PSF21150 INFINEON [Infineon Technologies AG], PSF21150 Datasheet - Page 216

• Manufacturer Part Number: PSF21150
• Description: IPAC-X ISDN PC ADAPTER CIRCUIT
• Manufacturer: INFINEON [Infineon Technologies AG]

4.4.13
Value after reset: 00
ASTI
For general information please refer to
ACKxy ... Acknowledge Synchronous Transfer Interrupt
After an STIxy interrupt the microcontroller has to acknowledge the interrupt by setting
the corresponding ACKxy bit to “1”.
4.4.14
Value after reset: FF
MSTI
For the MSTI register the following logical states are applied:
0: Interrupt is not masked
1: Interrupt is masked
For general information please refer to
STOVxy ... Synchronous Transfer Overflow for STIxy
Mask bits for the corresponding STOVxy interrupt bits.
STIxy ... Synchronous Transfer Interrupt xy
Mask bits for the corresponding STIxy interrupt bits.
Data Sheet
7
7
STOV
ASTI - Acknowledge Synchronous Transfer Interrupt
MSTI - Mask Synchronous Transfer Interrupt
21
0
STOV
H
H
20
0
STOV
11
0
STOV
10
0
Chapter
Chapter
216
ACK
STI
21
21
3.7.1.1.
3.7.1.1.
ACK
STI
20
20
Detailed Register Description
ACK
STI
11
11
0
0
ACK
STI
10
10
PSB 21150
PSF 21150
RD/WR (59)
2000-07-21
WR (58)