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README.md
SAME70Q21B BSP Introduction
- MCU: ATSAME70Q21B @300MHz, 2MB FLASH, 384KB RAM
- V71: Auto grade Cortex-M7 + Advanced Feature Set + Ethernet + 2x CAN-FD
- E70: Industrial Cortex-M7 + Advanced Feature Set + Ethernet + 2x CAN-FD
- S70: Industrial Cortex-M7 + Advanced Feature Set
- Pin: J=64 pins, N=100 pins, Q=144 pins
- Flash: 19=512KB, 20=1024KB, 21=2048KB (size=2^n)
- Datasheet: https://www.microchip.com/en-us/product/ATSAME70Q21
KEY FEATURES
Core
- 32-bit Arm® Cortex®-M7 core with double-precision FPU and L1 cache: 16 Kbytes of data and 16 Kbytes of instruction cache; frequency up to 300 MHz, MPU, 2.14 DMIPS/MHz (Dhrystone 2.1), and DSP instructions
Memories
- Up to 2 Mbytes of embedded Flash with unique identifier and user signature for user-defined data
- Up to 384 Kbyte embedded Multi-port SRAM, can be configured as ITCM, DTCM.
- 16 Kbytes ROM with embedded Bootloader routines (UART0, USB) and IAP routines
Peripherals
- 16-bit Static Memory Controller (SMC) with support for SRAM, PSRAM, LCD module, NOR and NAND Flash with on-the-fly scrambling
- 16-bit SDRAM Controller (SDRAMC) interfacing up to 128 MB and with on-the-fly scrambling
- One Ethernet MAC (GMAC) 10/100 Mbps in MII mode and RMII with dedicated DMA. IEEE® 1588 PTP frames and 802.3az Energy-efficiency support.
- USB 2.0 Device/Mini Host High-speed (USBHS) at 480 Mbps, 4-Kbyte FIFO, up to 10 bidirectional endpoints, dedicated DMA
- 12-bit ITU-R BT. 601/656 Image Sensor Interface (ISI)
- Two master Controller Area Networks (MCAN) with Flexible Data Rate (CAN-FD) with SRAM-based mailboxes, time-triggered and event-triggered transmission
- MediaLB® device with 3-wire mode, up to 1024 x Fs speed, supporting MOST25 and MOST50 networks
- Three USARTs, USART0, USART1, USART2, support LIN mode, ISO7816, IrDA®, RS-485, SPI, Manchester and Modem modes; USART1 supports LON mode.
- Five 2-wire UARTs with SleepWalking™ support
- Three Two-Wire Interfaces (TWIHS) (I2C-compatible) with SleepWalking support
- Quad I/O Serial Peripheral Interface (QSPI) interfacing up to 256 MB Flash and with eXecute-In-Place and onthe-fly scrambling
- Two Serial Peripheral Interfaces (SPI)
- One Serial Synchronous Controller (SSC) with I2S and TDM support
- Two Inter-IC Sound Controllers (I2SC)
- One High-speed Multimedia Card Interface (HSMCI) (SDIO/SD Card/e.MMC)
- Four Three-Channel 16-bit Timer/Counters (TC) with Capture, Waveform, Compare and PWM modes, constant on time. Quadrature decoder logic and 2-bit Gray Up/Down Counter for stepper motor
- Two 4-channel 16-bit PWMs with complementary outputs, Dead Time Generator and eight fault inputs per PWM for motor control, two external triggers to manage power factor correction (PFC), DC-DC and lighting control
- Two Analog Front-End Controllers (AFEC), each supporting up to 12 channels with differential input mode and programmable gain stage, allowing dual sample-and-hold (S&H) at up to 1.7 Msps. Offset and gain error correction feature.
- One 2-channel, 12-bit, 1 Msps-per-channel Digital-to-Analog Controller (DAC) with Differential and Over Sampling modes
- One Analog Comparator Controller (ACC) with flexible input selection, selectable input hysteresis
Cryptography
- True Random Number Generator (TRNG)
- AES: 256-bit, 192-bit, 128-bit Key Algorithm, Compliant with FIPS PUB-197 Specifications
- Integrity Check Monitor (ICM). Supports Secure Hash Algorithm SHA1, SHA224 and SHA256.
I/O
- Up to 114 I/O lines with external interrupt capability (edge- or level-sensitivity), debouncing, glitch filtering and On-die Series Resistor Termination
- Five Parallel Input/Output Controllers (PIO)
Voltage
- Single supply voltage from 3.0V to 3.6V for Qualification AEC - Q100 Grade 2 Devices
- Single Supply voltage from 1.7V to 3.6V for Industrial Temperature Devices
Packages
- LQFP144, 144-lead LQFP, 20x20 mm, pitch 0.5 mm
- LFBGA144, 144-ball LFBGA, 10x10 mm, pitch 0.8 mm
- TFBGA144, 144-ball TFBGA, 10x10 mm, pitch 0.8 mm
- UFBGA144, 144-ball UFBGA, 6x6 mm, pitch 0.4 mm
- LQFP100, 100-lead LQFP, 14x14 mm, pitch 0.5 mm
- TFBGA100, 100-ball TFBGA, 9x9 mm, pitch 0.8 mm
- VFBGA100, 100-ball VFBGA, 7x7 mm, pitch 0.65 mm
- LQFP64, 64-lead LQFP, 10x10 mm, pitch 0.5 mm
- QFN64, 64-pad QFN 9x9 mm, pitch 0.5 mm with wettable flanks