upd70f3402 Renesas Electronics Corporation., upd70f3402 Datasheet - Page 605

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

(11) CAN module interrupt status register (CnINTS)
(a) Read
(b) Write
(a) Read
Note: The CINTS5 bit is set only when the CAN module is woken up from the CAN sleep mode by a
CnINTS
CnINTS
Interrupt status bit
CINTS5 to CINTS0
The CnINTS register indicates the interrupt status of the CAN module.
CAN bus operation. The CINTS5 bit is not set when the CAN sleep mode has been released by
software.
CINTS5
CINTS4
CINTS3
CINTS2
CINTS1
CINTS0
Figure 16-33: CAN Module Interrupt Status Register (CnINTS) Format (1/2)
0
1
15
15
0
7
0
0
7
0
Wake-up interrupt from CAN sleep mode
Arbitration loss interrupt
CAN protocol error interrupt
CAN error status interrupt
Interrupt on completion of reception of valid message frame to message buffer m
Interrupt on normal completion of transmission of message frame from message
buffer m
No related interrupt source event is pending.
A related interrupt source event is pending.
14
14
0
6
0
0
6
0
CINTS5 CINTS4 CINTS3 CINTS2 CINTS1 CINTS0
CINTS5
Clear
User’s Manual U16702EE3V2UD00
13
13
0
5
0
5
Chapter 16 FCAN Controller
CINTS4
Clear
12
12
0
4
0
4
CINTS3
Related interrupt source event
Clear
11
11
0
3
0
3
CAN interrupt status bit
CINTS2
Clear
10
10
0
2
0
2
Note
CINTS1
Clear
9
0
1
9
0
1
CINTS0
Clear
8
0
0
8
0
0
see Table
Address R/W After reset
Address R/W After reset
16-16
R/W
00H
605