AT89LP2052 Atmel Corporation, AT89LP2052 Datasheet - Page 81

• Manufacturer Part Number: AT89LP2052
• Manufacturer: Atmel Corporation

Specifications of AT89LP2052

• Flash (kbytes): 2 Kbytes
• Max. Operating Frequency: 20 MHz
• Cpu: 8051-1C
• Max I/o Pins: 15
• Spi: 1
• Uart: 1
• Sram (kbytes): 0.25
• Operating Voltage (vcc): 2.4 to 5.5
• Timers: 2
• Isp: SPI
• Watchdog: Yes

Figure 24-1. SPI Master Timing (CPHA = 0)
Figure 24-2. SPI Slave Timing (CPHA = 0)
Figure 24-3. SPI Master Timing (CPHA = 1)
3547J–MICRO–10/09
(CPOL = 0)
(CPOL= 1)
(CPOL = 0)
(CPOL = 1)
(CPOL = 0)
(CPOL = 1)
MISO
MOSI
SCK
SCK
MISO
MOSI
MISO
MOSI
SCK
SCK
SCK
SCK
SS
SS
SS
t
SSE
t
SOE
t
t
t
SHSL
SLSH
t
SHSL
SLSH
t
SCK
t
SCK
t
t
t
t
SHSL
t
SLSH
SHSL
SLSH
SR
t
SR
t
SOH
t
SOV
t
SF
t
SOH
t
SOV
t
SOV
t
t
SF
SF
t
SIS
t
t
SIS
SR
AT89LP2052/LP4052
t
SIH
t
SIH
t
SSD
t
SOX
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