improove

CARDPUTER CircuitPython/full_display_test.py

@@ -11,7 +11,7 @@ from keyboard import Keyboard
 
 keyb = Keyboard()
 
-text = ""
+text = "Press CTRL+D to clear text\n\n"
 text_area = label.Label(terminalio.FONT, text=text)
 text_area.x = 10
 text_area.y = 10
@@ -22,7 +22,7 @@ while True:
     if key == "BACKSP":
         text = text[:-1]
     elif key == "CTRLD":
-        text = ""
+        text = "Press CTRL+D to clear text\n\n"
     else:
         text = text+key
     text_area.text = text

CARDPUTER CircuitPython/keyboard.py

@@ -4,7 +4,10 @@ class Keyboard:
     def __init__(self):
         # the number row starts with 3 and ends with the number, e.g. key number 5 is 0x35
         self.number_row=["0x30","0x31","0x32","0x33","0x34","0x35","0x36","0x37","0x38","0x39"]
-        self.chars={"0x21":"!","0x40":"@","0x23":"#","0x24":"$","0x25":"%","0x5e":"^","0x26":"&","0x2a":"*","0x28":"(","0x29":")", "0x3f":"?"}
+        self.chars={
+            "0x21":"!","0x40":"@","0x23":"#","0x24":"$","0x25":"%","0x5e":"^","0x26":"&","0x2a":"*","0x28":"(","0x29":")", "0x3f":"?",
+            "0x27":"'", "0x22":"\"", "0x3a":":", "0x3c":"<", "0x3e":">"
+        }
         self.lowercase={
             "0x71":"q", "0x77":"w", "0x65":"e", "0x72":"r", "0x74":"t", "0x79":"y", "0x75":"u", "0x69":"i", "0x6f":"o", "0x70":"p",
             "0x61":"a", "0x73":"s", "0x64":"d", "0x66":"f", "0x67":"g", "0x68":"h", "0x6a":"j", "0x6b":"k", "0x6c":"l",