upd70f3402 Renesas Electronics Corporation., upd70f3402 Datasheet - Page 116

• Manufacturer Part Number: upd70f3402
• Description: 32-/16-bit Single-chip Microcontroller With Can Interface
• Manufacturer: Renesas Electronics Corporation.

Cautions: 1. When switching from the external interrupt function (alternate function) to the
Remark:
116
Symbol
INTF0
R/W
(g) External interrupt falling edge specification register 0 (INTF0)
This is an 8-bit register used to specify detection of the falling edge for the external interrupt pin.
This register can be read and written in 8-bit or 1-bit units.
Figure 4-9: External Interrupt Falling Edge Specification Register 0 (INTF0) Format
2. An on-chip circuit for eliminating noise through analog delay is provided for
R/W
For details on valid edge specification, refer to Table 4-4, “Valid Edge Specification,” on
page 117.
7
0
port function, edge detection may occur. Therefore, set the port mode after set-
ting INTF0n = INTR0n bit = 0.
external interrupt input.
INTF06 INTF05
R/W
6
R/W
5
User’s Manual U16702EE3V2UD00
Chapter 4 Port Functions
R/W
4
0
R/W
3
0
R/W
2
0
R/W
1
0
R/W
0
0
FFFFFC00H
Address
After reset
00H