dsPIC33EPXXXGP50X, dsPIC33EPXXXMC20X/50X, and PIC24EPXXXGP/MC20X Data Sheet
dsPIC33EPXXXMU806/810/814 and PIC24EPXXXGU810/814 Data Sheet
dsPIC33E/PIC24E Family Reference Manual Part
Section 09 Watchdog Timer and Power-Saving Modes
Section 16 Analog-to-Digital Converter
Section 18 Serial Peripheral Interface (SPI)
Section 19 Inter-Integrated Circuit (I2C)
Section 22 Direct Memory Access (DMA)
Section 24 Programming and Diagnostics
Section 27 32-Bit Programmable Cyclic Redundancy Check
Section 30 Device Configuration
Section 32 Peripheral Trigger Generator
Section 33 Charge Time Measurement Unit (CTMU)