AT89C5132 Atmel Corporation, AT89C5132 Datasheet - Page 36

• Manufacturer Part Number: AT89C5132
• Manufacturer: Atmel Corporation

Specifications of AT89C5132

• Flash (kbytes): 64 Kbytes
• Max. Operating Frequency: 20 MHz
• Cpu: 8051-12C
• Max I/o Pins: 44
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 1
• Uart: 1
• Adc Channels: 2
• Adc Resolution (bits): 10
• Adc Speed (ksps): 22.7
• Sram (kbytes): 2.25
• Self Program Memory: API
• Operating Voltage (vcc): 2.7 to 3.6
• Timers: 2
• Isp: UART/USB
• Watchdog: Yes

Figure 10-1. Interrupt Control System
36
AT89C5132
MCMD
AIN1:0
KIN3:0
MDAT
MCLK
INT0
INT1
RXD
SDA
SCK
TXD
SCL
SO
D+
D-
SI
Interrupt 0
Interrupt 1
Controller
Controller
Controller
Controller
Converter
Keyboard
Two-wire
Interface
External
External
Timer 0
Timer 1
A to D
Audio
Serial
MMC
USB
Port
SPI
EMMC
EAUD
EADC
EUSB
IEN0.0
IEN0.1
IEN0.2
IEN0.3
IEN0.4
IEN0.6
IEN1.0
IEN1.1
ESPI
IEN1.2
IEN1.3
IEN1.4
IEN1.6
EI2C
EKB
EX0
EX1
ET0
ET1
Interrupt Enable
ES
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
00
01
10
11
00
01
10
11
00
01
10
11
Lowest Priority Interrupts
Highest
Priority
Interrupts
4173E–USB–09/07