AT89LP3240 Atmel Corporation, AT89LP3240 Datasheet - Page 90

• Manufacturer Part Number: AT89LP3240
• Manufacturer: Atmel Corporation

Specifications of AT89LP3240

• Flash (kbytes): 32 Kbytes
• Max. Operating Frequency: 20 MHz
• Cpu: 8051-1C
• Max I/o Pins: 38
• Spi: 1
• Twi (i2c): 1
• Uart: 1
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 153.8
• Sram (kbytes): 4.25
• Eeprom (bytes): 8192
• Self Program Memory: IAP
• Operating Voltage (vcc): 2.4 to 3.6
• Timers: 3
• Isp: SPI/OCD
• Watchdog: Yes

Figure 16-1. Serial Port Mode 0
90
SEND
SHIFT
RXD
TXD
TI
RI
RECEIVE
SHIFT
RXD
TXD
(SHIFT CLOCK)
(SHIFT CLOCK)
OVERFLOW
(DATA OUT)
(DATA IN)
TIMER 1
WRITE TO SBUF
WRITE TO SCON (CLEAR RI)
AT89LP3240/6440
TB8
SMOD1
1
÷2
÷2
0
0
f
osc
1
“1“
INTERNAL BUS
INTERNAL BUS
SM2
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