C8051F348-GQ Silicon Laboratories Inc, C8051F348-GQ Datasheet - Page 203
C8051F348-GQ
Manufacturer Part Number
C8051F348-GQ
Description
IC 8051 MCU FLASH 32K 48TQFP
Manufacturer
Silicon Laboratories Inc
Series
C8051F34xr
Specifications of C8051F348-GQ
Program Memory Type
FLASH
Program Memory Size
32KB (32K x 8)
Package / Case
48-TQFP, 48-VQFP
Core Processor
8051
Core Size
8-Bit
Speed
25MHz
Connectivity
EBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USART, USB
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
40
Ram Size
2.25K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.6 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Processor Series
C8051F3x
Core
8051
Data Bus Width
8 bit
Data Ram Size
2.25 KB
Interface Type
I2C/SMBus/SPI/UART/USB
Maximum Clock Frequency
25 MHz
Number Of Programmable I/os
40
Number Of Timers
4
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
KSK-SL-F34X, KSK-SL-TOOLSTICK, PK51, CA51, A51, ULINK2
Development Tools By Supplier
C8051F340DK
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
336-1748 - ADAPTER TOOLSTICK FOR C8051F34X
Eeprom Size
-
Data Converters
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
336-1508
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
C8051F348-GQ
Manufacturer:
Silicon Laboratories Inc
Quantity:
10 000
Company:
Part Number:
C8051F348-GQR
Manufacturer:
Silicon Laboratories Inc
Quantity:
10 000
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1000
1110
1100
Values Read
0
0
0
1
0
0
0
0
X A master START was generated.
X
0
1
A master data or address byte
was transmitted; NACK received.
A master data or address byte
was transmitted; ACK received.
A master data byte was received;
ACK requested.
Table 17.4. SMBus Status Decoding
C8051F340/1/2/3/4/5/6/7/8/9/A/B/C/D
Current SMbus State
Rev. 1.3
Load slave address + R/W
into SMB0DAT.
Set STA to restart transfer.
Abort transfer.
Load next data byte into
SMB0DAT.
End transfer with STOP.
End transfer with STOP and
start another transfer.
Send repeated START.
Switch to Master Receiver
Mode (clear SI without writ-
ing new data to SMB0DAT).
Acknowledge received byte;
Read SMB0DAT.
Send NACK to indicate last
byte, and send STOP.
Send NACK to indicate last
byte, and send STOP fol-
lowed by START.
Send ACK followed by
repeated START.
Send NACK to indicate last
byte, and send repeated
START.
Send ACK and switch to
Master Transmitter Mode
(write to SMB0DAT before
clearing SI).
Send NACK and switch to
Master Transmitter Mode
(write to SMB0DAT before
clearing SI).
Typical Response Options
0
1
0
0
1
0
1
1
1
0
1
0
0
0
0
Written
Values
0
0
1
0
1
1
0
0
0
1
1
0
0
0
0
X
X
X
X
X
X
X
X
203
1
0
0
1
0
1
0
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