AT89LP51RC2 Atmel Corporation, AT89LP51RC2 Datasheet - Page 202

• Manufacturer Part Number: AT89LP51RC2
• Manufacturer: Atmel Corporation

Specifications of AT89LP51RC2

• Flash (kbytes): 32 Kbytes
• Max. Operating Frequency: 20 MHz
• Cpu: 8051-1C
• Max I/o Pins: 42
• Spi: 1
• Twi (i2c): 1
• Uart: 1
• Adc Channels: 7
• Adc Resolution (bits): 10
• Adc Speed (ksps): 153.8
• Sram (kbytes): 1.375
• Self Program Memory: API
• Operating Voltage (vcc): 2.4 to 5.5
• Timers: 4
• Isp: SPI/OCD/UART
• Watchdog: Yes

202
AT89LP51RB2/RC2/IC2 Preliminary
Number
2-0
Bit
7
6
5
4
3
Mnemonic
XRAM
LB2-0
BLJB
OSC
Bit
X2
-
Description
X2 Mode
Programmed (‘0’ value) to force X2 mode after reset.
Unprogrammed (‘1’ Value) to force X1 mode after reset (Default).
Boot Loader Jump Bit
Unprogrammed (‘1’ value) to start the user’s application on next reset at address 0000h.
Programmed (‘0’ value) to start the boot loader at address F800h on next reset (Default).
Oscillator Bit
Programmed to allow oscillator B at startup
Unprogrammed this bit to allow oscillator A at startup (Default).
Reserved
XRAM config bit (only programmable by programmer tools)
Programmed to inhibit XRAM.
Unprogrammed, this bit to valid XRAM (Default).
User Memory Lock Bits (only programmable by programmer tools)
See
Table 24-14
3722A–MICRO–10/11