C8051F411-GMR Silicon Laboratories Inc, C8051F411-GMR Datasheet - Page 217
C8051F411-GMR
Manufacturer Part Number
C8051F411-GMR
Description
Microcontrollers (MCU) 50 MIPS 32KB 12ADC RTCLOCK 28 PIN MCU
Manufacturer
Silicon Laboratories Inc
Datasheet
1.C8051F410DK.pdf
(270 pages)
Specifications of C8051F411-GMR
Processor Series
C8051F4x
Core
8051
Data Bus Width
8 bit
Program Memory Type
Flash
Program Memory Size
32 KB
Data Ram Size
2.25 KB
Interface Type
I2C, SMBus, SPI, UART
Maximum Clock Frequency
50 MHz
Number Of Programmable I/os
20
Number Of Timers
4
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Package / Case
QFN
3rd Party Development Tools
PK51, CA51, A51, ULINK2
Development Tools By Supplier
C8051F410DK
Minimum Operating Temperature
- 40 C
On-chip Adc
12 bit, 20 Channel
On-chip Dac
12 bit, 2 Channel
Package
28QFN EP
Device Core
8051
Family Name
C8051F41x
Maximum Speed
50 MHz
Ram Size
2.25 KB
Operating Supply Voltage
1.8|2.5|3.3|5 V
Operating Temperature
-40 to 85 °C
Lead Free Status / Rohs Status
Details
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
C8051F411-GMR
Manufacturer:
SiliconL
Quantity:
3 000
Part Number:
C8051F411-GMR
Manufacturer:
SILICON LABS/芯科
Quantity:
20 000
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23. Enhanced Serial Peripheral Interface (SPI0)
The Serial Peripheral Interface (SPI0) provides access to a flexible, full-duplex synchronous serial bus.
SPI0 can operate as a master or slave device in both 3-wire or 4-wire modes, and supports multiple mas-
ters and slaves on a single SPI bus. The slave-select (NSS) signal can be configured as an input to select
SPI0 in slave mode, or to disable Master Mode operation in a multi-master environment, avoiding conten-
tion on the SPI bus when more than one master attempts simultaneous data transfers. NSS can also be
configured as a chip-select output in master mode, or disabled for 3-wire operation. Additional general pur-
pose port I/O pins can be used to select multiple slave devices in master mode.
SYSCLK
Clock Divide
SPI0CKR
SFR Bus
SPI0DAT
Logic
Write
Transmit Data Buffer
Receive Data Buffer
Figure 23.1. SPI Block Diagram
7
6
Shift Register
5
SPI CONTROL LOGIC
4
3
Data Path
2
SFR Bus
SPI0CFG
Control
SPI0DAT
1
SPI0DAT
Read
0
Rev. 1.1
Tx Data
Rx Data
Pin Interface
Control
Control
Logic
Pin
SPI0CN
MOSI
MISO
SCK
NSS
C8051F410/1/2/3
O
C
R
S
S
B
A
R
SPI IRQ
Port I/O
217
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