W741E20X Datasheet, PDF (46/84 Pages) Winbond – 4-BIT FLASH MICROCONTROLLER

Preliminary W741E20X
Instruction Set Table 2, continued
CLR PMF, #I
Clear ParaMeter Flag
Machine Code:
Machine Cycle:
Operation:
Description:
CLR PSR0
00010110
1 0 0 0 I3 I2 I1 I0
1
Clear Parameter Flag
Description of each flag:
I0, I1, I2: Reserved
I3 = 1: The input clock of the watchdog timer is Fosc/1024.
Clear Port Status Register 0 (RC port signal change flag)
Machine Code:
01000010
00000000
Machine Cycle:
1
Operation:
Clear Port Status Register 0 (RC port signal change flag)
Description:
When this instruction is executed, the RC port signal change flag (PSR0) is
cleared.
CLR PSR2
Clear Port Status Register 2 (serial port status flags)
Machine Code:
01010101
00000000
Machine Cycle:
1
Operation:
Clear Port Status Register 2 (serial port status flags)
Description:
CLR WDT
Machine Code:
Machine Cycle:
Operation:
Description:
When this instruction is executed, the serial port status flags (PSR2) are
cleared.
Reset the last 4 bits of the Watchdog Timer
00010111
10000000
1
Reset the last 4 bits of the watchdog timer
When this instruction is executed, the last 4 bits of the watchdog timer are
reset.
- 46 -