参数资料
型号: ST72T121J2T3
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, OTPROM, 4 MHz, MICROCONTROLLER, PQFP44
封装: PLASTIC, TQFP-44
文件页数: 70/93页
文件大小: 597K
代理商: ST72T121J2T3
72/93
ST72E121 ST72T121
SERIAL PERIPHERAL INTERFACE (Cont’d)
5.5.5 Low Power Modes
5.5.6 Interrupts
Note: The SPI interrupt events are connected to
the same interrupt vector (see Interrupts chapter).
They generate an interrupt if the corresponding
Enable Control Bit is set and the interrupt mask in
the CC register is reset (RIM instruction).
Mode
Description
WAIT
No effect on SPI.
SPI interrupt events cause the device to exit from WAIT mode.
HALT
SPI registers are frozen.
In HALT mode, the SPI is inactive. SPI operation resumes when the MCU is woken up by an interrupt with
“exit from HALT mode” capability.
Interrupt Event
Event
Flag
Enable
Control
Bit
Exit
from
Wait
Exit
from
Halt
SPI End of Transfer Event
SPIF
SPIE
Yes
No
Master Mode Fault Event
MODF
Yes
No
72
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相关代理商/技术参数
参数描述
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