PIC16F870-E/SO Microchip Technology, PIC16F870-E/SO Datasheet - Page 123

• Manufacturer Part Number: PIC16F870-E/SO
• Description: 28 PIN, 3.5KB ENH FLASH, 128 RAM, 22 I/O,
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F870-E/SO

• Rohs Compliant: YES
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 22
• Program Memory Size: 3.5KB (2K x 14)
• Program Memory Type: FLASH
• Eeprom Size: 64 x 8
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 5x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 28-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: I3-DB16F871 - BOARD DAUGHTER ICEPIC3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

M
1997 Microchip Technology Inc.
HIGHLIGHTS
This section of the manual contains the following major topics:
8.1
8.2
8.3
8.4
8.5
8.6
8.7
8.8
8.9
Introduction ....................................................................................................................8-2
Control Registers ...........................................................................................................8-5
Interrupt Latency ..........................................................................................................8-10
INT and External Interrupts..........................................................................................8-10
Context Saving During Interrupts .................................................................................8-11
Initialization ..................................................................................................................8-14
Design Tips ..................................................................................................................8-16
Related Application Notes............................................................................................8-17
Revision History ...........................................................................................................8-18
Section 8. Interrupts
DS31008A page 8-1
8