ST7263 STMICROELECTRONICS [STMicroelectronics], ST7263 Datasheet - Page 60

• Manufacturer Part Number: ST7263
• Description: LOW SPEED USB 8-BIT MCU FAMILY with up to 16K MEMORY, up to 512 BYTES RAM, 8-BIT ADC, WDG, TIMER, SCI & I2C
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

ST7263
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-
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Mode
WAIT
HALT
Transmit Data Register Empty
Transmission Complete
Received Data Ready to be Read
Overrrun Error Detected
Idle Line Detected
In Halt mode, the SCI stops transmitting/receiving until Halt mode is exited.
Description
No effect on SCI.
SCI interrupts exit from Wait mode.
SCI registers are frozen.
Interrupt Event
rupt mask in the CC register is reset (RIM instruc-
tion).
Event
RDRF
TDRE
Flag
IDLE
OR
TC
Control
Enable
TCIE
ILIE
Bit
RIE
TIE
from
Wait
Exit
Yes
Yes
Yes
Yes
Yes
from
Exit
Halt
No
No
No
No
No