W741E20X Datasheet, PDF (53/84 Pages) Winbond – 4-BIT FLASH MICROCONTROLLER

Preliminary W741E20X
Instruction Set Table 2, continued
MOV HEF, #I
Set/Reset Hold mode release Enable Flag
Machine Code:
Machine Cycle:
Operation:
01000001
I7 I6 I5 I4 I3 I2 I1 I0
1
Hold mode release enable flag control
Description:
I0~I7
I0 = 1
Operation
The HEF0 is set so that overflow from the divider 0 caused
the HOLD mode to be released.
I1 = 1
The HEF1 is set so that underflow from the Timer 0 caused
the HOLD mode to be released.
The HEF2 is set so that signal change at port RC caused
I2 = 1 _{the HOLD mode to be released.}
I3 Reserved
I4 = 1
I5 = 1
The HEF4 is set so that the falling edge signal at the INT pin
caused the HOLD mode to be released.
The HEF5 is set so that the serial port received completely
caused the HOLD mode to be released.
I6 = 1
The HEF6 is set so that the serial port transmitted completely
caused the HOLD mode to be released.
I7 = 1
The HEF7 is set so that underflow from the Timer 1 caused
the HOLD mode to be released.
MOV IEF, #I
Machine Code:
Machine Cycle:
Operation:
Description:
Set/Reset Interrupt Enable Flag
01010001
I7 I6 I5 I4 I3 I2 I1 I0
1
Interrupt Enable flag Control
The interrupt enable flag corresponding to the data specified by I7 - I0 is
controlled:
- 53 -
Publication Release Date: March 1998
Revision A1