参数资料
型号: ST52E430B/D
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, UVPROM, 20 MHz, MICROCONTROLLER, CDIP32
封装: WINDOWED, SHRINK, CERAMIC, DIP-32
文件页数: 10/120页
文件大小: 502K
代理商: ST52E430B/D
107/120
ST52T430/E430
UDGI
User Disable Global Interrupts
Format:
udgi
Operation:
all interrupts disabled
Description: This instruction can be used by the User in order to disable globally the interrupts.
Flags:
Z
not affected.
C
not affected.
S
not affected.
Bytes:
1
Cycles:
7 if GI already disabled, 16 otherwise
Example:
After the instruction:
udgi
00110010
interrupts cannot be serviced until the Global Interrupt Mask (GI) is again enabled with a
UEGI instruction.
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