PIC16LF874A-I/PT Microchip Technology, PIC16LF874A-I/PT Datasheet - Page 224

• Manufacturer Part Number: PIC16LF874A-I/PT
• Description: IC, 8BIT MCU, PIC16LF, 20MHZ, TQFP-44
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16LF874A-I/PT

• Controller Family/series: PIC16LF
• No. Of I/o's: 33
• Eeprom Memory Size: 128Byte
• Ram Memory Size: 192Byte
• Cpu Speed: 20MHz
• No. Of Timers: 3
• Core Size: 8 Bit
• Program Memory Size: 4 Kwords
• Core Processor: PIC
• Speed: 10MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 33
• Program Memory Type: FLASH
• Eeprom Size: 128 x 8
• Ram Size: 192 x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TQFP, 44-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PIC16F87XA
Capture/Compare/PWM Requirements
CCP. See Capture/Compare/PWM.
CCP1CON Register ........................................................... 19
CCP2CON Register ........................................................... 19
CCPR1H Register ........................................................ 19, 63
CCPR1L Register ......................................................... 19, 63
CCPR2H Register ........................................................ 19, 63
CCPR2L Register ......................................................... 19, 63
CCPxM0 Bit ........................................................................ 64
CCPxM1 Bit ........................................................................ 64
CCPxM2 Bit ........................................................................ 64
CCPxM3 Bit ........................................................................ 64
CCPxX Bit .......................................................................... 64
CCPxY Bit .......................................................................... 64
CLKO and I/O Timing Requirements ............................... 183
CMCON Register ............................................................... 20
Code Examples
Code Protection ....................................................... 143, 157
Comparator Module ......................................................... 135
Comparator Specifications ............................................... 180
Comparator Voltage Reference ....................................... 141
Computed GOTO ............................................................... 30
Configuration Bits ............................................................. 143
Configuration Word .......................................................... 144
Conversion Considerations .............................................. 220
CVRCON Register ............................................................. 20
D
Data EEPROM and Flash Program Memory
DS39582B-page 222
(CCP1 and CCP2) .................................................... 186
Call of a Subroutine in Page 1 from Page 0 ............... 30
Indirect Addressing .................................................... 31
Initializing PORTA ...................................................... 41
Loading the SSPBUF (SSPSR) Register ................... 74
Reading Data EEPROM ............................................. 35
Reading Flash Program Memory ............................... 36
Saving Status, W and PCLATH Registers
Writing to Data EEPROM ........................................... 35
Writing to Flash Program Memory ............................. 38
Analog Input Connection
Associated Registers ............................................... 140
Configuration ............................................................ 136
Effects of a Reset ..................................................... 139
Interrupts .................................................................. 138
Operation ................................................................. 137
Operation During Sleep ............................................ 139
Outputs ..................................................................... 137
Reference ................................................................. 137
Response Time ........................................................ 137
Associated Registers ............................................... 142
EEADR Register ........................................................ 33
EEADRH Register ...................................................... 33
EECON1 Register ...................................................... 33
EECON2 Register ...................................................... 33
EEDATA Register ...................................................... 33
EEDATH Register ...................................................... 33
Considerations ................................................. 139
in RAM ............................................................ 154
Data EEPROM Memory
Data Memory ..................................................................... 16
DC and AC Characteristics Graphs and Tables .............. 197
DC Characteristics ....................................................175–179
Demonstration Boards
Development Support ...................................................... 167
Device Differences ........................................................... 219
Device Overview .................................................................. 5
Direct Addressing ............................................................... 31
E
EEADR Register ...........................................................21, 33
EEADRH Register .........................................................21, 33
EECON1 Register .........................................................21, 33
EECON2 Register .........................................................21, 33
EEDATA Register .............................................................. 21
EEDATH Register .............................................................. 21
Electrical Characteristics .................................................. 173
Errata ................................................................................... 4
Evaluation and Programming Tools ................................. 171
External Clock Timing Requirements ............................... 182
External Interrupt Input (RB0/INT). See Interrupt Sources.
External Reference Signal ............................................... 137
F
Firmware Instructions ....................................................... 159
Flash Program Memory
FSR Register ..........................................................19, 20, 31
G
General Call Address Support ........................................... 94
Associated Registers ................................................. 39
EEADR Register ........................................................ 33
EEADRH Register ..................................................... 33
EECON1 Register ...................................................... 33
EECON2 Register ...................................................... 33
Operation During Code-Protect ................................. 39
Protection Against Spurious Writes ........................... 39
Reading ..................................................................... 35
Write Complete Flag Bit (EEIF) ................................. 33
Writing ........................................................................ 35
Bank Select (RP1:RP0 Bits) .................................16, 22
General Purpose Registers ....................................... 16
Register File Map ..................................................17, 18
Special Function Registers ........................................ 19
PICDEM 1 ................................................................ 170
PICDEM 17 .............................................................. 170
PICDEM 18R PIC18C601/801 ................................. 171
PICDEM 2 Plus ........................................................ 170
PICDEM 3 PIC16C92X ............................................ 170
PICDEM 4 ................................................................ 170
PICDEM LIN PIC16C43X ........................................ 171
PICDEM USB PIC16C7X5 ...................................... 171
PICDEM.net Internet/Ethernet ................................. 170
Associated Registers ................................................. 39
EECON1 Register ...................................................... 33
EECON2 Register ...................................................... 33
Reading ..................................................................... 36
Writing ........................................................................ 37
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