TOOLSTICK540DC Silicon Laboratories Inc, TOOLSTICK540DC Datasheet - Page 82

DAUGHTER CARD TOOLSTICK F540

TOOLSTICK540DC

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 10.3. SP: Stack Pointer
SFR Address = 0x81; SFR Page = All Pages
SFR Definition 10.4. ACC: Accumulator
SFR Address = 0xE0; SFR Page = All Pages; Bit-Addressable
SFR Definition 10.5. B: B Register
SFR Address = 0xF0; SFR Page = All Pages; Bit-Addressable
82
Name
Reset
Name
Reset
Name
Reset
7:0
7:0
7:0
Bit
Bit
Bit
Type
Type
Type
Bit
Bit
Bit
ACC[7:0]
SP[7:0]
Name
Name
Name
B[7:0]
7
0
7
0
7
0
Stack Pointer.
The Stack Pointer holds the location of the top of the stack. The stack pointer is incre-
mented before every PUSH operation. The SP register defaults to 0x07 after reset.
Accumulator.
This register is the accumulator for arithmetic operations.
B Register.
This register serves as a second accumulator for certain arithmetic operations.
6
0
6
0
6
0
5
0
5
0
5
0
Rev. 1.1
4
0
4
0
4
0
ACC[7:0]
SP[7:0]
B[7:0]
R/W
R/W
R/W
Function
Function
Function
3
0
3
0
3
0
2
1
2
0
2
0
1
1
1
0
1
0
0
1
0
0
0
0

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