PIC16F87-I/ML Microchip Technology, PIC16F87-I/ML Datasheet - Page 132

• Manufacturer Part Number: PIC16F87-I/ML
• Description: IC MCU FLASH 4KX14 EEPROM 28QFN
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F87-I/ML

• Core Size: 8-Bit
• Program Memory Size: 7KB (4K x 14)
• Oscillator Type: Internal
• Core Processor: PIC
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 16
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 368 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
• Controller Family/series: PIC16F
• No. Of I/o's: 16
• Eeprom Memory Size: 256Byte
• Ram Memory Size: 368Byte
• Cpu Speed: 20MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT28QFN3 - SOCKET TRAN ICE 18DIP/28QFNAC164322 - MODULE SOCKET MPLAB PM3 28/44QFNAC164033 - ADAPTER 28QFN TO 18DIPDV007003 - PROGRAMMER UNIVERSAL PROMATE II
• Data Converters: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

PIC16F87/88
REGISTER 15-1:
DS30487C-page 130
bit 13
bit 13
bit 12
bit 11
bit 10-9 WRT<1:0>: Flash Program Memory Write Enable bits
bit 8
bit 7
bit 6
bit 5
bit 3
bit 2
bit 4, 1-0 FOSC<2:0>: Oscillator Selection bits
R/P-1
CP
CCPMX DEBUG WRT1 WRT0
R/P-1
CP: Flash Program Memory Code Protection bits
1 = Code protection off
0 = 0000h to 0FFFh code-protected (all protected)
CCPMX: CCP1 Pin Selection bit
1 = CCP1 function on RB0
0 = CCP1 function on RB3
DEBUG: In-Circuit Debugger Mode bit
1 = In-Circuit Debugger disabled, RB6 and RB7 are general purpose I/O pins
0 = In-Circuit Debugger enabled, RB6 and RB7 are dedicated to the debugger
11 = Write protection off
10 = 0000h to 00FFh write-protected, 0100h to 0FFFh may be modified by EECON control
01 = 0000h to 07FFh write-protected, 0800h to 0FFFh may be modified by EECON control
00 = 0000h to 0FFFh write-protected
CPD: Data EE Memory Code Protection bit
1 = Code protection off
0 = Data EE memory code-protected
LVP: Low-Voltage Programming Enable bit
1 = RB3/PGM pin has PGM function, Low-Voltage Programming enabled
0 = RB3 is digital I/O, HV on MCLR must be used for programming
BOREN: Brown-out Reset Enable bit
1 = BOR enabled
0 = BOR disabled
MCLRE: RA5/MCLR/V
1 = RA5/MCLR/V
0 = RA5/MCLR/V
PWRTEN: Power-up Timer Enable bit
1 = PWRT disabled
0 = PWRT enabled
WDTEN: Watchdog Timer Enable bit
1 = WDT enabled
0 = WDT disabled
111 = EXTRC oscillator; CLKO function on RA6/OSC2/CLKO
110 = EXTRC oscillator; port I/O function on RA6/OSC2/CLKO
101 = INTRC oscillator; CLKO function on RA6/OSC2/CLKO pin and port I/O function on RA7/OSC1/CLKI pin
100 = INTRC oscillator; port I/O function on both RA6/OSC2/CLKO pin and RA7/OSC1/CLKI pin
011 = ECIO; port I/O function on RA6/OSC2/CLKO
010 = HS oscillator
001 = XT oscillator
000 = LP oscillator
Legend:
R = Readable bit
-n = Value at POR
R/P-1
CONFIG1: CONFIGURATION WORD 1 REGISTER (ADDRESS 2007h)
R/P-1
PP
PP
pin function is MCLR
pin function is digital I/O, MCLR internally tied to V
PP
R/P-1 R/P-1 R/P-1
Pin Function Select bit
CPD
W = Writable bit
‘1’ = Bit is set
LVP BOREN MCLRE FOSC2 PWRTEN WDTEN FOSC1 FOSC0
R/P-1
R/P-1
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
R/P-1
DD
R/P-1
 2005 Microchip Technology Inc.
x = Bit is unknown
R/P-1
R/P-1
R/P-1
bit 0