Update firmware and instrictions

Author: facchinm

examples/Flasher/Flasher.ino

@@ -4,7 +4,7 @@
   To generate a new firmware, compile D11-Firmware with target MKRMotorShield, 4KB bootloader, LTO enabled, pinmap complete
   and execute
 
-  echo -n "const " > fw.h && xxd -i D11-firmware.ino.bin >> fw.h
+  echo -n "const " > fw.h && xxd -i D11-Firmware.ino.bin >> fw.h
 */
 
 #include "Wire.h"

examples/Flasher/fw.h

@@ -621,7 +621,7 @@ const unsigned char D11_Firmware_ino_bin[] = {
   0x0d, 0x21, 0xfe, 0xf7, 0xf9, 0xf9, 0x23, 0x00, 0x2a, 0x4a, 0xb4, 0x33,
   0x1a, 0x60, 0x2a, 0x4b, 0x01, 0x21, 0xb8, 0x34, 0x03, 0x20, 0x23, 0x60,
   0xfe, 0xf7, 0xee, 0xf9, 0x01, 0x21, 0x1b, 0x20, 0xfe, 0xf7, 0xea, 0xf9,
-  0x08, 0x22, 0x25, 0x4b, 0x1a, 0x60, 0x25, 0x4c, 0x23, 0x00, 0x54, 0x33,
+  0x18, 0x22, 0x25, 0x4b, 0x1a, 0x60, 0x25, 0x4c, 0x23, 0x00, 0x54, 0x33,
   0x1b, 0x78, 0x02, 0x2b, 0x0b, 0xd0, 0x23, 0x4b, 0x1b, 0x69, 0x00, 0x2b,
   0x17, 0xd0, 0x22, 0x4b, 0x20, 0x4a, 0x9b, 0x68, 0x12, 0x69, 0x9b, 0x1a,
   0x20, 0x4a, 0x93, 0x42, 0x0f, 0xd9, 0xbf, 0xf3, 0x4f, 0x8f, 0x1f, 0x4b,

extras/D11-Firmware/D11-Firmware.ino

@@ -10,8 +10,9 @@
 
 #define Fix16 mn::MFixedPoint::FpF32<8>
 
-// compile me with target mkrmotorshield:samd:mkrmotorshield:bootloader=0kb,pinmap=complete,lto=disabled during development
-// compile me with target mkrmotorshield:samd:mkrmotorshield:bootloader=4kb,pinmap=complete,lto=enabled for release
+// grab core from https://github.com/arduino/ArduinoCore-samd/tree/mkrmotorcarrier
+// compile me with target arduino:samd:mkrmotorshield:bootloader=0kb,pinmap=complete,lto=disabled during development
+// compile me with target arduino:samd:mkrmotorshield:bootloader=4kb,pinmap=complete,lto=enabled for release
 
 const char* FW_VERSION = "0.10";