28-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD ...

1 2011-2012 Microchip Technology 1 PIC16(L)F1933 High-Performance RISC CPU: Only 49 Instructions to Learn:- All single-cycle instructions except branches Operating Speed:- DC 32 MHz oscillator/clock input- DC 125 ns instruction cycle Up to 16K x 14 Words of Flash Program Memory Up to 1024 Bytes of Data Memory (RAM) Interrupt Capability with Automatic Context Saving 16-Level Deep Hardware Stack Direct, Indirect and Relative Addressing modes Processor Read Access to Program Memory Pinout Compatible to other 28-Pin PIC16 CXXX and PIC16 FXXX MicrocontrollersSpecial Microcontroller Features: Precision Internal Oscillator:- Factory calibrated to 1%, typical- Software selectable frequency range from 32 MHz to 31 kHz Power-Saving Sleep mode Power-on Reset (POR) Power-up Timer (PWRT) and Oscillator Start-up Timer (OST) Brown-out Reset (BOR) - Selectable between two trip points- Disable in Sleep option Multiplexed Master Clear with Pull-up/Input Pin Programmable Code Protection Wide Operating Voltage Range:- (PIC16F1933)- (PIC16LF1933)PIC16LF1933 Low-Power Features: Standby Current:- 60 nA @ , typical Operating Current:-75 A/MHz, , typical Timer1 Oscillator Current:- 600 nA @ 32 kHz, , typical Low-Power Watchdog Timer Current:- 500 nA @ , typicalPeripheral Features: Up to 35 I/O Pins and 1 Input-only pin.

2 - High-current source/sink for direct LED drive- Individually programmable interrupt-on-pin change pins- Individually programmable weak pull-ups Integrated LCD Controller:- Up to 96 segments- Variable clock input- Contrast control- Internal voltage reference selections Capacitive Sensing module (mTouchTM)- Up to 16 selectable channels A/D Converter:- 10-bit resolution and up to 14 channels- Selectable voltage reference Timer0: 8-Bit Timer/Counter with 8-Bit Programmable Prescaler Enhanced Timer1- Dedicated low-power 32 kHz oscillator driver- 16-bit timer/counter with prescaler- External Gate Input mode with Toggle and Single Shot modes - Interrupt-on-gate completion Timer2, 4, 6: 8-Bit Timer/Counter with 8-Bit Period Register, Prescaler and Postscaler Two Capture, Compare, PWM modules (CCP)- 16-bit Capture, max.

3 Resolution 125 ns- 16-bit Compare, max. resolution 125 ns- 10-bit PWM, max. frequency kHz Three Enhanced Capture, Compare, PWM modules (ECCP)- 3 PWM time-base options- Auto-shutdown and auto-restart- PWM steering- Programmable dead-band delay28-Pin Flash- based , 8-Bit cmos Microcontrollers withLCD Driver with XLP TechnologyPIC16(L)F1933DS41575C-page 2 2011-2012 Microchip Technology Features (Continued): Master Synchronous Serial Port (MSSP) with SPI and I2 CTM with :- 7-bit address masking- SMBus/PMBusTM compatibility- Auto-wake-up on start Enhanced Universal Synchronous Asynchronous Receiver Transmitter (EUSART)- RS-232, RS-485 and LIN compatible- Auto-Baud Detect SR Latch (555 Timer):- Multiple Set/Reset input options- Emulates 555 Timer applications 2 Comparators.

