Diff: main.cpp

Revision:

5:9b4d9c139186

Parent:

4:9d99684c6373

--- a/main.cpp	Sat Aug 08 04:20:39 2020 +0000
+++ b/main.cpp	Sat Feb 27 01:14:00 2021 +0000
@@ -1,12 +1,12 @@
 /*
  * mbed Application program for the mbed LPC1114FN28
  *
- * Copyright (c) 2014,'20 Kenji Arai / JH1PJL
+ * Copyright (c) 2014,'20,'21 Kenji Arai / JH1PJL
  *  http://www7b.biglobe.ne.jp/~kenjia/
  *  https://os.mbed.com/users/kenjiArai/
  *      Created: September 14th, 2014
  *      Revised: September 21st, 2014
- *      Revised: August     8th, 2020
+ *      Revised: February  27th, 2021
  */
 /*
     Tested LCD
@@ -19,15 +19,15 @@
         2) AE-AQM1248(AQM1248A-RN-FBW-P) / 128 x 48 dots / Interface: SPI
             http://akizukidenshi.com/catalog/g/gK-07007/
             http://akizukidenshi.com/catalog/g/gP-07005/
-            
+
             1)VDD  2)/CS  3)/RES  4)RS  5)SCLK  6)SDI  7)GND
-              +3.3V  dp9    dp10    dp4   dp6     dp2    GND        
+              +3.3V  dp9    dp10    dp4   dp6     dp2    GND
  */
 
 //  Include --------------------------------------------------------------------
 #include    "mbed.h"
 #include    "ST7565_SPI_LCD.h"
-#include    "redirect_stdio.h"
+#include    "uart_as_stdio.h"
 
 //  Definition -----------------------------------------------------------------
 //#define AITENDO
@@ -40,12 +40,16 @@
 #   define CONTRAST     0x32
 #elif defined(AKIZUKI)
 #   define MAX_Y        48
-#   define CONTRAST     0x23
+#   define CONTRAST     0x24
+#else
+#   error "Please choose AKIZUKI or AITENDO"
 #endif
 
-#define Y0   (MAX_Y - 2) 
-#define Y1   (MAX_Y - 9) 
-#define Y2   (MAX_Y - 1) 
+#define Y0   (MAX_Y - 2)
+#define Y1   (MAX_Y - 9)
+#define Y2   (MAX_Y - 1)
+
+//#define ADJ_CONTRAST
 
 //  Object ---------------------------------------------------------------------
 // LED
@@ -74,9 +78,6 @@
 //  Function prototypes --------------------------------------------------------
 
 //  Function prototypes --------------------------------------------------------
-uint8_t getc(void);
-void putc(uint8_t c);
-FileHandle *mbed::mbed_override_console(int fd);
 extern void print_revision(void);
 
 //------------------------------------------------------------------------------
@@ -91,8 +92,9 @@
     lcd.cls();
     lcd.set_contrast(CONTRAST);
     lcd.printf("test\r\n" );
-    lcd.printf("Run on mbed-os6.2.0\r\n" );
-    lcd.printf("ABCDEFG 1234567890\r\n" );
+    lcd.printf("Run on  Mbed-os%d.%d.%d\r\n",
+               MBED_MAJOR_VERSION, MBED_MINOR_VERSION, MBED_PATCH_VERSION);
+    lcd.printf("1234567890 ABCDEFG\r\n" );
     //lcd.rect(5,30,120,62,1);
     lcd.rect(5,30,120,Y0,1);
     lcd.circle(5,35,5,1);
@@ -104,22 +106,32 @@
     printf("You can see something on the LCD screen.\r\n");
     printf("H:%d W:%d\r\n", lcd.height(), lcd.width());
     while(true) {
-#if 1
+#ifndef ADJ_CONTRAST
         myled = !myled;
         c = getc();
         putc(c);
-        if (c == '\b') {
+        if (c == '\b') {    // Enter Back Space
             myled = 0;
             break;
         }
         lcd.putc(c);
 #else
         // check best contrast
-        uint8_t px = 0;
-        for (px = 0; px < 0x40; px++) {
-            c = getc();
+        printf("Entered contrast adjustment mode.\r\n");
+        uint8_t px = CONTRAST;
+        while(true) {
             lcd.set_contrast(px);
             printf("0x%x\r\n",px);
+            c = getc();
+            if ((c == '-') || (c == 'd')) {
+                if (px != 0) {
+                    --px;
+                }
+            } else {
+                if (px < 0x40) {
+                    ++px;
+                }
+            }
         }
 #endif
     }
@@ -128,6 +140,7 @@
         i = 10 - k;
         k++;
         c = getc();
+        lcd.cls();
         lcd.rect(10, i, 100, Y1, 1);
         c = getc();
         lcd.circle(10,10,i,1);
@@ -136,14 +149,16 @@
         c = getc();
         lcd.line(0, 0, 110-i, Y1, 1);
         c = getc();
-        if (c == '\b') {
+        if (c == '\b') {    // Enter Back Space
             myled = 0;
             break;
         }
     }
+    lcd.cls();
+    lcd.locate(10, 10);
+    lcd.printf("JH1PJL  Mbed-os%d.%d.%d\r\n",
+               MBED_MAJOR_VERSION, MBED_MINOR_VERSION, MBED_PATCH_VERSION);
     while(true) {
-        lcd.cls();
-        lcd.locate(4, 32);
-        lcd.printf("JH1PJL" );
+        ThisThread::sleep_for(100s);
     }
 }