M2560 PPM_IN correction + bootloader source

doc/Mega2560/MEGA2560.sch

@@ -36,7 +36,7 @@ $Descr A4 11693 8268
 encoding utf-8
 Sheet 1 1
 Title "OpenTX board based on Arduino MEGA2560"
-Date "18 jun 2015"
+Date "21 oct 2015"
 Rev "0"
 Comp "Copyright 2015 F. Aguerre"
 Comment1 ""
@@ -1057,13 +1057,13 @@ Text Label 5650 5850 2    42   ~ 0
 SW_Trn
 Text GLabel 4850 5850 2    42   Input ~ 0
 port L 7 (1)
-Text GLabel 4850 6250 2    42   Output ~ 0
+Text GLabel 4850 6250 2    42   Input ~ 0
 port B 3 (1)
 Text Label 5650 6250 2    42   ~ 0
 SD_MISO
 Text Label 6600 6250 2    42   ~ 0
 SD_MOSI
-Text GLabel 5800 6250 2    42   Input ~ 0
+Text GLabel 5800 6250 2    42   Output ~ 0
 port B 2 (1)
 Text GLabel 5800 6350 2    42   Input ~ 0
 port B 0 (1)
@@ -1278,7 +1278,7 @@ PPM_OUT
 Text GLabel 2100 4600 1    42   Output ~ 0
 port B 6 (0)
 Text GLabel 2000 4600 1    42   Input ~ 0
-port B 7 (0)
+port E 7 (0)
 Text Label 5650 4850 2    42   ~ 0
 LCD_DATA0
 Text GLabel 4850 4850 2    42   Output ~ 0
@@ -41110,7 +41110,7 @@ CA 3B B1 B4 D6 FB 76 3A 4D 11 32 4D 1E A1 3D 78 1C 8B 1E 14 74 10 57 46 8C 97 FB
 33 B3 93 2C A5 90 EC 7D 2B A5 BC 7A F5 EA E1 E1 5E 44 C8 BD 2E 90 84 08 60 87 C2 BB D7 FD 40 85 
 4A 52 6F 3D D0 6D 9E 6E 41 36 CA 77 04 97 99 83 92 6E D1 7C 20 6D 2C 33 D2 7F 5B 16 F2 83 51 39 
 A0 3F CF F3 A7 9F 7E FA CB 5F FE F5 EB D7 AF 45 64 59 96 6D DB F6 23 3E B3 52 CA B3 1B C5 00 F7 
-08 C0 CC FE 1F 15 4F 30 6D 3D C2 80 DE 00 00 00 00 49 45 4E 44 AE 42 60 82 00 $EndBitmap
+08 C0 CC FE 1F 15 4F 30 6D 3D C2 80 DE 00 00 00 00 49 45 4E 44 AE 42 60 82 04 $EndBitmap
 EndData
 $EndBitmap
 $Comp
@@ -41427,7 +41427,7 @@ Wire Wire Line
 Wire Wire Line
 	2100 4750 2100 4600
 Wire Wire Line
-	2000 4750 2000 4600
+	2000 4600 2000 5550
 Wire Wire Line
 	4700 4850 4850 4850
 Wire Wire Line
@@ -41863,4 +41863,8 @@ Wire Wire Line
 	5300 7500 5300 7600
 Wire Wire Line
 	4800 7500 5300 7500
+Wire Wire Line
+	2000 5550 2500 5550
+Text Notes 2550 5550 0    50   ~ 0
+Pin 9, can be soldered\nwith pin 8 (unused)
 $EndSCHEMATC

radio/src/targets/mega2560/00readme.txt

@@ -4,6 +4,5 @@ MEGA2560 board
 DIY radio wih :
 - Arduino MEGA2560 or compatible
 - Gruvin9x features (soft-off, SD-Card, RTC, haptic, voice, rotary encoders)
-- LCD 128x64 Artronic (ST7565R) or Zolen (ST7565P)
-- Aurora9 or T9X gimballs
+- LCD 128x64 8 bits parallel mode
 - home made case

radio/src/targets/mega2560/board_mega2560.cpp

@@ -42,10 +42,10 @@ inline void boardInit()
 {
   // Set up I/O port data directions and initial states (unused pin setting : input, pull-up on)
   DDRA = 0b11111111;  PORTA = 0b00000000; // LCD data
-  DDRB = 0b01110111;  PORTB = 0b00101111; // 7:PPM_IN 6:PPM_OUT, 5:SimCTRL, 4:Buzzer, SDCARD[3:MISO 2:MOSI 1:SCK 0:CS]
+  DDRB = 0b01110111;  PORTB = 0b10101111; // 7:N/A 6:PPM_OUT, 5:SimCTRL, 4:Buzzer, SDCARD[3:MISO 2:MOSI 1:SCK 0:CS]
   DDRC = 0b11111100;  PORTC = 0b00000011; // 7-3:LCD, 2:BackLight, 1:ID2_SW, 0:ID1_SW
   DDRD = 0b00000000;  PORTD = 0b11111100; // 7:AilDR_SW, 6:N/A, 5:N/A, 4:N/A, 3:RENC2_B, 2:RENC2_A, 1:I2C_SDA, 0:I2C_SCL
-  DDRE = 0b00000010;  PORTE = 0b11111100; // 7:N/A, 6:N/A, 5:RENC1_B, 4:RENC1_A, 3:N/A, 2:N/A, 1:TELEM_TX, 0:TELEM_RX
+  DDRE = 0b00000010;  PORTE = 0b01111100; // 7:PPM_IN, 6:N/A, 5:RENC1_B, 4:RENC1_A, 3:N/A, 2:N/A, 1:TELEM_TX, 0:TELEM_RX
   DDRF = 0b00000000;  PORTF = 0b11111111; // 7-0:Trim switch inputs
   DDRG = 0b00000000;  PORTG = 0b11111111; // 7:N/A, 6:N/A, 5:N/A, 4:N/A, 3:N/A, 2:TCut_SW, 1:Gear_SW, 0: RudDr_SW
 #if defined(PCBMEGA2560) && defined(DEBUG)  

radio/src/targets/mega2560/board_mega2560.h

@@ -111,7 +111,7 @@ void sdPoll10ms(void);
 #  define INP_L_Trainer          7    
 
 // Servitudes driver
-#  define INP_B_PPM_IN           7
+//#define INP_E_PPM_IN           7    //reserved PPM_IN
 #  define OUT_B_PPM              6    
 #  define OUT_B_SIM_CTL          5    
 #  define OUT_B_BUZZER           4