Irda; Boot Switch - Waveshare E9 Hardware Manual

2.11 IRDA

The IrDA is using HS0038B miniature infrared receiver. It's easy to use, low output level, and compatible with TTL and
CMOS level, low power consumption, and strong anti-interference capability. Large-screen display with the IrDA remote
controller can realize remote control easily.

2.12 Boot Switch

J10 is the system boot mode selection interface; different selection will achieve different boot modes.
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