PIC24F - 16-Bit Flash Microcontrollers. 
Operating Voltage Range of 1.8V to 3.6V

Can use different programming pin pair: 
Serial Clock PGECx (P0) 
Serial Data  PGEDx (P1)


User program Memory:  (24 bit data in device, 8 bit data in buffer) 

00 01 02 XX 03 04 05 XX ...

EEPROM:
00 01 XX XX 02 03 XX XX ...

CONFIG:
00 XX XX XX 01 XX XX XX ...

Address:Configuration Register:Default Values
0F80000  FBS        0Fh  
0F80004  FGS        03h  
0F80006  FOSCSEL    87h  
0F80008  FOSC       FFh  
0F8000A  FWDT       DFh  
0F8000C  FPOR       FBh  
0F8000E  FICD       C3h  
0F80010  FDS        FFh