implement the increase of a counter when pushing a button

lcd_hept/arduinolib.c

@@ -134,7 +134,7 @@ void Arduinolib__lcd_string_step(uint8_t lstring[], int line, Arduinolib__lcd_st
 }
 
 /* gice a number to display to the LCD */
-void Arduinolib__lcd_int_step(uint8_t numb, int line, Arduinolib__lcd_int_out *out){
+void Arduinolib__lcd_int_step(int numb, int line, Arduinolib__lcd_int_out *out){
     char lstring[80]; //buffer
     itoa(numb, lstring, 10);
     Arduinolib__lcd_string_out *o;

lcd_hept/arduinolib.epi

@@ -5,6 +5,6 @@ fun lcd_write(info:uint8_t) returns ()
 fun lcd_cmd(cmd:uint8_t) returns ()
 fun lcd_char(char_data:uint8_t) returns ()
 fun lcd_string (lstring:string; line:int) returns ()
-fun lcd_int (numb:uint8_t; line:int) returns ()
+fun lcd_int (numb:int; line:int) returns ()
 fun dread(buttonpin: int) returns (v : int)
 fun dwrite(p:int; v:int) returns ()

lcd_hept/arduinolib_types.h

@@ -36,7 +36,7 @@ void Arduinolib__lcd_char_step(uint8_t char_data, Arduinolib__lcd_char_out *o);
 
 void Arduinolib__lcd_string_step(uint8_t lstring[], int line, Arduinolib__lcd_string_out *o);
 
-void Arduinolib__lcd_int_step(uint8_t numb, int line, Arduinolib__lcd_int_out *o);
+void Arduinolib__lcd_int_step(int numb, int line, Arduinolib__lcd_int_out *o);
 
 void Arduinolib__dread_step(int p, Arduinolib__dread_out *out);
 

lcd_hept/prog.ept

@@ -24,16 +24,17 @@ let
     () = lcd_int(count/period, line);
 tel
 
-node button (bpin, ledpin : int) returns ()
+node lcd_button_counter (bpin, period, line : int) returns ()
 var value : int;
+    count : int;
     i : int;
 let
-  i = 0 fby (i+1);
-  value = dread(bpin);
-  () = dwrite((ledpin, value));
+    i = 0 fby (i+1);
+    value =  dread(bpin);
+    count  = 0 fby (count + value);
+    () = lcd_int(count/period, line);
 tel
 
-
 node main() returns ()
 var start : bool;
 let
@@ -41,7 +42,6 @@ let
   () = lcd_init() when start;
 
   () = lcd_blink_msg ((750, 375, "hello world!", 0) when not start);
-  () = lcd_counter ((375, 1) when not start);
-  () = button((8, 13) when not start);
+  () = lcd_button_counter((8, 50, 1) when not start);
 tel