Page Comparison

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1. Provide a Linux demo project combining all the requirements in this project.

   • Rationale: Needed to let Customer integrate results of this project into target embedded application.
     Implementation: Section: "Design: Demo project".
     Test: Section: "Test Plan: Demo Project".

2. Provide support for the i.MX RT1050 LPSPI controller in Linux.

   • Rationale: Explicit Customer requirement.
     Implementation: Section: "Design: Linux LPSPI Device Driver".
     Test: Section: "Test Plan: Linux LPSPI Driver".

3. Provide support for the raw access to the SPI device from user space.

   • Rationale: Explicit Customer requirement.
     Implementation: Section: "Design: Raw SPI Device Access".
     Test: Section: "Test Plan: Raw SPI Device Access".

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• The i.MXRT1050 EVK board.

• Micron M25P32 SPI Flash Memory, as a separate chip.

• Connect the SPI Flash memory via the "SD TF to TF Flexible Card Extension cable Extender Adapter" attached to the TF Card Slot J20. Details of those connection are as follows:

  SPI Memory Signal/Function

  J20 Pin#

  MCU Signal

  MCU PAD

  CS#/Chip Select

  5

  LPSPI1_PCS0

  GPIO_SD_B0_01

  SCLK/Clock Input

  3

  LPSPI1_SCK

  GPIO_SD_B0_00

  SI/Serial Data Input

  7

  LPSPI1_SDO

  GPIO_SD_B0_02

  SO/Serial Data Output

  8

  LPSPI1_SDI

  GPIO_SD_B0_03

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