Arduino NANO 33 IoT high resolution pinout and specs

Link to the high resolution pinout image.

Here my selection of SAMD boards Amazon Arduino MKR WiFi 1010

Main chip

• CPU and Memory
  • ARM® Cortex®-M0+ CPU ATSAMD21G18A running at up to 48 MHz
  • Single-cycle hardware multiplier
  • Micro Trace Buffer (MTB)
  • 256 KB in-system self-programmable Flash
  • 32 KB SRAM Memory
• System
  • Power-on Reset (POR) and Brown-out Detection (BOD)
  • Internal clock 32.768 kHz (RTC), 48 MHz
  • 16 external interrupts
  • Two-pin Serial Wire Debug (SWD) programming, test and debugging interface
• Low Power
  • Idle and Stand-by Sleep modes
  • SleepWalking peripherals
• Peripherals
  • 12-channel Direct Memory Access Controller (DMAC)
  • 12-channel Event System
  • 32-bit Real Time Counter (RTC) with clock/calendar function
  • CRC-32 generator
  • Up to six Serial Communication Interfaces (SERCOM), each configurable for various protocol.
  • One two-channel Inter-IC Sound (I2S) interface
  • One 12-bit, 350ksps Analog-to-Digital Converter (ADC) with up to 20 channels
  • 10-bit, 350 ksps Digital-to-Analog Converter (DAC)
  • Peripheral Touch Controller (PTC)
  • 256-Channel capacitive touch and proximity sensing
  • PWM Pins: 11 (2, 3, 5, 6, 9, 10, 11, 12, 16 / A2, 17 / A3, 19 / A5)
  • UART: 1
  • SPI: 1
  • I2C: 1
  • I2S: 1
  • Connectivity: WiFi
  • Analog Input Pins: 8 (ADC 8/10/12 bit)
  • Analog Output Pins: 1 (DAC 10 bit)
  • External Interrupts: All digital pins (all analog pins can also be used as interrput pins, but will have duplicated interrupt numbers)
  • LED_BUILTIN: 13

Radio NINA-W10 Specs

The WiFi/Bluetooth module is controlled via the secondary SPI include a dual-core system with two Harvard Architecture Xtensa LX6 CPUs operating at a maximum 240 MHz internal clock frequency (an esp32).

• Processor memory
  • 448 Kbyte ROM for booting and core functions
  • 520 Kbyte SRAM for data and instruction
  • 16/32 (NINA-W101 and NINA-W102/NINA-W106) Mbit FLASH for code storage, including
  • hardware encryption to protect programs.
  • 1 kbit EFUSE (non-erasable memory) for MAC addresses, module configuration, flash encryption, and chip ID

• Wi-Fi
  • IEEE 802.11b/g/n
  • Output power: 15 dBm
  • Data rates max: 72 Mbit/s
• Bluetooth BR/EDR
  • Bluetooth v4.2 + EDR (Maximum number of slaves: 7)
  • Band support: 2.4 GHz, 79 channels (40 channels for low energy)
  • Output power/data rates: 1/2/3 Mbit/s: 5 dBm (1Mbps 5 dbm for low energy)

Security and cryptography

The security is granted by microchip ATECC608A

• Cryptographic Co-Processor with Secure Hardware-Based Key Storage:
  • Protected storage for up to 16 keys, certificates or data
• Hardware Support for Asymmetric Sign, Verify, Key Agreement:
  • ECDSA: FIPS186-3 Elliptic Curve Digital Signature
  • ECDH: FIPS SP800-56A Elliptic Curve Diffie-Hellman
  • NIST Standard P256 Elliptic Curve Support
• Hardware Support for Symmetric Algorithms:
  • SHA-256 & HMAC Hash including off-chip context save/restore
  • AES-128: Encrypt/Decrypt, Galois Field Multiply for GCM
• Networking Key Management Support:
  • Turnkey PRF/HKDF calculation for TLS 1.2 & 1.3
  • Ephemeral key generation and key agreement in SRAM
  • Small message encryption with keys entirely protected
• Secure Boot Support:
  • Full ECDSA code signature validation, optional stored digest/signature
  • Optional communication key disablement prior to secure boot
  • Encryption/Authentication for messages to prevent on-board attacks
• Internal High-Quality NIST SP 800-90A/B/C Random Number Generator (RNG)
• Two High-Endurance Monotonic Counters
• Unique 72-Bit Serial Number

How to

1. Arduino SAMD NINA: pinout, specs and Arduino IDE configuration
2. Arduino SAMD NINA: WiFiNINA, firmware update, and RGB led
3. Arduino SAMD (NANO 33 and MKR): SPI flash memory FAT FS
   • Arduino NANO 33 IoT SPI Flash memory shield
   • Arduino MKR WiFi 1010 SPI Flash memory shield
4. i2c Arduino SAMD MKR: additional interface SERCOM, network and address scanner
5. Arduino MKR SAMD: FAT filesystem on external SPI flash memory 
6. Connecting the EByte E70 to Arduino SAMD (Nano 33, MKR…) devices and a simple sketch example

Datasheet

SAMD21

NINA-W102

ATECC608 

Thanks

• Arduino
  • UNO R3
  • UNO R3 CH340 SMD clone
  • Nano
• esp8285
  • DT-06
• esp8266
  • WeMos D1 mini
  • esp12 E
  • esp07
  • NodeMCU v2.x
  • NodeMCU v3.x
  • ESP-01
  • ESP-01S
• ESP32
  • DOIT ESP32 DEV KIT v1
  • ESP32 DevKitC v4
  • ESP32 WeMos LOLIN32
  • ESP32 WeMos LOLIN32 Lite
  • ESP32 WeMos LOLIN D32
  • ESP32-wroom-32
  • NodeMCU-32S
  • ESP32-S
  • ESP32-CAM
• ESP32 s2
  • ESP32 S2 Saola 1MI
  • Ai-thinker ESP 12K
• ESP32c3
  • ESP32-C3-DevKitC-02
  • LuatOS CORE-ESP32 C3
  • ESP32C3-MINI-DK
  • WeAct Studio ESP32 C3 Core
  • WeMos LOLIN ESP32 C3 mini v1.0
  • WeMos LOLIN ESP32 C3 mini v2.1
  • WeMos LOLIN ESP32 C3 pico
• ESP32s3
  • VCC-GND Studio YD-ESP32-S3
  • ESP32-S3 DevKitC 1
  • WeAct ESP32 S3 A
  • WeMos LOLIN S3
  • WeMos LOLIN S3 Pro
• Arduino SAMD
  • Arduino MKR WiFi 1010
  • Arduino NANO 33 IoT
• STM32
  • STM32F103C8T6 Blue Pill
  • STM32F103C6T6 Blue Pill
  • STM32F401CCU6 Black Pill
  • STM32F411CEU6 Black Pill
• Raspberry Pi
  • Pico
  • Pico W
  • WeAct Studio rp2040
  • Waweshare rp2040-zero