C8051F305-GMR Silicon Laboratories Inc, C8051F305-GMR Datasheet - Page 129

• Manufacturer Part Number: C8051F305-GMR
• Description: IC 8051 MCU 2K FLASH 11QFN
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F30xr

Specifications of C8051F305-GMR

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: SMBus (2-Wire/I²C), UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 8
• Program Memory Size: 2KB (2K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 11-VQFN
• For Use With: 336-1444 - ADAPTER PROGRAM TOOLSTICK F300
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -

0010
0010
0001
0000
Values Read
1
1
0
1
0
0
1
1
0
1
1
1
0
1
0
1
Table 13.4. SMBus Status Decoding (Continued)
X A slave address was received;
X Lost arbitration as master; slave
X Lost arbitration while attempting a
X Lost arbitration while attempting a
X A STOP was detected while
X Lost arbitration due to a detected
X A slave byte was received; ACK
X
ACK requested.
address received; ACK
requested.
repeated START.
STOP.
addressed as a Slave Transmitter
or Slave Receiver.
STOP.
requested.
Lost arbitration while transmitting
a data byte as master.
Current SMbus State
Rev. 2.9
Acknowledge received
address (received slave
address match, R/W bit =
READ).
Do not acknowledge
received address.
Acknowledge received
address, and switch to trans-
mitter mode (received slave
address match, R/W bit =
WRITE); see
for procedure.
Acknowledge received
address (received slave
address match, R/W bit =
READ).
Do not acknowledge
received address.
Acknowledge received
address, and switch to trans-
mitter mode (received slave
address match, R/W bit =
WRITE); see
for procedure.
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.
Typical Response Options
C8051F300/1/2/3/4/5
Section 13.5.4
Section 13.5.4
1
0
0
0
0
0
0
1
0
1
0
0
0
1
0
0
0
Written
Values
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
X
X
X
X
X
1
0
1
1
0
1
0
0
1
0
0
129