C8051F302 Silicon Laboratories Inc, C8051F302 Datasheet - Page 121

• Manufacturer Part Number: C8051F302
• Description: IC 8051 MCU 8K FLASH 11MLP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F30xr

Specifications of C8051F302

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: SMBus (2-Wire/I²C), UART/USART
• Peripherals: POR, PWM, Temp Sensor, WDT
• Number Of I /o: 8
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 8x8b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 11-VQFN
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: I2C, SMBus, UART
• Maximum Clock Frequency: 25 MHz
• Number Of Programmable I/os: 8
• Number Of Timers: 16 bit
• Operating Supply Voltage: 2.7 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8 bit
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: No

0010
0010
0001
0000
VALUES READ
1
1
0
1
0
0
1
1
0
1
1
1
0
1
0
1
X
X
X
X
X
X
X
X
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 an
addressed 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.
CURRENT SMBUS STATE
Table 13.4. SMBus Status Decoding
Rev. 2.3
Acknowledge received address
(received slave address match,
R/W bit = READ).
Do not acknowledge received
address.
Acknowledge received address,
and switch to transmitter mode
(received slave address match,
R/W bit = WRITE); see
13.5.4
Acknowledge received address
(received slave address match,
R/W bit = READ).
Do not acknowledge received
address.
Acknowledge received address,
and switch to transmitter mode
(received slave address match,
R/W bit = WRITE); see
13.5.4
Reschedule failed transfer; do
not acknowledge received
address
Abort failed transfer.
Reschedule failed transfer.
No action required (transfer
complete/aborted).
No action required (transfer
complete).
Abort transfer.
Reschedule failed transfer.
Acknowledge received byte;
Read SMB0DAT.
Do not acknowledge received
byte.
Abort failed transfer.
Reschedule failed transfer.
TYPICAL RESPONSE
C8051F300/1/2/3/4/5
for procedure.
for procedure.
OPTIONS
Section
Section
WRITTEN
0
0
0
0
0
0
1
0
1
0
0
0
1
0
0
0
1
VALUES
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
121
X
X
X
X
X
1
0
1
1
0
1
0
0
1
0
0
0