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| MMnetSAM7x |
Ethernet minimodule with ARM7TDMI AT91SAM7x from Atmel. |
Block Diagram | Evaluation Board | Download | Buy MMnetSAM7x

Features
MMnetSAM7x minimodule
- Complete, ready to use microprocessor system
- Fast ARM7TDMI microcontroller AT91SAM7x
- Up to 512kB Flash memory and up to 128kB RAM
- Onboard Ethernet PHY and RJ45 connector with embedded magnetics
- Serial DataFlash memory 64Mb (8MB)
- Reset circuit
- Built-in 18.432MHz crystal resonator
- Onboard USB pull-up circuit
- Module supply voltage 3.3V
- 2 LED diodes indicating: power, LAN Full Duplex activity
- 2 x 40 terminals with 0.1" (2.54mm) pitch fitting every prototype board
- Small dimensions: 56mm x 48mm
- Available evaluation board and sample applications
AT91SAM7x microcontroller
- ARM7TDMI ARM Thumb Processor
- High-performance 32-bit RISC Architecture
- Leader in MIPS/Watt
- Fully Static Operation: Up to 55 MHz at 1.65V and 85°C Worst Case Conditions
- Internal High-speed Flash
- 128 to 512kB In System Programmable Flash memory
- Internal High-speed SRAM, Single-cycle Access at Maximum Speed
- Memory Controller (MC)
- Reset Controller (RSTC)
- Clock Generator (CKGR)
- Low-power RC Oscillator, 3 to 20 MHz On-chip Oscillator and one PLL
- Power Management Controller (PMC)
- Advanced Interrupt Controller (AIC)
- Debug Unit (DBGU)
- Periodic Interval Timer (PIT)
- Windowed Watchdog (WDT)
- Real-time Timer (RTT)
- Two Parallel Input/Output Controllers (PIO)
- Thirteen Peripheral DMA Controller (PDC) Channels
- One USB 2.0 Full Speed (12 Mbits per second) Device Port
- One Ethernet MAC 10/100 base-T
- One Part 2.0A and Part 2.0B Compliant CAN Controller
- One Synchronous Serial Controller (SSC)
- Two Universal Synchronous/Asynchronous Receiver Transmitters (USART)
- Two Master/Slave Serial Peripheral Interfaces (SPI)
- One Three-channel 16-bit Timer/Counter (TC)
- One Four-channel 16-bit Power Width Modulation Controller (PWMC)
- One Two-wire Interface (TWI)
- One 8-channel 10-bit Analog-to-Digital Converter, Four Channels Multiplexed with Digital I/Os
- SAM-BA Boot Assistance
- IEEE 1149.1 JTAG Boundary Scan on All Digital Pins
- 5V-tolerant I/Os, Including Four High-current Drive I/O lines, Up to 16 mA Each
- Power Supplies
- Embedded 1.8V Regulator, Drawing up to 100 mA for the Core and External Components
- Available in 100-lead LQFP Green and 100-ball TFBGA Green Packages
Ethernet PHY DM9161A
- Fully comply with IEEE 802.3 / IEEE 802.3u 10Base-T/100Base-TX
- Support MDI/MDI-X auto crossover function
- IEEE 802.3u Auto-Negotiation
- Selectable MII or RMII
- Selectable full-duplex or half-duplex operation
- LED status outputs indicate Link/Activity
- Single Supply of 3.3V
- Low power consumption
- Low power modes
- Campatybile with 3.3V and 5.0V tolerant I/Os
Block Diagram
A block diagram of MMnetSAM7x minimodule is shown on the image below:
Terminals layout
All signals of the module are led to two 40-pin terminals with 0.1'' (2.54mm) pitch, which simplifies designing of base boards and allows use of module with prototype boards.
Module Dimensions

Evaluation Board
More...
Download
MMnetSAM7x
AT91SAM7x
Ethernet PHY DM9161A
DataFlash
Tools
Demonstration software
Software available at internet:
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Software delivered with IAR Embedded Workbench, available 30-day evaluation version and KickStart edition with 32kB limitation. Software includes: LCD, I/Os, RTT, Interrupts.
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Webserver demo provided with FreeRTOS. Three versions available: for Rowley CrossWorks, for Eclipse + GCC and for IAR Embedded Workbench.
- AT91SAM Internet Radio
Buy MMnetSAM7x
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MMnetSAM7x
ARMcable I JTAG programmer/debugger
ARMcable II JTAG programmer/debugger |
Price: ~63 USD
Price: ~19 USD (details)
Price: ~155 USD (details) |
Note: Net prices
Order in our Internet Shop
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