Implemented base system for REV.A PCB.

arduino/Interface.h

@@ -0,0 +1,51 @@
+/*
+Copyright 2018 Sam Stevens
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+ */
+
+#ifndef UVM_INTERFACE_H
+#define UVM_INTERFACE_H
+
+#define SW_RUN          0x40
+#define SW_STEP         0x80
+#define SW_RESET        0x10
+#define SW_CLEAR        0x20
+#define SW_DEPOSIT      0x02
+#define SW_DEPOSIT_NEXT 0x01
+#define SW_EXAMINE      0x08
+#define SW_EXAMINE_NEXT 0x04
+
+#include <stdint.h>
+#include "VM.h"
+#include "ShiftInput.h"
+#include "ShiftOutput.h"
+#include "Memory.h"
+
+class Interface {
+    VM *vm;
+    Memory *mem;
+    ShiftInput *input;
+    ShiftOutput *disp;
+    int regSwitchPin = 0;
+    uint8_t switchState = 0;
+    uint16_t addr = 0;
+    uint8_t data = 0;
+    unsigned long int clearTimer = 0;
+  public:
+    Interface(VM *vm, Memory *mem, ShiftInput *input, ShiftOutput *disp, int regSwitchPin);
+    void init();
+    void loop();
+};
+
+#endif