PIC16F887-I/PT Microchip Technology Inc., PIC16F887-I/PT Datasheet - Page 84

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PIC16F887-I/PT

Manufacturer Part Number
PIC16F887-I/PT
Description
MCU, 8-Bit, 8KW Flash, 368 RAM, 36 I/O, TQFP-44
Manufacturer
Microchip Technology Inc.
Datasheet

Specifications of PIC16F887-I/PT

A/d Inputs
14-Channel, 10-Bit
Comparators
2
Cpu Speed
5 MIPS
Eeprom Memory
256 Bytes
Frequency
20 MHz
Input Output
35
Interface
I2C/SPI/USART
Memory Type
Flash
Number Of Bits
8
Package Type
44-pin TFQP
Programmable Memory
14K Bytes
Ram Size
368 Bytes
Resistance, Drain To Source On
Bytes
Serial Interface
MSSP or EUSART
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

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PIC16F882/883/884/886/887
REGISTER 7-1:
TABLE 7-1:
DS41291D-page 82
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 7
bit 6-3
bit 2
bit 1-0
INTCON
PIE1
PIR1
PR2
TMR2
T2CON
Legend:
Name
U-0
Timer2 Module Period Register
Holding Register for the 8-bit TMR2 Register
Bit 7
GIE
x = unknown, u = unchanged, — = unimplemented read as ‘0’. Shaded cells are not used for Timer2 module.
Unimplemented: Read as ‘0’
TOUTPS<3:0>: Timer2 Output Postscaler Select bits
0000 = 1:1 Postscaler
0001 = 1:2 Postscaler
0010 = 1:3 Postscaler
0011 = 1:4 Postscaler
0100 = 1:5 Postscaler
0101 = 1:6 Postscaler
0110 = 1:7 Postscaler
0111 = 1:8 Postscaler
1000 = 1:9 Postscaler
1001 = 1:10 Postscaler
1010 = 1:11 Postscaler
1011 = 1:12 Postscaler
1100 = 1:13 Postscaler
1101 = 1:14 Postscaler
1110 = 1:15 Postscaler
1111 = 1:16 Postscaler
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
TOUTPS3
SUMMARY OF ASSOCIATED TIMER2 REGISTERS
TOUTPS3
R/W-0
PEIE
ADIE
ADIF
Bit 6
T2CON: TIMER2 CONTROL REGISTER
TOUTPS2
RCIE
W = Writable bit
‘1’ = Bit is set
Bit 5
RCIF
T0IE
TOUTPS2
R/W-0
TOUTPS1
INTE
Bit 4
TXIE
TXIF
TOUTPS1
R/W-0
TOUTPS0
Preliminary
SSPIE
SSPIF
RBIE
Bit 3
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
TMR2ON
TOUTPS0
CCP1IE
CCP1IF
Bit 2
T0IF
R/W-0
T2CKPS1
TMR2IE
TMR2IF
Bit 1
INTF
TMR2ON
R/W-0
T2CKPS0
TMR1IE
TMR1IF
Bit 0
RBIF
© 2007 Microchip Technology Inc.
x = Bit is unknown
T2CKPS1
0000 000x
1111 1111
0000 0000
-000 0000
R/W-0
-000 0000
-000 0000
POR, BOR
Value on
T2CKPS0
0000 000x
1111 1111
0000 0000
-000 0000
-000 0000
-000 0000
R/W-0
Value on
all other
Resets
bit 0

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