参数资料
型号: ST72E331N4D0
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, UVPROM, 8 MHz, MICROCONTROLLER, CDIP56
封装: 0.600 INCH, WINDOWED, CERAMIC, SDIP-56
文件页数: 70/107页
文件大小: 691K
代理商: ST72E331N4D0
65/107
ST72E331 ST72T331
SERIAL COMMUNICATIONS INTERFACE (Cont’d)
5.5.5 Low Power Modes
5.5.6 Interrupts
The SCI interrupt events are connected to the
same interrupt vector (see Interrupts chapter).
These events generate an interrupt if the corre-
sponding Enable Control Bit is set and the inter-
rupt mask in the CC register is reset (RIM instruc-
tion).
Mode
Description
WAIT
No effect on SCI.
SCI interrupts cause the device to exit from Wait mode.
HALT
SCI registers are frozen.
In Halt mode, the SCI stops transmitting/receiving until Halt mode is exited.
Interrupt Event
Event
Flag
Enable
Control
Bit
Exit
from
Wait
Exit
from
Halt
Transmit Data Register Empty
TDRE
TIE
Yes
No
Transmission Complete
TC
TCIE
Yes
No
Received Data Ready to be Read
RDRF
RIE
Yes
No
Overrrun Error Detected
OR
Yes
No
Idle Line Detected
IDLE
ILIE
Yes
No
65
相关PDF资料
PDF描述
ST72T331N2B6S 8-BIT, OTPROM, 8 MHz, MICROCONTROLLER, PDIP56
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参数描述
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