4 - Rail-to-rail inputs/outputs - Power mode control- Software enable hysteresis Voltage Reference module:- Fixed Voltage Reference (FVR) with , and output levels- 5-bit rail-to-rail resistive DAC with positive and negative reference selectionPIC16(L)F193X/194X Family TypesDeviceData Sheet IndexProgram MemoryFlash (words)Data EEPROM(bytes)Data SRAM(bytes)I/O s(2)10-bit ADC (ch)CapSense (ch)ComparatorsTimers(8/16-bit)EUSARTMSS P (I2C /SPI)ECCPCCPLCD(Com/Seg/Total)Debug(1)XL PPIC16(L)F1933 (1)40962562562511824/111324/16/60(3)I/HY PIC16(L)F1934(2)409625625636141624/11132 4/24/96I/HYPIC16(L)F1936(2)8192256512251 1824/111324/16/60(3)I/HYPIC16(L)F1937(2) 819225651236141624/111324/24/96I/HYPIC16 (L)F1938(3)1638425610242511824/111324/16 /60(3)I/HYPIC16(L)F1939(3)16384256102436 141624/111324/24/96I/HYPIC16(L)F1946(4)8 19225651254171734/122324/46/184 IYPIC16(L)F1947(4)

5 16384256102454171734/122324/46/184 IYNote 1:I - Debugging, Integrated on Chip; H - Debugging, available using Debug :One pin is :COM3 and SEG15 share the same physical pin, therefore SEG15 is not available when using 1/4 multiplex Sheet Index: (Unshaded devices are described in this document.)1:DS41575 PIC16(L)F1933 Data Sheet, 28-Pin Flash, 8-Bit :DS41364 PIC16(L)F1934/6/7 Data Sheet, 28/40/44-Pin Flash, 8-Bit :DS41574 PIC16(L)F1938/9 Data Sheet, 28/40/44-Pin Flash, 8-Bit :DS41414 PIC16(L)F1946/1947 Data Sheet, 64-Pin Flash, 8-Bit Microcontrollers . Note:For other small form-factor package availability and marking information, please or contact your local sales office. 2011-2012 Microchip Technology 3 PIC16(L)F1933 Pin Diagram 28-Pin SPDIP/SOIC/SSOP (PIC16F1933, PIC16LF1933)Pin Diagram 28-Pin QFN/UQFN (PIC16F1933, PIC16LF1933) 28-Pin SPDIP, SOIC, SSOP12345678910 VPP/MCLR/RE3RA0RA1RA2RA3RA4RA5RB6/ICSPCL KRB5RB4RB3RB2RB1RB0 VDDVSS1112131415161718192028272625242322 21 VSSRA7RA6RC0RC1RC2RC3RC5RC4RC7RC6RB7/ICS PDATPIC16F1933 PIC16LF19332361181920211571617RC054RB7/I CSPDATRB6/ICSPCLKRB5RB4RB3RB2RB1RB0 VDDVSSRC7RC6RC5RC4RE3/MCLR/VPPRA0 RA1RA2RA3RA4RA5 VSSRA7RA6RC1RC2RC39101381412112726232822 2425 PIC16F1933 PIC16LF193328-pin QFN/UQFNPIC16(L)F1933DS41575C-page 4 2011-2012 Microchip Technology 1.

6 28-Pin SUMMARY (PIC16F1933, PIC16LF1933)I/O28-PinSPDIP/SOIC/SSOP28-P inQFN/UQFNANSELA/DCap SenseComparatorSR LatchTimersCCPEUSARTMSSPLCDI nterruptPull-upBasicRA0227 YAN0 C12IN0-/C2 OUT(1)SRNQ(1) SS(1)SEG12 VCAP(2)RA1328 YAN1 C12IN1- SEG7 RA241 YAN2/VREF- C2IN+/DACOUT COM2 RA352 YAN3/VREF+ C1IN+ SEG15/COM3 RA463Y CPS6C1 OUTSRQT0 CKICCP5 SEG4 RA574 YAN4 CPS7C2 OUT(1)SRNQ(1) SS(1)SEG5 VCAP(2)RA6107 SEG1 OSC2/CLKOUTVCAP(2)RA796 SEG2 OSC1/CLKINRB02118 YAN12 CPS0 SRI CCP4 SEG0 INT/IOCY RB12219 YAN10 CPS1C12IN3- P1C VLCD1 IOCY RB22320 YAN8 CPS2 P1B VLCD2 IOCY RB32421 YAN9 CPS3C12IN2- CCP2(1)/P2A(1) VLCD3 IOCY RB42522 YAN11 CPS4 P1D COM0 IOCY RB52623 YAN13 CPS5 T1G(1)P2B(1)CCP3(1)/P3A(1) COM1 IOCY RB62724 SEG14 IOCYICSPCLK/ICDCLKRB72825 SEG13 IOCYICSPDAT/ICDDATRC0118 T1 OSO/T1 CKIP2B(1) RC1129 T1 OSICCP2(1)/P2A(1) RC21310 CCP1/P1A SEG3 RC31411 SCK/SCLSEG6 RC41512 T1G(1) SDI/SDASEG11 RC51613 SDOSEG10 RC61714 CCP3(1)P3A(1)TX/CK SEG9 RC71815 P3 BRX/DT SEG8 RE3126 YMCLR/VPPVDD2017 VDDVss8,195,16 VSSNote1:Pin functions can be moved using the APFCON :PIC16F1933 devices only.

