C8051F540-TB Silicon Laboratories Inc, C8051F540-TB Datasheet - Page 239

• Manufacturer Part Number: C8051F540-TB
• Description: BOARD PROTOTYPE W/C8051F540
• Manufacturer: Silicon Laboratories Inc
• Type: MCUr

Specifications of C8051F540-TB

• Contents: Board
• Processor To Be Evaluated: C8051F54x
• Processor Series: C8051F54x
• Interface Type: USB
• Operating Supply Voltage: 5 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: C8051F54x
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 336-1672

This mode allows software to determine the external oscillator frequency when an RC network or capacitor
is used to generate the clock source.
External Clock / 8
SYSCLK / 12
External Clock / 8
SYSCLK
Figure 23.6. Timer 2 External Oscillator Capture Mode Block Diagram
T2XCLK
0
1
T
M
H
3
M
T
3
L
CKCON
M
H
T
2
M
T
2
L
0
1
M
T
1
M
T
0
S
C
A
1
TF2CEN
S
C
A
0
TR2
Rev. 1.1
Capture
TCLK
TMR2RLL TMR2RLH
TMR2L
TMR2H
C8051F54x
T2SPLIT
TF2LEN
TF2CEN
T2XCLK
TF2H
TF2L
TR2
Interrupt
239