"Teensy 4.0" 修訂間的差異

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(SDIO 4 bit)
(SDIO 4 bit)
行 9: 行 9:
 
[[File:Teensy_4_sdio_4_bit.JPG|500px|SDIO4 bit mode]]
 
[[File:Teensy_4_sdio_4_bit.JPG|500px|SDIO4 bit mode]]
 
# Format SD before running  
 
# Format SD before running  
# Change pin define
+
# Change pin define in code
 
## SD.begin(BUILTIN_SDCARD)
 
## SD.begin(BUILTIN_SDCARD)

於 2019年10月27日 (日) 11:56 的修訂

IDE installation

  1. Download & Extract Arduino
  2. Install udev Rules
    1. The udev rule file gives non-root users permission to use the Teensy devices (serial, HID, etc). More Linux tips below.

sudo cp 49-teensy.rules /etc/udev/rules.d/

SDIO 4 bit

SDIO4 bit mode

  1. Format SD before running
  2. Change pin define in code
    1. SD.begin(BUILTIN_SDCARD)