P80C592 Philips Semiconductors, P80C592 Datasheet - Page 10

• Manufacturer Part Number: P80C592
• Description: 8-bit microcontroller with on-chip CAN
• Manufacturer: Philips Semiconductors

Philips Semiconductors
6
The P8xC592 functions will be described as shown in the
following overview:
1996 Jun 27
handbook, full pagewidth
Memory organization
I/O Port structure
Pulse Width Modulated outputs
Analog-to-digital Converter
Timers/Counters
Serial I/O Ports
Interrupt system
Power reduction modes
Oscillator circuitry
Reset circuitry
Instruction Set.
8-bit microcontroller with on-chip CAN
FUNCTIONAL DESCRIPTION
16383
0
16384
INTERNAL
64K
(EA = 1)
PROGRAM MEMORY
EXTERNAL
EXTERNAL
(EA = 0)
255
127
Fig.4 Memory map.
0
INDIRECT ONLY
DIRECT AND
INDIRECT
MAIN RAM
10
OVERLAPPED SPACE
7
The Central Processing Unit (CPU) manipulates operands
in three memory spaces (see Fig.4) as follows:
INTERNAL DATA MEMORY
16 kbytes internal resp. 64 kbytes external Program
Memory
512 bytes internal Data Memory MAIN- and AUXILIARY
RAM
up to 64 kbytes external Data Memory
(with 256 bytes residing in the internal AUXILIARY
RAM).
MEMORY ORGANIZATION
SFRs
AUXILIARY
RAM
MGA149
64K
256
Product specification
DATA MEMORY
EXTERNAL
P8xC592