AT89C5122D-PSTUM Atmel, AT89C5122D-PSTUM Datasheet - Page 158

• Manufacturer Part Number: AT89C5122D-PSTUM
• Description: IC 8051 MCU FLASH 32K 64QFN
• Manufacturer: Atmel
• Series: 89Cr

Specifications of AT89C5122D-PSTUM

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 48MHz
• Connectivity: SmartCard, SPI, UART/USART, USB
• Peripherals: LED, POR, WDT
• Number Of I /o: 46
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-QFN
• For Use With: AT89STK-10 - KIT EVAL APPL MASS STORAGEAT89STK-03 - KIT STARTER FOR MCU AT8XC5122/23
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -

Figure 99. Interrupt Control System
158
CPRES
INT0#
P5.x
MISO
MOSI
CCLK
SCK
INT1
RXD
RXD
TXD
CIO
note (1) : Not applicable to AT83C5123
D+
D-
AT83R5122, 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
SERIAL
KBLSx
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
KBEx
ISEL.5
ISEL.4
RXIT
IE0
IE1
TF1
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
4202F–SCR–07/2008
Interrupts