wip

networking_communications/index.html

@@ -21,7 +21,7 @@
 
 <b>wired</b>
    USART, SERCOM, bit-bang
-   <i>asynchronous</i>
+   <i>asynchronous serial</i>
       <a href=https://pdfserv.maximintegrated.com/en/an/AN723.pdf>RS-232, RS-422, RS-485</a>
       <i>serial bus</i>
          <a href=http://fabacademy.org/2020/labs/leon/students/adrian-torres/week14.html#hello_serial_bus>ATtiny412</a>
@@ -36,7 +36,7 @@
          <a href=hop/hello.broadhop-LED.t1624>hello.broadhop-LED.t1624</a> <a href=hop/hello.broadhop-LED.t1624.png>board</a> <a href=hop/hello.broadhop-LED.t1624.jpg>components</a> <a href=hop/hello.broadhop-LED.t1624.top.png>top</a> <a href=hop/hello.broadhop-LED.t1624.interior.png>interior</a>
             <a href=hop/hello.broadhop-serial.D11C>hello.broadhop-serial.D11C</a> <a href=hop/hello.broadhop-serial.D11C.png>board</a> <a href=hop/hello.broadhop-serial.D11C.jpg>components</a> <a href=hop/hello.broadhop-serial.D11C.top.png>top</a> <a href=hop/hello.broadhop-serial.D11C.bot.png>bottom</a> <a href=hop/hello.broadhop-serial.D11C.holes.png>holes</a> <a href=hop/hello.broadhop-serial.D11C.interior.png>interior</a>
             <a href=hop/hello.broadhop-LED.t1624.ino>hello.broadhop-LED.t1624.ino</a> <a href=hop/hello.broadhop-LED.py>hello.broadhop-LED.py</a> <a href=hop/hello.broadhop-LED.t1624.mp4>video</a>
-   <i>synchronous</i>
+   <i>synchronous serial</i>
       <i><a name=SPI href=http://ww1.microchip.com/downloads/en/AppNotes/Atmel-2585-Setup-and-Use-of-the-SPI_ApplicationNote_AVR151.pdf>SPI</a></i>
          SDI/SDO/CS/SCK, PICO/POCI, <s>MISO/MOSI/SS</s>
          <a href=http://arduino.cc/en/Reference/SPI>library</a> <a href=https://docs.micropython.org/en/latest/library/machine.SPI.html>library</a>
@@ -116,7 +116,7 @@
       SX1276 (137-1050 MHz LoRa)
          <a href=https://www.semtech.com/products/wireless-rf/lora-transceivers/sx1276>chip</a> <a href=https://www.amazon.com/s?k=SX1276>board</a> <a href=https://github.com/ExpressLRS/ExpressLRS>ExpressLRS</a>
       SIM800L (GSM)
-         <a href=https://www.amazon.com/Comimark-Smallest-SIM800L-Quad-Band-Onboard/dp/B07V3PYYJP>module</a>
+         <a href=https://www.amazon.com/HiLetgo-Smallest-Breakout-Quad-band-3-7-4-2V/dp/B01DLIJM2E/>module</a>
    <i><a href=http://gnuradio.org>software radio</a></i>
    <i><a href=https://openwrt.org/about>OpenWrt</a></i>