AT89C5132 Atmel Corporation, AT89C5132 Datasheet - Page 138

• 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 20-5. Format and States in the Slave Receiver Mode
138
Reception of the own slave
address and one or more
data Bytes.
All are acknowledged
Last data Byte received
is not acknowledged
Arbitration lost as master and
addressed as slave
Reception of the general call
address and one or more data Bytes
Last data Byte received
is not acknowledged
Arbitration lost as master and
addressed as slave by general call
AT89C5132
From master to slave
From slave to master
S
General Call
SLA
Data
W
nnh
60h
68h
70h
78h
A
A
A
A
A
Data
Data
Any number of data Bytes and their associated
acknowledge bits
This number (contained in SSSTA) corresponds
to a defined state of the TWI bus
80h
90h
A
A
Data
Data
80h
88h
90h
98h
A
A
A
A
P or S
P or S
P or S
P or S
A0h
A0h
4173E–USB–09/07