PIC16F631-I/P Microchip Technology Inc., PIC16F631-I/P Datasheet - Page 126

• 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

PIC16F631/677/685/687/689/690
FIGURE 10-1:
DS41262D-page 124
Flash ADDR
Flash Data
EEDATH
Register
EERHLT
EEDAT
RD bit
Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4
INSTR(PC - 1)
executed here
PC
FLASH PROGRAM MEMORY READ CYCLE EXECUTION
INSTR (PC)
BSF EECON1,RD
executed here
PC + 1
INSTR (PC + 1)
EEADRH,EEADR
INSTR(PC + 1)
executed here
EEDATH,EEDAT
executed here
Forced NOP
PC + 3
PC+3
INSTR (PC + 3)
INSTR(PC + 3)
executed here
© 2007 Microchip Technology Inc.
PC + 4
INSTR (PC + 4)
INSTR(PC + 4)
executed here
PC + 5