7 2011-2012 Microchip Technology 5 PIC16(L)F1933 Table of Overview .. Mid-Range CPU .. Organization .. Configuration .. Module ( with Fail-Safe Clock Monitor).. Dropout (LDO) Voltage Regulator .. Mode (Sleep) .. Watchdog Timer (WDT) .. Data EEPROM and Flash Program Memory Control .. I/O Ports .. Interrupt-On-Change .. Fixed Voltage Analog-to-Digital Converter (ADC) Module .. Temperature Indicator Module .. Digital-to-Analog Converter (DAC) Module .. Comparator SR Timer0 Module .. Timer1 Module with Gate Timer2/4/6 Capture/Compare/PWM Modules (ECCP1, ECCP2, ECCP3, CCP4, CCP5) .. Master Synchronous Serial Port (MSSP) Module .. Enhanced Universal Synchronous Asynchronous Receiver Transmitter (EUSART).

8 Capacitive Sensing Liquid Crystal Display (LCD) Driver In-Circuit Serial Programming (ICSP ) .. Instruction Set Summary .. Electrical DC and AC Characteristics Graphs and Charts .. Development Packaging 437 Appendix A: Data Sheet Revision 449 Appendix B: Migrating From Other PIC 449 Index .. 451 The Microchip Web Site .. 459 Customer Change Notification Service .. 459 Customer Support .. 459 Reader Response .. 460 Product Identification System .. 461 PIC16(L)F1933DS41575C-page 6 2011-2012 Microchip Technology OUR VALUED CUSTOMERSIt is our intention to provide our valued customers with the best documentation possible to ensure successful use of your Microchipproducts. To this end, we will continue to improve our publications to better suit your needs.

9 Our publications will be refined andenhanced as new volumes and updates are introduced. If you have any questions or comments regarding this publication, please contact the Marketing Communications Department viaE-mail at or fax the Reader Response Form in the back of this data sheet to (480) 792-4150. Wewelcome your Current Data SheetTo obtain the most up-to-date version of this data sheet, please register at our Worldwide Web site at: can determine the version of a data sheet by examining its literature number found on the bottom outside corner of any last character of the literature number is the version number, ( , DS30000A is version A of document DS30000).ErrataAn errata sheet, describing minor operational differences from the data sheet and recommended workarounds, may exist for currentdevices.

10 As device/documentation issues become known to us, we will publish an errata sheet. The errata will specify the revisionof silicon and revision of document to which it determine if an errata sheet exists for a particular device, please check with one of the following: Microchip s Worldwide Web site; Your local Microchip sales office (see last page)When contacting a sales office, please specify which device, revision of silicon and data sheet (include literature number) you Notification SystemRegister on our web site at to receive the most current information on all of our products. 2011-2012 Microchip Technology 7 PIC16(L) OVERVIEWThe PIC16(L)F1933 are described within this datasheet. They are available in 28-Pin 1-1 shows a block diagram of thePIC16(L)F1933 devices.