W541E200 WINBOND [Winbond], W541E200 Datasheet - Page 3

• Manufacturer Part Number: W541E200
• Description: 4 BIT FLASH EPROM MICROCONTROLLER
• Manufacturer: WINBOND [Winbond]

BLOCK DIAGRAM
DATA (RA3)
MODE (INT)
VPP (RES)
+1(+2)
(look_up table
Watchdog Timer
(2048*16)
EEPROM
(8 Levels)
STACK
(128*4)
Flash
RAM
Timer 0
(4-bit)
2K*4)
PC
(8-bit)
Timer 1
(8-bit)
PSR0
IEF
HCF
Central Control
PR
.
Unit
PSR1 PSR2
Divider 0
HEF
EVF
MR0
(14-bit)
ACC
ALU
.
- 3 -
PEF
SEF
PM0
.
Modulation
Frequency
Pulse
Preliminary W541E20X
Timing Generator
PORT RT
Serial I/O
XIN
PORT RA
PORT RB
PORT RC
PORT RD
Publication Release Date: June 2003
XOUT
MUX
SEL
MUX
SEL
MFP
RA0 to 3
RD0 to 3
RE0 to 3
(RE0/DOUT,
RB0 to 3
RC0 to 3
RE1/CLKO,
RE2/DIN,
RE3/CLKI)
Revision A2
VDD
VSS
RES
INT