1996 Microchip Technology Inc.
DS30412C-page 3
PIC17C4X
Table of Contents
Overview .............................................................................................................................................................. 5
2.0
PIC17C4X Device Varieties ................................................................................................................................. 7
3.0
Architectural Overview ......................................................................................................................................... 9
4.0
Reset .................................................................................................................................................................. 15
5.0
Interrupts ............................................................................................................................................................ 21
6.0
Memory Organization ......................................................................................................................................... 29
7.0
Table Reads and Table Writes........................................................................................................................... 43
8.0
Hardware Multiplier ............................................................................................................................................ 49
9.0
I/O Ports ............................................................................................................................................................. 53
10.0
Overview of Timer Resources ............................................................................................................................ 65
11.0
Timer0 ................................................................................................................................................................ 67
12.0
Timer1, Timer2, Timer3, PWMs and Captures................................................................................................... 71
13.0
Universal Synchronous Asynchronous Receiver Transmitter (USART) Module ................................................ 83
14.0
Special Features of the CPU.............................................................................................................................. 99
15.0
Instruction Set Summary .................................................................................................................................. 107
16.0
Development Support....................................................................................................................................... 143
17.0
PIC17C42 Electrical Characteristics ................................................................................................................ 147
18.0
PIC17C42 DC and AC Characteristics............................................................................................................. 163
19.0
PIC17CR42/42A/43/R43/44 Electrical Characteristics..................................................................................... 175
20.0
PIC17CR42/42A/43/R43/44 DC and AC Characteristics ................................................................................. 193
21.0
Packaging Information...................................................................................................................................... 205
Appendix A: Modifications .......................................................................................................................................... 211
Appendix B: Compatibility........................................................................................................................................... 211
Appendix C: What’s New ............................................................................................................................................ 212
Appendix D: What’s Changed..................................................................................................................................... 212
Appendix E: PIC16/17 Microcontrollers ...................................................................................................................... 213
Appendix F: Errata for PIC17C42 Silicon ................................................................................................................... 223
Index ............................................................................................................................................................................ 226
PIC17C4X Product Identification System .................................................................................................................... 237
For register and module descriptions in this data sheet, device legends show which devices apply to those sections.
For example, the legend below shows that some features of only the PIC17C43, PIC17CR43, PIC17C44 are described
in this section.
Applicable Devices
42 R42 42A 43 R43 44
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To assist you in the use of this document, Appendix C contains a list of new information in this data sheet,
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