添加显示字体。

Test/Test.ino

@@ -1,50 +1,14 @@
-byte status = 0;
-byte layer = 0;
-
 void setup() {
-  Serial.begin(115200);
+  pinMode(A7, INPUT_PULLUP);
+  pinMode(2, INPUT_PULLUP);
   for (int i = 0; i < 8; i++) {
     pinMode(22 + i, OUTPUT);
+    digitalWrite(22 + i, HIGH);
   }
-  // pinMode(30, OUTPUT);
-  // pinMode(31, OUTPUT);
-
-  for (int i = 0; i < 8; i++) {
-    pinMode(30 + i, OUTPUT);
-  }
-
-  for (int i = 0; i < 8; i++) {
-    pinMode(38 + i, OUTPUT);
-  }
+  Serial.begin(115200);
 }
 
-int column = 0;
-
 void loop() {
-  if (Serial.available()) {
-    int num = Serial.read();
-    if (num >= '0' && num <= '7') {
-      num = num - '0';
-      status ^= 1 << num;
-
-      for (int i = 0; i < 8; i++) {
-        digitalWrite(22 + i, status >> i & 1);
-      }
-
-      Serial.println(status, BIN);
-    } else if (num >= 'a' && num <= 'h') {
-      num = num - 'a';
-      column = num;
-      Serial.print("LOAD");
-      Serial.print(num);
-      Serial.println(status, BIN);
-      digitalWrite(30 + column, HIGH);
-      digitalWrite(30 + column, LOW);
-    }
-    else if (num == 'z') {
-      digitalWrite(38 + layer, LOW);
-      layer = (layer + 1) % 8;
-      digitalWrite(38 + layer, HIGH);
-    }
-  }
+  Serial.println(digitalRead(2));
+  delay(100);
 }