PIC16F87-I/P Microchip Technology Inc., PIC16F87-I/P Datasheet - Page 82
PIC16F87-I/P
Manufacturer Part Number
PIC16F87-I/P
Description
MCU, 8-Bit, 4KW Flash, 368 RAM, 16 I/O, DIP-18
Manufacturer
Microchip Technology Inc.
Datasheet
1.PIC16F87-IP.pdf
(228 pages)
Specifications of PIC16F87-I/P
Comparators
2
Cpu Speed
5 MIPS
Eeprom Memory
256 Bytes
Input Output
16
Interface
I2C/SPI/USART
Memory Type
Flash
Number Of Bits
8
Package Type
18-pin PDIP
Programmable Memory
7K Bytes
Ram Size
368 Bytes
Speed
20 MHz
Timers
2-8-bit, 1-16-bit
Voltage, Range
2-5.5 V
Lead Free Status / Rohs Status
RoHS Compliant part
Electrostatic Device
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PIC16F87-I/P
Manufacturer:
MICROCHIP
Quantity:
3 000
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PIC16F87/88
REGISTER 8-1:
TABLE 8-1:
DS30487C-page 80
0Bh, 8Bh,
10Bh, 18Bh
0Ch
8Ch
11h
12h
92h
Legend:
Note 1:
Address
x = unknown, u = unchanged, - = unimplemented, read as ‘0’. Shaded cells are not used by the Timer2 module.
This bit is only implemented on the PIC16F88. The bit will read ‘0’ on the PIC16F87.
bit 7
bit 6-3
bit 2
bit 1-0
INTCON GIE
PIR1
PIE1
TMR2
T2CON
PR2
Name
REGISTERS ASSOCIATED WITH TIMER2 AS A TIMER/COUNTER
Timer2 Module Register
Timer2 Period Register
Bit 7
—
—
—
T2CON: TIMER2 CONTROL REGISTER (ADDRESS 12h)
bit 7
Unimplemented: Read as ‘0’
TOUTPS<3:0>: Timer2 Output Postscale Select bits
0000 = 1:1 Postscale
0001 = 1:2 Postscale
0010 = 1:3 Postscale
•
•
•
1111 = 1:16 Postscale
TMR2ON: Timer2 On bit
1 = Timer2 is on
0 = Timer2 is off
T2CKPS<1:0>: Timer2 Clock Prescale Select bits
00 = Prescaler is 1
01 = Prescaler is 4
1x = Prescaler is 16
Legend:
R = Readable bit
-n = Value at POR
U-0
—
TOUTPS3 TOUTPS2 TOUTPS1 TOUTPS0 TMR2ON T2CKPS1 T2CKPS0 -000 0000 -000 0000
ADIF
ADIE
PEIE
Bit 6
(1)
(1)
TOUTPS3 TOUTPS2 TOUTPS1 TOUTPS0 TMR2ON T2CKPS1 T2CKPS0
R/W-0
TMR0IE
RCIF
RCIE
Bit 5
INT0IE
R/W-0
TXIE
Bit 4
TXIF
W = Writable bit
‘1’ = Bit is set
SSPIE
SSPIF
RBIE
Bit 3
R/W-0
TMR0IF
CCP1IF
CCP1IE
Bit 2
R/W-0
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
TMR2IE
TMR2IF
INT0IF
Bit 1
R/W-0
TMR1IE -000 0000 -000 0000
TMR1IF -000 0000 -000 0000
2005 Microchip Technology Inc.
RBIF
Bit 0
x = Bit is unknown
0000 000x 0000 000u
0000 0000 0000 0000
1111 1111 1111 1111
POR, BOR
R/W-0
Value on
R/W-0
Value on
all other
Resets
bit 0
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