From 5ed19b564c089d64d7a725ac3096d298b2f2901c Mon Sep 17 00:00:00 2001
From: Eggert Jung <eggert.s.jung@wischhof13.de>
Date: Sun, 1 Dec 2019 21:18:59 +0100
Subject: [PATCH] led brightness in menu and save in eeprom

---
 code/inc/menu.h |  2 ++
 code/src/main.c | 15 +++++----------
 code/src/menu.c | 21 +++++++++++++++++----
 3 files changed, 24 insertions(+), 14 deletions(-)

diff --git a/code/inc/menu.h b/code/inc/menu.h
index a616504..27ed90f 100644
--- a/code/inc/menu.h
+++ b/code/inc/menu.h
@@ -5,11 +5,13 @@ extern int8_t menu_val_timezone;
 extern int8_t menu_val_timezone_ee EEMEM;
 extern uint8_t menu_val_format;
 extern uint8_t menu_val_format_ee EEMEM;
+extern uint8_t menu_val_leds_ee EEMEM;
 
 typedef enum {
     OFF,
     TIMEZONE,
     FORMAT,
+    LEDS,
     EXIT
 } menu_state_t;
 
diff --git a/code/src/main.c b/code/src/main.c
index 23b8ce9..2452cbc 100644
--- a/code/src/main.c
+++ b/code/src/main.c
@@ -42,17 +42,12 @@ int8_t parse_nmea_gps(char input_string[RX_INPUT_BUFFER_SIZE], uint8_t output_bu
 }
 
 void encoder_action(uint8_t dir){
-    if (dir) {
-        if(get_menu_active())
+    if(get_menu_active())
+        if (dir) {
             menu_up_down(1);
-        else
-            OCR2A++;
-    } else {
-        if(get_menu_active())
+        } else {
             menu_up_down(-1);
-        else
-            OCR2A--;
-    }
+        }
 }
 
 int main(void){
@@ -109,6 +104,7 @@ void setup(){
         menu_val_format = 24;
         eeprom_write_byte(&menu_val_format_ee, menu_val_format);
     }
+    OCR2A = eeprom_read_byte(&menu_val_leds_ee);
 
     DDRA =   ENABLE_TUBE_SUPPLY;
 
@@ -176,7 +172,6 @@ void setup(){
     TCCR2B = (1 << CS22)
         |(0 << CS21)
         |(0 << CS20);
-    OCR2A   = 0; // Compare value 125
 
     uart_init();
     i2c_init();
diff --git a/code/src/menu.c b/code/src/menu.c
index 24e9c1b..d67001f 100644
--- a/code/src/menu.c
+++ b/code/src/menu.c
@@ -9,6 +9,7 @@ int8_t menu_val_timezone_ee EEMEM;
 int8_t menu_val_timezone;
 uint8_t menu_val_format_ee EEMEM;
 uint8_t menu_val_format;
+uint8_t menu_val_leds_ee EEMEM;
 
 uint8_t get_menu_active(){
     if(state != OFF)
@@ -52,8 +53,13 @@ const char* get_menu_text(){
                 res[3] = (menu_val_format % 10) + 0x30;
                 res[4] = 'H';
                 break;
+            case LEDS:
+                res[3] = (OCR2A / 100) + 0x30;
+                res[4] = (OCR2A / 10 % 10) + 0x30;
+                res[5] = (OCR2A % 10) + 0x30;
+                break;
             default:
-                res = "ERROR";
+                res = "ERROR ";
                 break;
         } 
     else
@@ -64,6 +70,10 @@ const char* get_menu_text(){
             case FORMAT:
                 res = "FORMAT";
                 break;
+            case LEDS:
+                res = "LED   ";
+                eeprom_write_byte(&menu_val_leds_ee, OCR2A);
+                break;
             case EXIT:
                 res = "ZURUEK";
                 break;
@@ -91,15 +101,18 @@ void menu_up_down(uint8_t up_down){
                 else if(menu_val_format == 24)
                     menu_val_format = 12;
                 break;
+            case LEDS:
+                OCR2A += up_down;
+                break;
             default:
                 break;
         } 
     else{
         state += up_down;
         if(state < 1)
-            state = EXIT;
-        if(state > 3)
-            state = TIMEZONE;
+            state = 1;
+        if(state > EXIT)
+            state = EXIT;//TIMEZONE;
     }
     //debug_menu();
 }