AT89C5131A-L Atmel Corporation, AT89C5131A-L Datasheet - Page 135

• Manufacturer Part Number: AT89C5131A-L
• Manufacturer: Atmel Corporation

Specifications of AT89C5131A-L

• Flash (kbytes): 32 Kbytes
• Max. Operating Frequency: 48 MHz
• Cpu: 8051-12C
• Max I/o Pins: 34
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 1
• Twi (i2c): 1
• Uart: 1
• Sram (kbytes): 1.25
• Eeprom (bytes): 1024
• Self Program Memory: API
• Operating Voltage (vcc): 3.0 to 3.6
• Timers: 4
• Isp: UART/USB
• Watchdog: Yes

Figure 71. USB Interrupt Control Block Diagram
4338F–USB–08/07
Endpoint X (X = 0..6)
UEPSTAX.0
UEPSTAX.1
UEPSTAX.6
UEPSTAX.2
UEPSTAX.3
RXOUTB0
RXOUTB1
RXSETUP
WUPCPU
USBINT.5
USBINT.4
USBINT.3
USBINT.0
STLCRC
EORINT
SOFINT
TXCMP
SPINT
EWUPCPU
USBIEN.5
USBIEN.4
USBIEN.3
USBIEN.0
EEORINT
ESOFINT
ESPINT
UEPINT.X
EPXINT
UEPIEN.X
EPXIE
EUSB
IE1.6
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