W741E20X Datasheet, PDF (33/84 Pages) Winbond – 4-BIT FLASH MICROCONTROLLER

Preliminary W741E20X
INSTRUCTION SET TABLE
Symbol Description
ACC:
ACC.n:
WR:
PAGE:
MR0:
MR1:
Accumulator
Accumulator bit n
Working Register
Page Register
Mode Register 0
Mode Register 1
PM0:
Port Mode 0
PM1:
Port Mode 1
PM2:
Port Mode 2
PM3:
Port Mode 3
PM4:
PM5:
PSR0:
PSR2:
R:
R.n:
I:
L:
CF:
Port Mode 4
Port Mode 5
Port Status Register 0
Port Status Register 2
Memory (RAM) of address R
Memory bit n of address R
Constant parameter
Branch or jump address
Carry Flag
ZF:
Zero Flag
PC:
Program Counter
TM0L:
Low nibble of the Timer 0 counter
TM0H:
High nibble of the Timer 0 counter
TM1L:
Low nibble of the Timer 1 counter
TM1H:
TABL:
TABH:
IEF.n:
HCF.n:
HEF.n:
SEF.n:
PEF.n:
EVF.n:
High nibble of the Timer 1 counter
Low nibble of the look-up table address buffer
High nibble of the look-up table address buffer
Interrupt Enable Flag n
HOLD mode release Condition Flag n
HOLD mode release Enable Flag n
STOP mode wake-up Enable Flag n
Port Enable Flag n
Event Flag n
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Publication Release Date: March 1998
Revision A1