M16C65 Datasheet, PDF (260/829 Pages) Renesas Technology Corp – RENESAS MCU M16C FAMILY / M16C/60

Under development
M16C/65 Group
Preliminary Specification
This is a preliminary specification and is subject to change.
14.2.4 Interrupt Source Select Register 3 (IFSR3A)
14. Interrupts
Interrupt Source Select Register 3
b7 b6 b5 b4 b3 b2 b1 b0
0
000
Symbol
IFSR3A
Address
0205h
After Reset
00h
Bit Symbol
Bit Name
Function
RW
IFSR30 INT6 interrupt polarity select
bit
0 : One edge
1 : Both edges
RW
IFSR31
INT7 interrupt polarity select
bit
0 : One edge
1 : Both edges
RW
—
(b2)
Reserved bit
Set to 0
RW
IFSR33
Interrupt request source select
bit
0 : UART5 start/stop condition detection,
bus collision detection
1 : CEC1
RW
IFSR34
Interrupt request source select 0 : UART5 transmission, NACK
bit
1 : CEC2
RW
IFSR35
Interrupt request source select
bit
0 : UART6 start/stop condition detection,
bus collision detection
1 : Real-time clock cycle
RW
IFSR36
Interrupt request source select 0 : UART6 transmission, NACK
bit
1 : Real-time clock compare match
RW
—
(b7)
Reserved bit
Set to 0
RW
IFSR30 (INT6 Interrupt Polarity Select Bit) (b0)
When setting this bit to 1 (both edges), make sure the POL bit in the INT6IC register is set to 0 (falling
edge).
IFSR31 (INT7 Interrupt Polarity Select Bit) (b1)
When setting this bit to 1 (both edges), make sure the POL bit in the INT7IC register is set to 0 (falling
edge).
REJ09B0484-0030 Rev.0.30 Sep 09, 2008
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