AT89C5131A-M Atmel Corporation, AT89C5131A-M Datasheet - Page 141
AT89C5131A-M
Manufacturer Part Number
AT89C5131A-M
Description
Manufacturer
Atmel Corporation
Datasheets
1.AT89C5130A-M.pdf
(188 pages)
2.AT89C5130A-M.pdf
(4 pages)
3.AT89C5130A-M.pdf
(34 pages)
Specifications of AT89C5131A-M
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)
2.7 to 5.5
Timers
4
Isp
UART/USB
Watchdog
Yes
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4337K–USB–04/08
Table 21-5.
Reset Value = 10h
Bit Number
7-6
7
-
5
4
3
2
1
0
Bit Mnemonic
USBIEN Register
USBIEN (S:BEh)
USB Global Interrupt Enable Register
EWUPCPU
EEORINT
ESOFINT
ESPINT
6
-
-
-
-
EWUPCPU
Description
Reserved
The value read from these bits is always 0. Do not set these bits.
Enable Wake Up CPU Interrupt
Set this bit to enable Wake Up CPU Interrupt.
(S:BEh) USB Global Interrupt Enable Register” on page
Clear this bit to disable Wake Up CPU Interrupt.
Enable End Of Reset Interrupt
Set this bit to enable End Of Reset Interrupt.
(S:BEh) USB Global Interrupt Enable Register” on page
reset.
Clear this bit to disable End Of Reset Interrupt.
Enable SOF Interrupt
Set this bit to enable SOF Interrupt.
Global Interrupt Enable Register” on page
Clear this bit to disable SOF Interrupt.
Reserved
The value read from these bits is always 0. Do not set these bits.
Enable Suspend Interrupt
Set this bit to enable Suspend Interrupts (see the
(S:BEh) USB Global Interrupt Enable Register” on page
Clear this bit to disable Suspend Interrupts.
5
EEORINT
4
ESOFINT
3
(See “USBIEN Register USBIEN (S:BEh) USB
AT89C5130A/31A-M
141.).
(See “USBIEN Register USBIEN
(See “USBIEN Register USBIEN
2
-
“USBIEN Register USBIEN
141.)
141.). This bit is set after
141).
1
-
ESPINT
0
141
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