Harman Kardon HK 990/230, Service Manual

Page: 53 / 141

¤ 2005 Microchip Technology Inc.
Advance Information
DS39663A-page 1
PIC18F87J10 FAMILY
Special Microcontroller Features:
• Operating voltage range: 2.0V to 3.6V
• 5.5V tolerant input (digital pins only)
• On-chip 2.5V regulator
• Low-power, high-speed CMOS Flash technology
• C compiler optimized architecture:
- Optional extended instruction set designed to
optimize re-entrant code
• Priority levels for interrupts
• 8 x 8 Single-Cycle Hardware Multiplier
• Extended Watchdog Timer (WDT):
- Programmable period from 4 ms to 131s
• Single-Supply In-Circuit Serial Programming™
(ICSP™) via two pins
• In-Circuit Debug (ICD) with three Break points via
two pins
• Power-Managed modes:
- Run: CPU on, peripherals on
- Idle: CPU off, peripherals on
- Sleep: CPU off, peripherals off
Flexible Oscillator Structure:
• Two Crystal modes, up to 40 MHz
• 4x Phase Lock Loop (PLL)
• Two External Clock modes, up to 40 MHz
• Internal 31 kHz oscillator
• Secondary oscillator using Timer1 @ 32 kHz
• Two-Speed Oscillator Start-up
• Fail-Safe Clock Monitor:
- Allows for safe shutdown if peripheral clock
stops
Peripheral Highlights:
• High-current sink/source 25 mA/25 mA
(PORTB and PORTC)
• Four programmable external interrupts
• Four input change interrupts
• Two Capture/Compare/PWM (CCP) modules
• Three Enhanced Capture/Compare/PWM (ECCP)
modules:
- One, two or four PWM outputs
- Selectable polarity
- Programmable dead time
- Auto-Shutdown and Auto-Restart
• Two Master Synchronous Serial Port (MSSP)
modules supporting 3-wire SPI™ (all 4 modes)
and I
2
C™ Master and Slave modes
• Two Enhanced Addressable USART modules:
- Supports RS-485, RS-232 and LIN 1.2
- Auto-Wake-up on Start bit
- Auto-Baud Detect
• 10-bit, up to 15-channel Analog-to-Digital
Converter module (A/D):
- Auto-acquisition capability
- Conversion available during Sleep
- Self-calibration feature
• Dual analog comparators with input multiplexing
External Memory Bus
(PIC18F8XJ10/8XJ15 only):
• Address capability of up to 2 Mbytes
• 8-bit or 16-bit interface
• 12-bit, 16-bit and 20-bit Addressing modes
64/80-Pin, High-Performance, 1-Mbit Flash Microcontrollers
with nanoWatt Technology
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