71M6521FEIM-DB Maxim Integrated Products, 71M6521FEIM-DB Datasheet - Page 102

• Manufacturer Part Number: 71M6521FEIM-DB
• Description: Power Management Modules & Development Tools 71M6521FE DEMO BOARD M6521FE DEMO BOARD
• Manufacturer: Maxim Integrated Products

Specifications of 71M6521FEIM-DB

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Below is a summary of the 80515 features:
Revision 1.7
6.1.2 80515 Features
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Control Unit
Arithmetic-Logic Unit
32-bit Input/Output ports
Two 16-bit Timer/Counters
Two Serial Peripheral Interfaces in full duplex mode, capable of parity generation
Interrupt Controller
15 bit Programmable Watchdog Timer
Internal Data Memory interface
External Memory interface
Special Function Registers interface
8-bit instruction decoder
Reduced instruction cycle time up to 12 times
8 bit arithmetic and logical operations
Boolean manipulations
8 x 8 bit multiplication and 8 / 8 bit division
Four 8-bit I/O ports
Alternate port functions such as external interrupts and serial interfaces are separated, providing
extra port pins when compared with the standard 8051
Synchronous mode, fixed baud rate, Serial 0 only
8-bit UART mode, variable baud rate
9-bit UART mode, fixed baud rate, Serial 0 only
9-bit UART mode, variable baud rate
7E1, 7O1, 7N2, 7E2, 7O2, 8N1, 8E1, 8O1, 8N2, 9N1 data formats supported
Two Internal baud rate generators independent from timers
Four priority levels with 11 interrupt sources
Can address up to 256B of internal data memory space
Can address up to 64kB of external program memory (32KB, 16KB or 8KB provided on-chip)
Can address up to 2kB of external data memory plus 512 bytes CE DRAM
Separate address/data bus to allow easy connection to memories
Variable length code fetch and MOVC to access fast/slow program memory
Variable length MOVX to access fast/slow RAM or peripherals
Dual data pointer for fast data block transfer
Services up to 74 external special function registers
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