DS39544A - page ii
Preliminary
2001 Microchip Technology Inc.
"All rights reserved. Copyright 2001, Microchip Technology
Incorporated, USA. Information contained in this publication
regarding device applications and the like is intended through
suggestion only and may be superseded by updates. No rep-
resentation or warranty is given and no liability is assumed by
Microchip Technology Incorporated with respect to the accu-
racy or use of such information, or infringement of patents or
other intellectual property rights arising from such use or oth-
erwise. Use of Microchip's products as critical components in
life support systems is not authorized except with express
written approval by Microchip. No licenses are conveyed,
implicitly or otherwise, under any intellectual property rights.
The Microchip logo and name are registered trademarks of
Microchip Technology Inc. in the U.S.A. and other countries.
All rights reserved. All other trademarks mentioned herein are
the property of their respective companies. No licenses are
conveyed, implicitly or otherwise, under any intellectual prop-
erty rights."
Trademarks
The Microchip name, logo, PIC, PICmicro, PICMASTER, PIC-
START, PRO MATE, K
EE
L
OQ
, SEEVAL, MPLAB and The
Embedded Control Solutions Company are registered trade-
marks of Microchip Technology Incorporated in the U.S.A. and
other countries.
Total Endurance, ICSP, In-Circuit Serial Programming, Filter-
Lab, MXDEV, microID, FlexROM, fuzzyLAB, MPASM,
MPLINK, MPLIB, PICDEM, ICEPIC, Migratable Memory,
FanSense, ECONOMONITOR, SelectMode and microPort
are trademarks of Microchip Technology Incorporated in the
U.S.A.
Serialized Quick Term Programming (SQTP) is a service mark
of Microchip Technology Incorporated in the U.S.A.
All other trademarks mentioned herein are property of their
respective companies.
2001, Microchip Technology Incorporated, Printed in the
U.S.A., All Rights Reserved.
Microchip received QS-9000 quality system
certification for its worldwide headquarters,
design and wafer fabrication facilities in
Chandler and Tempe, Arizona in July 1999. The
Company's quality system processes and
procedures are QS-9000 compliant for its
PICmicro
8-bit MCUs, K
EE
L
OQ
code hopping
devices, Serial EEPROMs and microperipheral
products. In addition, Microchip's quality
system for the design and manufacture of
development systems is ISO 9001 certified.
2001 Microchip Technology Inc.
Preliminary
DS39544A-page 1
PIC16C925/926
High Performance RISC CPU:
Only 35 single word instructions to learn
All single cycle instructions except for program
branches which are two-cycle
Operating speed: DC - 20 MHz clock input
DC - 200 ns instruction cycle
Up to 8K x 14-bit words of EPROM program memory,
336 bytes general purpose registers (SRAM),
60 special function registers
Pinout compatible with PIC16C923/924
Peripheral Features:
25 I/O pins with individual direction control and
25-27 input only pins
Timer0 module: 8-bit timer/counter with program-
mable 8-bit prescaler
Timer1 module: 16-bit timer/counter, can be incre-
mented during SLEEP via external crystal/clock
Timer2 module: 8-bit timer/counter with 8-bit
period register, prescaler, and postscaler
One Capture, Compare, PWM module
Synchronous Serial Port (SSP) module with
two modes of operation:
- 3-wire SPITM (supports all 4 SPI modes)
- I
2
CTM Slave mode
Programmable LCD timing module:
- Multiple LCD timing sources available
- Can drive LCD panel while in SLEEP mode
- Static, 1/2, 1/3, 1/4 multiplex
- Static drive and 1/3 bias capability
- 16 bytes of dedicated LCD RAM
- Up to 32 segments, up to 4 commons
Analog Features:
10-bit 5-channel Analog-to-Digital Converter (A/D)
Brown-out Reset (BOR)
Special Microcontroller Features:
Power-on Reset (POR)
Power-up Timer (PWRT) and Oscillator Start-up
Timer (OST)
Watchdog Timer (WDT) with its own on-chip RC
oscillator for reliable operation
Programmable code protection
Selectable oscillator options
In-Circuit Serial ProgrammingTM (ICSPTM) via
two pins
Processor read access to program memory
CMOS Technology:
Low power, high speed CMOS/EPROM
technology
Fully static design
Wide operating voltage range: 2.5V to 5.5V
Commercial and Industrial temperature ranges
Low power consumption
Common
Segment
Pixels
1
32
32
2
31
62
3
30
90
4
29
116
64/68-Pin CMOS Microcontrollers with LCD Driver
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