C8051F040-DK View Datasheet(PDF) - Silicon Laboratories
Part Name
Description
Manufacturer
C8051F040-DK Datasheet PDF : 15 Pages
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C8051F04x-DK
6.9. Expansion I/O Connector (J24)
The 96-pin expansion I/O connector J24 is used to connect daughter boards to the main target board. J24 provides
access to many C8051F040 signal pins. Pins for +3 V, digital ground, analog ground and the unregulated power
supply (VUNREG) are also available. The VUNREG pin is connected directly to the unregulated +V pin of the P1
power connector. See Table 7 for a complete list of pins available at J24.
The J24 socket connector is manufactured by Hirose Electronic Co. Ltd, part number PCN13-96S-2.54DS, Digi-
Key part number H7096-ND. The corresponding plug connector is also manufactured by Hirose Electronic Co. Ltd,
part number PCN10-96P-2.54DS, Digi-Key part number H5096-ND.
Table 7. J24 Pin Descriptions
Pin # Description
A-1 +3 VD2 (+3.3 VDC)
A-2
MONEN
A-3
P1.5
A-4
P1.2
A-5
P2.7
A-6
P2.4
A-7
P2.1
A-8
P3.6
A-9
P3.3
A-10
P3.0
A-11
P0.5
A-12
P0.2
A-13
P7.7
A-14
P7.4
A-15
P7.1
A-16
P6.6
A-17
P6.3
A-18
P6.0
A-19
P5.5
A-20
P5.2
A-21
P4.7
A-22
P4.4
A-23
P4.1
A-24
TCK
A-25
/RST
A-26 AGND (Analog Gnd)
A-27
CANRX
A-28
A-29
VREF0
A-30
HVAIN+
A-31
AIN0.3
A-32
AIN0.0
Pin # Description
B-1 DGND (Digital Gnd)
B-2
P1.7
B-3
P1.4
B-4
P1.1
B-5
P2.6
B-6
P2.3
B-7
P2.0
B-8
P3.5
B-9
P3.2
B-10
P0.7
B-11
P0.4
B-12
P0.1
B-13
P7.6
B-14
P7.3
B-15
P7.0
B-16
P6.5
B-17
P6.2
B-18
P5.7
B-19
P5.4
B-20
P5.1
B-21
P4.6
B-22
P4.3
B-23
P4.0
B-24
TDI
B-25 DGND (Digital Gnd)
B-26
DAC1
B-27
CANTX
B-28
VREF
B-29
VREF2
B-30
HVCAP
B-31
AIN0.2
B-32 AGND (Analog Gnd)
Pin # Description
C-1
XTAL1
C-2
P1.6
C-3
P1.3
C-4
P1.0
C-5
P2.5
C-6
P2.2
C-7
P3.7
C-8
P3.4
C-9
P3.1
C-10
P0.6
C-11
P0.3
C-12
P0.0
C-13
P7.5
C-14
P7.2
C-15
P6.7
C-16
P6.4
C-17
P6.1
C-18
P5.6
C-19
P5.3
C-20
P5.0
C-21
P4.5
C-22
P4.2
C-23
TMS
C-24
TDO
C-25
VUNREG
C-26
DAC0
C-27
C-28
VREFD
C-29
HVAIN-
C-30
HVREF
C-31
AIN0.1
C-32 AV+ (+3.3 VDC Analog)
Rev. 0.6
11
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