AT89C5132 Atmel Corporation, AT89C5132 Datasheet - Page 7

• Manufacturer Part Number: AT89C5132
• Manufacturer: Atmel Corporation

Specifications of AT89C5132

• Flash (kbytes): 64 Kbytes
• Max. Operating Frequency: 20 MHz
• Cpu: 8051-12C
• Max I/o Pins: 44
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 1
• Uart: 1
• Adc Channels: 2
• Adc Resolution (bits): 10
• Adc Speed (ksps): 22.7
• Sram (kbytes): 2.25
• Self Program Memory: API
• Operating Voltage (vcc): 2.7 to 3.6
• Timers: 2
• Isp: UART/USB
• Watchdog: Yes

Figure 2. Boot Process Algorithm
4256B–USB–03/06
Application
Standard Init
ENBOOT = 0
FCON = F0h
PC = 0000h
User’s
Prog Cond Init
FCON = 00h?
Bootloader
ENBOOT = 1
Hard Cond?
Prog Cond?
FCON = F0h
User Boot?
SBV < F0h?
PC = F000h
BLJB = P?
Hard Init?
ISP# = L?
RESET
User’s
AT89C5132
Hard Cond Init
ENBOOT = 1
Bootloader
FCON = 00h
PC = F000h
Atmel’s
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