NXP Semiconductors FRDM-K20D50M, User Manual, Page: 5 / 17

Freescale Semiconductor, Inc FRDM-K20D50MUM Page 5 of 17
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Programmable OpenSDA debug interface with multiple applications available including:
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Mass storage device flash programming interface
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P&E Debug interface provides run-control debugging and compatibility with IDE tools
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CMSIS-DAP interface: new ARM standard for embedded debug interface
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Data logging application
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Figure 1 shows a block diagram of the FRDM-K20D50M design. The primary components and their
placement on the hardware assembly are pointed out in Figure 2.
Figure 1. FRDM-K20D50M block diagram