ST72C334J4TAE STMicroelectronics, ST72C334J4TAE Datasheet - Page 44

• Manufacturer Part Number: ST72C334J4TAE
• Description: 8-bit MCU for automotive with single voltage Flash/ROM memory, ADC, 16-bit timers, SPI, SCI interfaces
• Manufacturer: STMicroelectronics

ST72334xx-Auto, ST72314xx-Auto, ST72124Jx-Auto
I/O PORTS (Cont’d)
11.4 LOW POWER MODES
Table 9. Port Configuration
44/150
Mode
HALT
WAIT
Port A
Port B
Port C
Port D
Port E
Port F
Port
No effect on I/O ports. External interrupts
cause the device to exit from Wait mode.
No effect on I/O ports. External interrupts
cause the device to exit from Halt mode.
PA7:6
PA5:4
PA3
PA2:0
PB4:3
PB7:5, PB2:0
PC7:4, PC1:0
PC3:2
PD7:0
PE7:4
PE1:0
PF7:6
PF4
PF2
PF1:0
Pin name
Description
floating
floating
floating
floating
floating
floating
floating
floating
floating
floating
floating
floating
floating
floating
OR = 0
floating
Input
floating interrupt
floating interrupt
floating interrupt
pull-up interrupt
pull-up interrupt
pull-up interrupt
OR = 1
pull-up
pull-up
pull-up
pull-up
pull-up
pull-up
pull-up
pull-up
11.5 INTERRUPTS
The external interrupt event generates an interrupt
if the corresponding configuration is selected with
DDR and OR registers and the I-bit in the CC reg-
ister is reset (RIM instruction).
External interrupt
on selected exter-
nal event
Interrupt Event
open drain
open drain
open drain
open drain
open drain
open drain
open drain
open drain
open drain
open drain
open drain
open drain
open drain
open drain
OR = 0
true open-drain
Event
Flag
-
Output
push-pull
push-pull
push-pull
push-pull
push-pull
push-pull
push-pull
push-pull
push-pull
push-pull
push-pull
push-pull
push-pull
push-pull
Control
OR = 1
Enable
DDRx
ORx
Bit
from
Wait
Exit
Yes
High-Sink
Yes
Yes
Yes
Yes
No
No
No
No
from
Halt
Exit
Yes