Freescale Freedom development platform The Freescale Freedom development platform is a low-cost evaluation and development platform featuring Freescale’s newest Cortex-M0+ based Kinetis KL25Z MCUs Board Features: o KL25Z128VLK4—Cortex-M0+ MCU with:128KB flash, 16KB SRAM o Up to 48MHz operation o USB full-speed controller o OpenSDA—sophisticated USB debug interface o Tri-color LED o Capacitive touch "slider" o Freescale MMA8451Q accelerometer o Flexible power supply optionsPower from either on-board USB connector o Coin cell battery holder (optional population option) o 5V-9V Vin from optional IO header o 5V provided to optional IO header o 3.3V to or from optional IO header o Reset button o Expansion IO form factor accepts peripherals designed for Arduino™-compatible hardware ARM Cortex-M0+ — the world’s most energy-efficient processor · More than 2x CoreMark/mA performance of closest 8/16-bit competitor and 30% less power than Cortex-M0 · 2x to 40x more performance than 8- and 16-bit and 9% more performance than Cortex-M0 · Cortex-M compatibility – 100% compatible with Cortex-M0 instruction set and a subset the Cortex-M3/M4 instruction set, allowing reuse of existing compilers and debug tools minimising migration effort Kinetis KL2 Family Features o Kinetis KL2 Family Overview32-100 pin o 32-256kB Flash o 8-32kB SRAM o USB OTG (FS) o SystemARM Cortex-M0+ Core, 48MHz o Multiple Low Power Operation Modes, Clock Gating, 1.71V - 3.6V o DMA, Cross-Bar Switch o Operating Temp: -40 to 105°C o Memory90nm TFS Flash Memory (High Reliability, Fast Access) o SRAM o Internal Memory Security/Protection o Analog Peripherals16-Bit ADC o 12-bit DAC o High-Speed Comparators o Low-power Touch Sense Interface o Serial Interfaces o LPUART, UART o SPI, IIC o TimersRTC o Low Power TPMs o Low Power Timers
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发表于 2015-12-30 11:19
发表于 2015-12-30 20:41
