Casio Calculator External Memory (Casio FX92+)

1#include <EEPROM.h>
2
3int col_map[] = {11, 12, 13, 14, 15, 16, 2  }; //column pins
4int row_map[] = {2, 3, 4, 5, 6, 7, 8, 9, 10 }; //row pins
5int  addr = 0; //eeprom address
6int write_mode = 0;
7int instruction_delay = 80;
8
9//sequences:
10
11int  sequences[][10] = {{07,01},//avancer de
12{07,11},//tourner de
13{07,21},//s'orienter  
14{07,02},//aller  x,y
15
16{07,37,01},//stylo crit
17{07,37,11},//stylo relev
18{07,37,21},//mettre  var 
19{07,37,02},//demander valeur
20
21{07,37,00,37,00,01},//commentaire
22{07,37,00,37,00,11},//afficher  rsultat
23{07,37,00,37,00,21},//style
24{07,37,00,37,00,02},//attendre
25
26{07,37,00,37,00,37,00,01},//rpter
27{07,37,00,37,00,37,00,11},//rpter  jusqu'
28{07,37,00,37,00,37,00,21},//si alors
29{07,37,00,37,00,37,00,02},//si  alors sinon
30
31{07,37,00,37,00,37,00,37,00,01},//excuter
32{07,37,00,37,00,37,00,37,00,11},//copier  et insrer
33{07,37,00,37,00,37,00,37,00,21},//insrer ligne
34{07,37,00,37,00,37,00,37,00,02}};//tout  supprimer
35
36void setup() {
37  Serial.begin(9600);
38  DDRD = B11111110;
39  DDRB = B111111;
40  DDRC = B00000111;
41
42  //pinMode(A7, INPUT_PULLUP); //add  pull-up ressistor
43  //pinMode(A6, INPUT_PULLUP); //add pull-up ressistor
44  pinMode(A5, INPUT_PULLUP);
45  pinMode(A4, INPUT_PULLUP);
46  pinMode(A3, INPUT_PULLUP);
47  Serial.println("MATRIXIO v1.0 (c) Jan 2022 Aditya Chugh -type 'help'-");
48  Serial.println("");
49}
50
51void loop() {
52  if (Serial.available() >  0) {
53    String availableString = Serial.readString();
54    availableString.replace("  ", "");
55    
56    //if (availableString.length() > 3){
57      
58      if  (availableString.indexOf("lear") > 0){
59        Serial.print("Clearing prog  ");
60        Serial.print(availableString[5]);
61        Serial.print("...");
62        int i = (String(availableString[5]).toInt()-1)*200;
63        int f = i  + 200;
64        for (i; i < f ; i++) {
65          EEPROM.write(i, 0);
66        }
67        Serial.println("Done.");
68      } 
69
70      if (availableString.indexOf("ist")  > 0){
71        int i = (String(availableString[4]).toInt()-1)*200;
72        int  f = i + 200;
73        for (i; i < f ; i++) {
74          Serial.print("Address,  Instruction: ");
75          Serial.print(i);
76          Serial.print(", ");
77          if (EEPROM.read(i) > 96){
78            Serial.print(char(EEPROM.read(i)));
79          } else {
80            Serial.print(EEPROM.read(i));
81          }
82          Serial.println("");
83        }
84        
85      }
86
87      if  (availableString.indexOf("rog") > 0){
88        addr = (String(availableString[4]).toInt()  - 1)*200;
89        Serial.print("prog " + String(availableString[4]));
90        Serial.print("  address: ");
91        Serial.println(addr);
92      }
93      
94      if  (availableString.indexOf("ddr") > 0){
95        String subString = availableString;
96        subString.remove(0,4);
97        addr = subString.toInt();
98        Serial.print("Address  set to: ");
99        Serial.println(addr);
100      }
101
102      if (availableString.indexOf("rite")  > 0){
103        write_mode = 1;
104        Serial.println("Write mode enabled");
105      }
106
107      if (availableString.indexOf("ead") > 0){
108        write_mode  = 0;
109        Serial.println("Write mode disabled");
110      }
111
112      if  (availableString.indexOf("elp") > 0){
113        write_mode = 0;
114        Serial.println(F("Commands:\
115\
116xy  :         Instruction, where x is column and y is row of calculator key\
117a~t :        Shortcut instruction sequences\
118write :      Enable writing of instructions  to EEPROM memory\
119read :       Disable enable writing of instructions to EEPROM  memory\
120prog 1~5 :   Memory address set to beginning of program 1~5\
121clear 1~5  :  Clears all instructions of program 1~5\
122list 1~5 :   Lists all instructions  of program 1~5\
123addr 0~999 : Memory address set to 0~999 (for uno & nano)\
124"));
125        Serial.println(F("On Casio FX-92B & FX-92+, the bottom-most row is matrixed  differently, keys should be addressed as such:\
126\
127'0' : 65\
128',' : 64\
129'x10^x'  : 63\
130'ANS/REP' : 62\
131'EXE' : 61\
132"));
133        Serial.println(F("Shortcut  instruction sequences for Casio FX-92+:\
134\
135a : avancer de\
136b : tourner de\
137c  : s'orienter \
138d : aller  x,y\
139\
140e : stylo crit\
141f : stylo relev\
142g : mettre  var \
143h : demander valeur\
144\
145i : commentaire\
146j : afficher rsultat\
147k : style\
148l  : attendre\
149\
150m : rpter\
151n : rpter jusqu'\
152o : si alors\
153p : si alors sinon\
154\
155q  : excuter\
156r : copier et insrer\
157s : insrer ligne\
158t : tout supprimer\
159"));
160      }
161      
162    //}
163  
164    if (availableString.length() == 3){
165      str_to_button_press(availableString);
166      if (write_mode == 1){
167        str_to_int_to_eeprom(availableString);
168      }
169    }
170
171    if (availableString.length() == 2){
172      sequence_to_button_press(availableString);
173      if (write_mode == 1){
174        int i = availableString[0];
175        str_to_int_to_eeprom(String(i));
176      }
177    }
178  }
179  /*if (analogRead(A7) == 0) {
180    Serial.println("Program  5");
181    eeprom_read(800);
182  }
183  if (digitalRead(A6) == LOW) {
184    Serial.println("Program  4");
185    eeprom_read(600);
186  }*/
187  if (digitalRead(A5) == LOW) {
188    Serial.println("Program  3");
189    eeprom_read(400);
190  }
191  if (digitalRead(A4) == LOW) {
192    Serial.println("Program  2");
193    eeprom_read(200);
194  }
195  if (digitalRead(A3) == LOW) {
196    Serial.println("Program  1");
197    eeprom_read(0);
198  }
199}
200
201void str_to_button_press(String  availableString){
202  
203  int col = String(availableString[0]).toInt();
204  int  row = String(availableString[1]).toInt();
205  Serial.print ("Address, Instruction:  ");
206  Serial.print(addr);
207  Serial.print("," ),
208  Serial.print(col);
209  Serial.print(row);
210  Serial.println("");
211  digitalWrite(col_map[col],  HIGH);
212  digitalWrite(row_map[row], HIGH);
213  delay(instruction_delay);
214  digitalWrite(col_map[col], LOW);
215  digitalWrite(row_map[row], LOW);
216  delay(20);
217  if (availableString == "61"){
218    delay(500);
219  }
220}
221
222void str_to_int_to_eeprom  (String availableString){
223  EEPROM.write(addr, availableString.toInt());
224  addr = addr + 1;
225}
226
227void sequence_to_button_press (String availableString){
228  int sequence = int(availableString[0])-97;
229  Serial.print("Address, Instruction:  ");
230  Serial.print(addr);
231  Serial.print("," ),
232  Serial.println(availableString[0]);
233  for (int i = 0 ; i < 10 ; i++){
234    str_to_button_press(int_to_str(sequences[sequence][i]));
235  }
236}
237
238String int_to_str (int Int){
239  if (Int > 10){
240    return String(Int);
241  } else {
242    if (0 < Int < 10){
243      String subString = "0";
244      subString  += String(Int);
245      return(subString);
246    }
247  }
248}
249
250void eeprom_read(int  Start){
251  int Stop = Start + 200;
252  for (addr = Start; addr < Stop ; addr++)  {
253    if (EEPROM.read(addr) > 96){
254      sequence_to_button_press(String(char(EEPROM.read(addr))));
255    } else {
256      str_to_button_press(int_to_str(EEPROM.read(addr)));
257    }
258  }
259  addr = 0;
260}
261

