From f7d3645d88ace0272d5510266ec8c11fb34c3a81 Mon Sep 17 00:00:00 2001
From: Hamish Poole <hamishgcp@gmail.com>
Date: Sat, 30 Jul 2022 18:25:09 +1000
Subject: [PATCH] Copy editing and UART clarification.

---
 05_drivers_gpio_uart/README.md | 1 +
 common/serial/minipush.rb      | 4 ++--
 common/serial/miniterm.rb      | 8 ++++----
 3 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/05_drivers_gpio_uart/README.md b/05_drivers_gpio_uart/README.md
index 555ac031..85f53650 100644
--- a/05_drivers_gpio_uart/README.md
+++ b/05_drivers_gpio_uart/README.md
@@ -81,6 +81,7 @@ $ DEV_SERIAL=/dev/tty.usbserial-0001 make miniterm
 
 7. Connect the USB serial to your host PC.
     - Wiring diagram at [top-level README](../README.md#-usb-serial-output).
+    - \## <u>**NOTE**</u> ## TX (transmit) wire connects to the RX (receive) pin.
     - Make sure that you **DID NOT** connect the power pin of the USB serial. Only RX/TX and GND.
 8. Connect the RPi to the (USB) power cable and observe the output:
 
diff --git a/common/serial/minipush.rb b/common/serial/minipush.rb
index 62feebf2..262ce20a 100755
--- a/common/serial/minipush.rb
+++ b/common/serial/minipush.rb
@@ -82,7 +82,7 @@ class MiniPush < MiniTerm
 
     # override
     def handle_reconnect(_error)
-        connetion_reset
+        connection_reset
 
         puts
         puts "[#{@name_short}] ⚡ " \
@@ -107,7 +107,7 @@ class MiniPush < MiniTerm
     rescue StandardError => e
         handle_unexpected(e)
     ensure
-        connetion_reset
+        connection_reset
         puts
         puts "[#{@name_short}] Bye 👋"
     end
diff --git a/common/serial/miniterm.rb b/common/serial/miniterm.rb
index 996e1d3f..038ed978 100755
--- a/common/serial/miniterm.rb
+++ b/common/serial/miniterm.rb
@@ -88,7 +88,7 @@ class MiniTerm
         end
     end
 
-    def connetion_reset
+    def connection_reset
         @target_serial&.close
         @target_serial = nil
         @host_console.cooked!
@@ -96,14 +96,14 @@ class MiniTerm
 
     # When the serial lost power or was removed during R/W operation.
     def handle_reconnect(_error)
-        connetion_reset
+        connection_reset
 
         puts
         puts "[#{@name_short}] ⚡ #{'Connection Error: Reinsert the USB serial again'.light_red}"
     end
 
     def handle_unexpected(error)
-        connetion_reset
+        connection_reset
 
         puts
         puts "[#{@name_short}] ⚡ #{"Unexpected Error: #{error.inspect}".light_red}"
@@ -120,7 +120,7 @@ class MiniTerm
     rescue StandardError => e
         handle_unexpected(e)
     ensure
-        connetion_reset
+        connection_reset
         puts
         puts "[#{@name_short}] Bye 👋"
     end