PIC18F4580-I/P Microchip Technology Inc., PIC18F4580-I/P Datasheet - Page 277

• Manufacturer Part Number: PIC18F4580-I/P
• Description: 40 PIN, 32 KB FLASH, 1536 RAM, 36 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC18F4580-I/P

• A/d Inputs: 11-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 10 MIPS
• Eeprom Memory: 256 Bytes
• Input Output: 36
• Interface: CAN/I2C/SPI/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 40-pin PDIP
• Programmable Memory: 32K Bytes
• Ram Size: 1.5K Bytes
• Speed: 40 MHz
• Timers: 1-8 bit, 3-16 bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

FIGURE 24-2:
 2004 Microchip Technology Inc.
(INTCON<1>)
(INTCON<7>)
Note
INSTRUCTION FLOW
Instruction
Instruction
INTF Flag
Executed
GIEH bit
CLKO
Fetched
INT pin
OSC1
1:
2:
3:
4:
PC
(4)
XT, HS or LP Oscillator mode assumed.
GIE = 1 assumed. In this case, after wake-up, the processor jumps to the interrupt routine. If GIE = 0, execution will continue in-line.
T
CLKO is not available in these oscillator modes but shown here for timing reference.
OST
Inst(PC) = Sleep
Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1
= 1024 T
Inst(PC – 1)
PC
WAKE-UP FROM SLEEP THROUGH INTERRUPT
OSC
(drawing not to scale). This delay will not occur for RC and EC Oscillator modes.
Inst(PC + 2)
Sleep
PC + 2
Processor in
Sleep
PC + 4
T
OST
(2)
Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4
Inst(PC + 4)
Inst(PC + 2)
PC + 4
Interrupt Latency
Dummy Cycle
PC + 4
(1,2)
(3)
PIC18FXX8
Dummy Cycle
Inst(0008h)
0008h
DS41159D-page 275
Inst(000Ah)
Inst(0008h)
000Ah