1import serial
2import time
3
4port = input("COM Port: ")
5arduino  = serial.Serial(port=port, baudrate=9600, timeout=1)
6
7filename = input("Filename:  ")
8
9lines = []
10f = open(filename)
11lines = f.readlines()
12
13
14print(arduino.readlines())
15time.sleep(1)
16arduino.write(bytes(str("write"),  'utf-8'))
17time.sleep(1)
18print(arduino.readlines())
19arduino.write(bytes(str(str("prog")+input("enter  program number 1~5: ")), 'utf-8'))
20time.sleep(1)
21print(arduino.readlines())
22
23for  line in lines:
24    time.sleep(2)
25    receive = arduino.readlines()
26    print(receive)
27    print(line)
28    arduino.write(bytes(str(line), 'utf-8'))
29
30    
31
32    
33
34

1import serial
2import time
3
4port = input("COM Port: ")
5arduino
6  = serial.Serial(port=port, baudrate=9600, timeout=1)
7
8filename = input("Filename:
9  ")
10
11lines = []
12f = open(filename)
13lines = f.readlines()
14
15
16print(arduino.readlines())
17time.sleep(1)
18arduino.write(bytes(str("write"),
19  'utf-8'))
20time.sleep(1)
21print(arduino.readlines())
22arduino.write(bytes(str(str("prog")+input("enter
23  program number 1~5: ")), 'utf-8'))
24time.sleep(1)
25print(arduino.readlines())
26
27for
28  line in lines:
29    time.sleep(2)
30    receive = arduino.readlines()
31    print(receive)
32
33    print(line)
34    arduino.write(bytes(str(line), 'utf-8'))
35
36    
37
38
39    
40
41