at83c5122 ATMEL Corporation, at83c5122 Datasheet - Page 160

• Manufacturer Part Number: at83c5122
• Description: At83c5123 C51 Microcontroller With Usb And Smart Card Reader Interfaces
• Manufacturer: ATMEL Corporation

Figure 100. Interrupt Control System
160
CPRES
INT0#
P5.x
MISO
MOSI
CCLK
SCK
RXD
INT1
RXD
TXD
CIO
note (1) : Not applicable to AT83C5123
D+
D-
AT8xC5122/23
OELEV
ISEL.3
CPLEV
ISEL.7
0
1
1
0
CONTROLLER
CONTROLLER
CONTROLLER
CONTROLLER
SMART CARD
INTERFACE
INTERFACE
ISEL.1
PRESEN
ISEL.0
ISEL.2
RXEN
OEEN
KBLSx
SERIAL
USB
SPI
0
1
KBFx
TCON.0
TCON.2
IT0
IT1
0
1
0
1
PRESIT
TCON.3
TCON.1
TCON.5
TCON.7
SCON.0
SCON.1
ISEL.5
KBEx
ISEL.4
RXIT
IE0
TF1
IE1
TF0
RI
TI
(1)
ESPI
IEN0.0
IEN0.1
IEN0.2
IEN0.3
IEN0.4
EKB
IEN1.0
IEN1.2
IEN1.3
IEN1.6
EUSB
ESCI
EX0
ET0
EX1
ET1
ES
Interrupt Enable
(1)
(1)
IEN0.7
EA
Priority Enable
IPH/L
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
Lowest Priority
Interrupts
Highest Priority
4202E–SCR–06/06
Interrupts