AT89C5130A-M Atmel Corporation, AT89C5130A-M Datasheet - Page 82

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AT89C5130A-M

Manufacturer Part Number
AT89C5130A-M
Description
Manufacturer
Atmel Corporation
Datasheets

Specifications of AT89C5130A-M

Flash (kbytes)
16 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
82
AT89C5130A/31A-M
Reset Value = X000 0000b
Bit addressable
Table 16-4.
IPH0 - Interrupt Priority High Register (B7h)
Number
Bit
7
6
5
4
3
2
1
0
7
-
Mnemonic
IPH0 Register
PPCL
PX1L
PX0L
PT2L
PT1L
PT0L
PPCH
PSL
Bit
-
6
Description
Reserved
The value read from this bit is indeterminate. Do not set this bit.
PCA interrupt Priority bit
Refer to PPCH for priority level.
Timer 2 overflow interrupt Priority bit
Refer to PT2H for priority level.
Serial port Priority bit
Refer to PSH for priority level.
Timer 1 overflow interrupt Priority bit
Refer to PT1H for priority level.
External interrupt 1 Priority bit
Refer to PX1H for priority level.
Timer 0 overflow interrupt Priority bit
Refer to PT0H for priority level.
External interrupt 0 Priority bit
Refer to PX0H for priority level.
PT2H
5
PSH
4
PT1H
3
PX1H
2
PT0H
1
4337K–USB–04/08
PX0H
0

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