AT89LP51RC2 Atmel Corporation, AT89LP51RC2 Datasheet - Page 233

• 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

Figure 25-11. SPI Slave Timing (CPHA = 0)
Figure 25-12. SPI Master Timing (CPHA = 1)
Figure 25-13. SPI Slave Timing (CPHA = 1)
3722A–MICRO–10/11
(CPOL = 0)
(CPOL = 1)
(CPOL = 0)
(CPOL= 1)
(CPOL = 0)
(CPOL = 1)
MISO
MOSI
MISO
MOSI
SCK
SCK
SCK
SCK
MISO
MOSI
SS
SCK
SCK
SS
SS
t
SSE
t
SOE
t
t
SHSL
SLSH
t
SCK
AT89LP51RB2/RC2/IC2 Preliminary
t
t
t
SLSH
SHSL
SR
t
SOV
t
SF
t
SOH
t
SOV
t
SF
t
SIS
t
SR
t
SIH
t
SSD
t
SOX
233