PIC16F887-I/PT Microchip Technology Inc., PIC16F887-I/PT Datasheet - Page 48

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

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

PIC16F882/883/884/886/887
3.2.3.8
Figure 3-8 shows the diagram for this pin. This pin is
configurable to function as one of the following:
• a general purpose I/O
• a crystal/resonator connection
• a clock input
FIGURE 3-8:
TABLE 3-1:
DS41291D-page 46
ADCON0
ANSEL
CM1CON0
CM2CON0
CM2CON1
PCON
OPTION_REG
PORTA
SSPCON
TRISA
Legend:
PORTA
PORTA
TRISA
TRISA
Data Bus
WR
WR
RD
RD
Name
D
D
CK
CK
x = unknown, u = unchanged, – = unimplemented locations read as ‘0’. Shaded cells are not used by PORTA.
CLKIN
RA7/OSC1/CLKIN
MC1OUT
TRISA7
ADCS1
WCOL
C1ON
C2ON
RBPU
ANS7
Q
Q
Q
Q
Bit 7
RA7
—
SUMMARY OF REGISTERS ASSOCIATED WITH PORTA
BLOCK DIAGRAM OF RA7
MC2OUT
INTEDG
SSPOV
TRISA6
OSC1
ADCS0
C1OUT
C2OUT
ANS6
Bit 6
RA6
—
INTOSC
Mode
Oscillator
Circuit
ULPWUE
C1RSEL
SSPEN
TRISA5
CHS3
C1OE
C2OE
ANS5
T0CS
Bit 5
RA5
SBOREN
C2RSEL
TRISA4
C1POL
C2POL
CHS2
ANS4
T0SE
V
V
Bit 4
CKP
RA4
DD
SS
I/O Pin
Preliminary
TRISA3
SSPM3
CHS1
ANS3
Bit 3
PSA
RA3
—
—
—
—
TRISA2
SSPM2
CHS0
ANS2
Bit 2
C1R
C2R
PS2
RA2
—
—
GO/DONE
TRISA1
C1CH1
C2CH1
T1GSS
SSPM1
ANS1
Bit 1
POR
PS1
RA1
C2SYNC
SSPM0
TRISA0
C1CH0
C2CH0
ADON
ANS0
Bit 0
BOR
PS0
RA0
© 2007 Microchip Technology Inc.
0000 0000
1111 1111
0000 -000
0000 -000
0000 --10
--01 --qq
1111 1111
xxxx xxxx
0000 0000
1111 1111
POR, BOR
Value on
0000 0000
1111 1111
0000 -000
0000 -000
0000 --10
--0u --uu
1111 1111
uuuu uuuu
0000 0000
1111 1111
Value on
all other
Resets