ATSAM4S8B中文资料SAM 32-bit MCUs数据手册Microchip规格书

描述 Description

Microchip'sARM®-based SAM4S8 microcontroller builds on the high-performance 32-bit Cortex®-M4 core.

The SAM4S8 features:

Maximum operating speed of 120MHz512KB of flash memoryand 128KB of SRAM1.62V to 3.6V supplyPower consumption 200uA/MHz in dynamic mode at low operating frequency, 30mA at 100MHz and 3uA at 1.8V in back-up mode with the RTC runningExternal bus interface supports SRAM, PSRAM, NOR Flash, LCD module and NAND FlashExtensive peripheral set for connectivity, system control and analog interfacingNative support for Microchip QTouch capacitive touch technology for implementation of buttons, sliders and wheelsPin-to-pin compatible with Microchip SAM7S, SAM3N and SAM3S MCUsParallel Input/Output (IO) data capture mode Get started with your application development now with the SAM4S evaluation kit, integrating a comprehensive development tool and software package. To reduce your time-to-market, Microchip and industry-leading third parties provide a worldwide support ecosystem.

特性 Features

• ARM Cortex-M4 running at up to 120 MHz
• Memory Protection Unit (MPU)
• DSP Instructions, Thumb®-2 instruction set
• 512 Kbytes embedded Flash, ECC, Security Bit and Lock Bits
• 128 Kbytes embedded SRAM
• 16 Kbytes ROM with embedded boot loader routines (UART, USB) and IAP routines
• Embedded voltage regulator for single-supply operation
• Power-on-Reset (POR), Brown-out Detector (BOD) and Dual Watchdog for Safe Operation
• Quartz or ceramic resonator oscillators: 3 to 20 MHz with clock failure detection and 32.768 kHz for RTT or system clock
• RTC with Gregorian and Persian Calendar Mode, Waveform Generation in Backup mode
• RTC counter calibration circuitry compensates for 32.768 kHz crystal frequency inaccuracy
• High-precision 8/12 MHz factory-trimmed internal RC oscillator with 4 MHz default frequency for device startup, in-application trimming access for frequency adjustment
• Slow clock internal RC oscillator as permanent low-power mode device clock
• Two PLL up to 240 MHz for Device Clock and for USB
• Temperature Sensor
• Low-power tamper detection on two inputs, anti-tampering by immediate clear of general-purpose backup registers (GPBR)
• 22 Peripheral DMA Controllers
• Sleep, Wait and Backup modes; consumption down to 1 µA in Backup mode
• 64-lead LQFP, 10 x 10 mm, pitch 0.5 mm
• 64-lead QFN, 9 x 9 mm, pitch 0.5 mm
• 64-lead WLCSP, 4.42 x 4.72 mm, pitch 0.4 mm
• Revision A - Industrial (-40° C to +85° C), Revision B -(-40° C to +105° C)
• USB 2.0 Device: 12 Mbps, 2668 byte FIFO, up to 8 bidirectional Endpoints, on-chip transceiver
• Up to two USARTs with ISO7816, IrDA®, RS-485, SPI, Manchester and Modem Mode
• Two 2-wire UARTs
• Up to two 2-Wire Interface modules (I2C-compatible), one SPI, one Serial Synchronous Controller (I2S), one high-speed Multimedia Card Interface (SDIO/SD Card/MMC)
• Two 3-channel 16-bit Timer Counters with capture, waveform, compare and PWM mode, Quadrature decoder logic and 2-bit Gray up/down counter for stepper motor
• 4-channel 16-bit PWM with complementary output, fault input, 12-bit dead time generator counter for motor control
• 32-bit Real-time Timer and RTC with calendar, alarm and 32 kHz trimming features
• 256-bit General Purpose Backup Registers (GPBR)
• 32-bit Cyclic Redundancy Check Calculation Unit (CRCCU) for data integrity check of off-/on-chip memories
• 47 I/O Lines with external interrupt capability (edge or level sensitivity), debouncing, glitch filtering and on-die series resistor termination
• Three 32-bit Parallel Input/Output Controllers, Peripheral DMA-assisted Parallel Capture mode
• 11-channel, 1Msps ADC with differential input mode and programmable gain stage and auto calibration
• One 2-channel 12-bit 1Msps DAC
• One Analog Comparator with flexible input selection, selectable input hysteresis
• Serial Wire/JTAG Debug Port(SWJ-DP)
• Debug access to all memories and registers in the system, including Cortex-M4 register bank when the core is running, halted, or held in reset.
• Serial Wire Debug Port (SW-DP) and Serial Wire JTAG Debug Port (SWJ-DP) debug access.
• Flash Patch and Breakpoint (FPB) unit for implementing breakpoints and code patches.
• Data Watchpoint and Trace (DWT) unit for implementing watchpoints, data tracing, and system profiling.
• Instrumentation Trace Macrocell (ITM) for support of printf style debugging.
• IEEE1149.1 JTAG Boundary-scan on all digital pins.
• ASF-Atmel software Framework – SAM software development framework
• Integrated in the Atmel Studio IDE with a graphical user interface or available as standalone for GCC, IAR compilers.
• DMA support, Interrupt handlers Driver support
• USB, TCP/IP, Wi-Fi and Bluetooth, Numerous USB classes, DHCP and Wi-Fi encryption Stacks
• RTOS integration, FreeRTOS is a core component