C8051F330DR Silicon Labs, C8051F330DR Datasheet - Page 148

• Manufacturer Part Number: C8051F330DR
• Description: 8-bit Microcontrollers - MCU 8kB 10ADC
• Manufacturer: Silicon Labs

Specifications of C8051F330DR

• Product Category: 8-bit Microcontrollers - MCU
• Core: 8051
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 25 MHz
• Program Memory Size: 8 KB
• Data Ram Size: 768 B
• On-chip Adc: No
• Operating Supply Voltage: 2.7 V to 3.6 V
• Package / Case: QFN-20
• Mounting Style: SMD/SMT
• Data Rom Size: 128 B
• Interface Type: I2C, SPI, UART
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 17
• Number Of Timers: 4
• On-chip Dac: No
• Processor Series: C8051
• Program Memory Type: Flash
• Factory Pack Quantity: 1500
• Supply Voltage - Max: 3.6 V
• Supply Voltage - Min: 2.7 V

C8051F330/1/2/3/4/5
152
0100
0101
0010
0010
0001
0000
Values Read
0
0
0
0
1
1
0
1
0
0
1
1
X
0
0
1
0
1
1
1
0
1
0
1
X
X
X
X
X
X
X
X
X
X
0
1
Current SMbus State
A slave byte was transmitted;
NACK received.
A slave byte was transmitted;
ACK received.
A Slave byte was transmitted;
error detected.
detected while a Slave Transmis-
sion was in progress.
A slave address was received;
ACK requested.
Lost arbitration as master; slave
address received; ACK
requested.
Lost arbitration while attempting a
repeated START.
Lost arbitration while attempting a
STOP.
A STOP was detected while
addressed as a Slave Transmitter
or Slave Receiver.
Lost arbitration due to a detected
STOP.
A slave byte was received; ACK
requested.
Lost arbitration while transmitting
a data byte as master.
An illegal STOP or bus error was
Table 15.4. SMBus Status Decoding
Rev. 1.7
Typical Response Options
No action required (expect-
ing STOP condition).
Load SMB0DAT with next
data byte to transmit.
No action required (expect-
ing Master to end transfer).
Clear STO.
Acknowledge received
address.
Do not acknowledge
received address.
Acknowledge received
address.
Do not acknowledge
received address.
Reschedule failed transfer;
do not acknowledge received
address.
Abort failed transfer.
Reschedule failed transfer.
No action required (transfer
complete/aborted).
Clear STO.
Abort transfer.
Reschedule failed transfer.
Acknowledge received byte;
Read SMB0DAT.
Do not acknowledge
received byte.
Abort failed transfer.
Reschedule failed transfer.
0
0
0
0
0
0
0
0
1
0
1
0
0
0
1
0
0
0
1
Written
Values
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
X
X
X
X
1
0
1
0
0
X
X
0
X
X
X
1
0
0
0