T-8110L AGERE [Agere Systems], T-8110L Datasheet - Page 93

• Manufacturer Part Number: T-8110L
• Manufacturer: AGERE [Agere Systems]

February 2004
Agere Systems Inc.
10 Error Reporting and Interrupt Control
10.1 Interrupt Control Registers
10.1.2 Interrupts Via External GP[7:0] (continued)
10.1.2.2 GPIO Edge/Level and GPIO Polarity Registers
The GPIO edge/level and GPIO polarity registers control how interrupts are interpreted on the GP[7:0] signals
(negative edge, positive edge, low level, or high level).
Table 77. GPIO Edge/Level and GPIO Polarity Registers
10.1.3 Interrupts Via Internal System Errors
Table 78. System Error Interrupt Assignments
Address
0x00607 GPIO Polar-
System Interrupt Bit
Byte
SYS15
SYS14
SYS13
SYS12
SYS10
SYS11
SYS9
SYS8
SYS7
SYS6
SYS5
SYS4
SYS3
SYS2
SYS1
SYS0
ity
Name
Clock failsafe indicator.
Clock fallback indicator.
Reserved.
Reserved.
Reserved.
Reserved.
Reserved.
Reserved.
Reserved.
Reserved.
Reserved.
Reserved.
Reserved.
Reserved.
Reserved.
Reserved.
Bit(s) Mnemonic
7
6
5
4
3
2
1
0
IG7SB
IG6SB
IG5SB
IG4SB
IG3SB
IG2SB
IG1SB
IF0SB
(continued)
Value
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
(continued)
GP7 interrupts are negative edge or low level (default).
GP7 interrupts are positive edge or high level.
GP6 interrupts are negative edge or low level (default).
GP6 interrupts are positive edge or high level.
GP5 interrupts are negative edge or low level (default).
GP5 interrupts are positive edge or high level.
GP4 interrupts are negative edge or low level (default).
GP4 interrupts are positive edge or high level.
GP3 interrupts are negative edge or low level (default).
GP3 interrupts are positive edge or high level.
GP2 interrupts are negative edge or low level (default).
GP2 interrupts are positive edge or high level.
GP1 interrupts are negative edge or low level (default).
GP1 interrupts are positive edge or high level.
GP0 interrupts are negative edge or low level (default).
GP0 interrupts are positive edge or high level.
Ambassador T8110L H.100/H.110 Switch
Description
Function
93