AT89LP51RC2 Atmel Corporation, AT89LP51RC2 Datasheet - Page 202
AT89LP51RC2
Manufacturer Part Number
AT89LP51RC2
Description
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
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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
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