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adding uart to i2c/spi chip

abetusk 5 年之前
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共有 1 個文件被更改,包括 2 次插入1 次删除
  1. 2 1
      notes/DIU-Apple-Notes.md

+ 2 - 1
notes/DIU-Apple-Notes.md

@@ -16,7 +16,7 @@ using off the shelf components and custom hardware in the form of "hat" for the
 Raspberry Pi board.
 One item the "Apple" DIU is attempting to address is to eliminate all USB connections
 as there is concern that the noisy environment will 
-interfere with the USB connections and cause intermittent issues.
+interfere with the high speed USB connections and cause intermittent issues.
 
 The current version of the DIU uses USB to:
 
@@ -63,3 +63,4 @@ References
 * [KNACRO 5.3V-40V 3.3V 5A Buck Converter](amazon.com/Converter-5-3-40V-Power-Supply-Module/dp/B0792Q9ZHZ)
 * [NOYITO 8V-22V to 3.3V 2A Buck Converter](amazon.com/NOYITO-Waterproof-Overcurrent-Short-Circuit-Undervoltage/dp/B07HCTNHL7/)
 * [KNACRO 8V-22V to 3.3V 3A Buck Converter](amazon.com/KNACRO-Synchronous-Over-temperature-over-current-protection/dp/B07B8CRXK6/)
+* [SCI16IS740/750/760](https://www.nxp.com/docs/en/data-sheet/SC16IS740_750_760.pdf) UART with I2c/SPI interface