AT89C5130A-M Atmel Corporation, AT89C5130A-M Datasheet - Page 55

• Manufacturer Part Number: AT89C5130A-M
• Manufacturer: Atmel Corporation

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

4337K–USB–04/08
It is possible to use Timer 2 as a baud rate generator and a clock generator simultaneously. For
this configuration, the baud rates and clock frequencies are not independent since both func-
tions use the values in the RCAP2H and RCAP2L registers.
Figure 13-2. Clock-out Mode C/T2 = 0
T2EX
F
CLK PERIPH
T2
T2CON
EXEN2
Q
Toggle
T2CON
TR2
D
AT89C5130A/31A-M
T2CON
RCAP2L
EXF2
(8-bit)
(8-bit)
TL2
T2MOD
T2OE
RCAP2H
(8-bit)
(8-bit)
TH2
INTERRUPT
Timer 2
OVERFLOW
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