at75c220 ATMEL Corporation, at75c220 Datasheet - Page 135

• Manufacturer Part Number: at75c220
• Description: Smart Internet Appliance Processor Siap
• Manufacturer: ATMEL Corporation

SPI Interrupt Mask Register
Register Name:SP_IMR
Access Type:Read-only
Reset Value: 0x0
•
•
•
•
A one in any of the bits unmasks the relative interrupt.
RDRF: Receive Data Register Full Interrupt Mask
TDRE: Transmit Data Register Empty Interrupt Mask
MODF: Mode Fault Error Interrupt Mask
OVRES: Overrun Error Interrupt Mask
0 = Receive data register full interrupt is disabled.
1 = Receive data register full interrupt is enabled.
0 = Transmit data register empty interrupt is disabled.
1 = Transmit data register empty interrupt is enabled.
0 = Mode fault error interrupt is disabled.
1 = Mode fault error interrupt is enabled.
0 = Overrun error interrupt is disabled.
1 = Overrun error interrupt is enabled.
31
23
15
–
–
–
7
–
30
22
14
–
–
–
6
–
29
21
13
–
–
–
5
–
28
20
12
–
–
–
4
–
OVRES
27
19
11
–
–
–
3
MODF
26
18
10
–
–
–
2
TDRE
25
17
–
–
9
–
1
RDRF
24
16
–
–
8
–
0
135