PIC16F631-I/P Microchip Technology Inc., PIC16F631-I/P Datasheet - Page 205

• Manufacturer Part Number: PIC16F631-I/P
• Description: MCU, 8-Bit, 1KW Flash, 64 RAM, 18 I/O, PDIP-20
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16F631-I/P

• Comparators: 2
• Cpu Speed: 5 MIPS
• Eeprom Memory: 128 Bytes
• Input Output: 18
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 20-pin PDIP
• Programmable Memory: 1.75K Bytes
• Ram Size: 64 Bytes
• Speed: 20 MHz
• Timers: 1-8-bit, 1-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

TABLE 14-5:
© 2007 Microchip Technology Inc.
Power-on Reset
MCLR Reset during normal operation
MCLR Reset during Sleep
WDT Reset
WDT Wake-up
Brown-out Reset
Interrupt Wake-up from Sleep
Legend: u = unchanged, x = unknown, — = unimplemented bit, reads as ‘0’.
Note 1:
When the wake-up is due to an interrupt and Global Interrupt Enable bit, GIE, is set, the PC is loaded with
the interrupt vector (0004h) after execution of PC + 1.
Condition
INITIALIZATION CONDITION FOR SPECIAL REGISTERS
PIC16F631/677/685/687/689/690
Program
PC + 1
Counter
PC + 1
000h
000h
000h
000h
000h
(1)
0001 1xxx
000u uuuu
0001 0uuu
0000 uuuu
uuu0 0uuu
0001 1uuu
uuu1 0uuu
Register
Status
DS41262D-page 203
--01 --0x
--0u --uu
--0u --uu
--0u --uu
--uu --uu
--01 --u0
--uu --uu
Register
PCON