AT83EC5123 ATMEL Corporation, AT83EC5123 Datasheet - Page 127
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AT83EC5123
Manufacturer Part Number
AT83EC5123
Description
(AT8xx512x) Smart Card Reader ICs
Manufacturer
ATMEL Corporation
Datasheet
1.AT83EC5123.pdf
(187 pages)
- Current page: 127 of 187
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4202B–SCR–07/03
Table 94. Interrupt Enable Register 1 - IEN1 (B1h) for AT8xC5123
Reset Value = X0XX 0XXXb (Bit addressable)
Table 95. Interrupt Priority Low Register 0 - IPL0 (B8h)
Reset Value = X000 0000b (Bit addressable)
Number
Number
5 - 4
7 - 5
Bit
Bit
7
7
6
3
2
1
0
7
4
3
2
1
0
-
-
Mnemonic
Mnemonic Description
EUSB
EUSB
ESCI
PT1L
PX1L
PT0L
PX0L
PSL
Bit
Bit
6
6
-
-
-
-
-
Reserved
The value read from this bit is indeterminate. Do not change these bits.
Serial port Priority bit
Refer to PSH for priority level.
Timer 1 overflow interrupt Priority bit
Refer to PT1H for priority level.
External interrupt 1 Priority bit
Refer to PX1H for priority level.
Timer 0 overflow interrupt Priority bit
Refer to PT0H for priority level.
External interrupt 0 Priority bit
Refer to PX0H for priority level.
Description
Reserved
The value read from this bit is indeterminate. Do not change this bit.
USB Interrupt Enable bit
Cleared to disable USB interrupt .
Set to enable USB interrupt.
Reserved
The value read from this bit is indeterminate. Do not change these bits.
SCI interrupt Enable bit
Cleared to disable SCIinterrupt .
Set to enable SCI interrupt.
Reserved
The value read from this bit is indeterminate. Do not change this bit.
Reserved
The value read from this bit is indeterminate. Do not change this bit.
Reserved
The value read from this bit is indeterminate. Do not change this bit.
5
5
-
-
PSL
4
4
-
ESCI
PT1L
3
3
PX1L
2
2
AT8xC5122/23
PT0L
1
1
-
PX0L
0
0
127
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