C8051F305-GMR Silicon Laboratories Inc, C8051F305-GMR Datasheet - Page 129
C8051F305-GMR
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
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
C8051F305-GMR
Manufacturer:
SILICONLABS/芯科
Quantity:
20 000
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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
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