Each block of the dsPIC33EP64GS806: what it is, the registers that control it and the pins it uses.
CPU core (W registers, DSP, program space)
I/O port A
I/O port B
I/O port C
I/O port D
SPI 1
SPI 2
SPI 3
Analog-to-digital converter
Analog bias and current source
CAN bus 1
CAN bus 2
Configurable logic cell 1
Configurable logic cell 2
Configurable logic cell 3
Configurable logic cell 4
Comparator 1
Comparator 2
Comparator 3
Comparator 4
Debug and test
DMA
DMA 0
DMA 1
DMA 2
DMA 3
I²C 1
I²C 2
Input capture 1
Input capture 2
Input capture 3
Input capture 4
Interrupts
Main–secondary core interface
Data EEPROM and flash program memory
Output compare 1
Output compare 2
Output compare 3
Output compare 4
Oscillator, power control and watchdog
Programmable gain amplifier 1
Programmable gain amplifier 2
Peripheral module disable
Peripheral pin select
Peripheral trigger generator
PWM generators
Reset control
Other special function registers
Timer1
Timer2
Timer3
Timer4
Timer5
UART 1
UART 2
BETA