TOOLSTICK540DC Silicon Laboratories Inc, TOOLSTICK540DC Datasheet - Page 136

• Manufacturer Part Number: TOOLSTICK540DC
• Description: DAUGHTER CARD TOOLSTICK F540
• Manufacturer: Silicon Laboratories Inc
• Series: ToolStickr
• Type: MCUr

Specifications of TOOLSTICK540DC

• Contents: Daughter Card
• Processor To Be Evaluated: C8051F54x
• Processor Series: C8051F54x
• Interface Type: USB
• Operating Supply Voltage: 2.7 V to 3.6 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: C8051F54x
• For Use With: 336-1345 - TOOLSTICK BASE ADAPTER336-1182 - ADAPTER USB DEBUG FOR C8051FXXX
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 336-1717

C8051F54x
SFR Definition 17.1. CLKSEL: Clock Select
SFR Address = 0x8F; SFR Page = 0x0F;
136
Name
Reset
7:2
1:0
Bit
Type
Bit
CLKSL[1:0] System Clock Source Select Bits.
Unused
Name
R
7
0
Read = 000000b; Write = Don’t Care
00: SYSCLK derived from the Internal Oscillator and scaled per the IFCN bits in reg-
ister OSCICN.
01: SYSCLK derived from the External Oscillator circuit.
10: SYSCLK derived from the Clock Multiplier.
11: reserved.
R
6
0
R
5
0
Rev. 1.1
R
4
0
Function
R
3
0
R
2
0
1
0
CLKSL[1:0]
R/W
0
0