peb20560 Infineon Technologies Corporation, peb20560 Datasheet - Page 26

• Manufacturer Part Number: peb20560
• Description: Dsp Oriented Pbx Controller Doc
• Manufacturer: Infineon Technologies Corporation

Semiconductor Group
• a-/µ-law coding and decoding by hardware (on the fly)
• Firmware for DSP work load measurement (within every 125 µs frame)
• Protection against write into program memory using password
• µP-DSP communication via two Mail-Boxes
• On-chip emulation (OCEM
• 8-bit µP Interface compatible with Siemens/Intel bus schemes
• Programmable clock generator with built-in logic for Master and Slave configurations
• Watch-Dog timer
• Reset logic
• UART for V.24 Interface
• Multifunctional Input/Output Port configurable as a general I/O Port, DMA lines for
• Integrated Interrupt controller with vector generation and support for DOC cascading
• Interrupt vector handling compatible with Siemens/Intel/Motorola bus schemes
• Up to 4 external interrupt inputs (via the general I/O Port)
• JTAG Interface for on board tests
• Interface for HW and SW DSP evaluation (debugging)
• Advanced CMOS 0.5 µm technology
• 3.3-V and 5-V Power Supply in 5-V environment
• TTL driving capability, TTL and CMOS compatible inputs
• P-MQFP-160 package
– DSP proprietary interface to an external memory:
– On-chip program ROM (Boot)
SACCO-B0 or as additional UART lines for Modem connection
3.3-V Power Supply in 3.3-V environment
* Program memory
* Data memory
®
) for DSP program debugging
1-6
up to 56 K × 16-bit
up to 32 K × 16-bit
~ 0.5 K × 16-bit
PEB 20560
Overview
2003-08