AT89C5132 Atmel Corporation, AT89C5132 Datasheet - Page 84

• 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 16-2. (Multiple) Block Read Operation
Figure 16-3. Sequential Write Operation
Figure 16-4. (Multiple) Block Write Operation
Figure 16-5. No Response and No Data Operation
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MCMD
MDAT
AT89C5132
MCMD
MDAT
MCMD
MDAT
Command
Command
Command
Figure 16-1. Sequential Read Operation
As shown in Figure 16-3 and Figure 16-4 the data write operation uses a simple busy signalling
of the write operation duration on the data line (MDAT).
MCMD
MDAT
Block Read Operation
Response
MCMD
MDAT
Response
Block Write Operation
Response
Command
Data Block
Multiple Block Read Operation
No Response Operation
Data Block CRC
Command
Data Transfer Operation
CRC
Multiple Block Write Operation
Response
Data Block CRC Data Block CRC
Data Transfer Operation
Status
Data Stream
Busy
Command
No Data Operation
Data Stream
Data Block CRC
Response
Stop Command
Stop Command
Command
Command
Data Stop Operation
Data Stop Operation
Stop Command
Command
Stop Command
Command
Data Stop Operation
Data Stop Operation
Response
Status
Response
Busy
Busy
Response
Response
4173E–USB–09/07