    | ROM | 128KB | ? | 384KB | 384KB |
    | JTAG | ✓ | ? | ✓ | ✓ |
    | Cache | 8/16KB (configurable) | ? | 16KB | ? |
    | WiFi | WiFi 4 | WiFi 4 | WiFi 4 | WiFi 6 |
    | Bluetooth | X | ? | BLE 5.0 | BLE 5.0 |
    | RTC memory | 16KB | ? | 8KB | ? |
    | PMU | ✓ | ? | ✓ | ? |
    | ULP coprocessor | ULP-RISC-V | ? | X | ? |
    | Cryptographic Accelerator | SHA, RSA, AES, RNG, HMAC, Digital Signature | SHA, RSA, AES, RNG, HMAC, Digital Signature | SHA, RSA, AES, RNG, HMAC, Digital Signature | SHA, RSA, AES, RNG, HMAC, Digital Signature |
    | Secure boot | ✓ | ✓ | ✓ | ✓ |
    | Flash encryption | XTS-AES-128/256 | ✓ | XTS-AES-128 | XTS-AES-128 |
    | SPI | 4 | ? | 3 | ? |
    | I2C | 2 | ? | 1 | ? |
    | I2S | 1 | ? | 1 | ? |
    | UART | 2 | ? | 2 | ? |
    | GPIO | 43 | 44 | 22 | 22 |
    | LED PWM | 8 channels | ? | 6 channels | ? |
    | GDMA | ✓ | ? | 6 channels | ? |
    | USB | USB OTG 1.1 | ? | Serial/JTAG | ? |
    | TWAI | 1 | ? | 1 | ? |
    | ADC | 2x 13-bit SAR, up to 20 channels | ? | 2x 12-bit SAR, up to 6 channels | ? |
    | RTM | 4x transmission/reception | ? | 2x transmission + 2x reception | ? |
    | Timer | 4x 64-bit | ? | 2x 54-bit + 1x 52-bit | ? |
    | Temperature Sensor | ✓ | ? | ✓ | ? |
    | | | | | |
    | | | | | |
    | | | | | |