SST89E52RC Datasheet, PDF (5/57 Pages) Silicon Storage Technology, Inc – FlashFlex MCU

FlashFlex MCU
SST89E52RC / SST89E54RC
1.0 FUNCTIONAL BLOCKS
Data Sheet
Oscillator
8051
CPU Core
ALU,
ACC,
B-Register,
Instruction Register,
Program Counter,
Timing and Control
Interrupt
Control
8 Interrupts
Watchdog Timer
SuperFlash
EEPROM
Primary Partition
16K x8 for SST89x54RC
8K x8 for SST89x52RC
Secondary
Partition
1K x8
Security
Lock
Timer 0 (16-bit)
Timer 1 (16-bit)
Timer 2 (16-bit)
FIGURE 1: Functional Block Diagram
Flash Control Unit
RAM
512 x8
I/O Port 0
I/O Port 1
I/O Port 2
I/O Port 3
8
I/O
8
I/O
8
I/O
8
I/O
8-bit
Enhanced
UART
1259 B1.3
©2007 Silicon Storage Technology, Inc.
5
S71259-04-000
1/07