Freescale TWR-K40X256 Tower System
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Freescale TWR-K40X256 Tower System
Controller:
- Kinetis K40X256
CPU:
- Cortex-M4
Board main features::
- Capacitive Touch Pads
- Integrated, Open-Source JTAG
- SD Card Slot
- MMA7660 3-axis accelerometer
- Tower Plug-In (TWRPI) Socket for expansion (sensors, etc.)
- Touch TWRPI Socket adds support for various capacitive touch boards (e.g. keypads, rotary dials, sliders, etc.)
- Tower connectivity for access to USB, Ethernet, RS232/RS485, CAN, SPI, I²C, Flexbus, etc.
- Plus: Potentiometer, 4 LEDs, 2 pushbuttons, infrared port
Controller main features::
- ARM Cortex-M4 Core delivering 1.25 DMIPS/MHz with DSP instructions (floating-point unit available on certain Kinetis families)
- Up to 32-channel DMA for peripheral and memory servicing with minimal CPU intervention
- Broad range of performance levels rated at maximum CPU frequencies of 50 MHz, 72 MHz, and 100 MHz (120 MHz and 150 MHz available on certain Kinetis families)
- 10 low power operating modes for optimizing peripheral activity and wake-up times for extended battery life. •
- Low–leakage wake-up unit, low power timer, and low power RTC for additional low power flexibility
- Industry-leading fast wake-up times
- Scalable memory footprints from 32 KB flash / 8 KB RAM to 1 MB flash / 128 KB RAM.
- FlexMemory with up to 512 KB FlexNVM and up to 16 KB FlexRAM.
- EEPROM endurance capable of exceeding 10 million cycles
- Human Machine Interface (HMI):
- Capacitive Touch Sensing Interface with full low-power support and minimal current adder when enabled
