C8051F120DK データシートの表示（PDF） - Silicon Laboratories
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C8051F120DK Datasheet PDF : 13 Pages
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C8051F12x-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 C8051F120 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 6 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.
Pin #
A-1
A-2
A-3
A-4
A-5
A-6
A-7
A-8
A-9
A-10
A-11
A-12
A-13
A-14
A-15
A-16
A-17
A-18
A-19
A-20
A-21
A-22
A-23
A-24
A-25
A-26
A-27
A-28
A-29
A-30
A-31
A-32
Description
+3 VD2 (+3.3 VDC)
MONEN
P1.5
P1.2
P2.7
P2.4
P2.1
P3.6
P3.3
P3.0
P0.5
P0.2
P7.7
P7.4
P7.1
P6.6
P6.3
P6.0
P5.5
P5.2
P4.7
P4.4
P4.1
TCK
/RST
AGND (Analog Gnd)
CP1-
CP0+
VREF0
AIN0.6
AIN0.3
AIN0.0
Table 6. J24 Pin Descriptions
Pin #
B-1
B-2
B-3
B-4
B-5
B-6
B-7
B-8
B-9
B-10
B-11
B-12
B-13
B-14
B-15
B-16
B-17
B-18
B-19
B-20
B-21
B-22
B-23
B-24
B-25
B-26
B-27
B-28
B-29
B-30
B-31
B-32
Description
DGND (Digital Gnd)
P1.7
P1.4
P1.1
P2.6
P2.3
P2.0
P3.5
P3.2
P0.7
P0.4
P0.1
P7.6
P7.3
P7.0
P6.5
P6.2
P5.7
P5.4
P5.1
P4.6
P4.3
P4.0
TDI
DGND (Digital Gnd)
DAC1
CP1+
VREF
VREF1
AIN0.5
AIN0.2
AGND (Analog Gnd)
Pin #
C-1
C-2
C-3
C-4
C-5
C-6
C-7
C-8
C-9
C-10
C-11
C-12
C-13
C-14
C-15
C-16
C-17
C-18
C-19
C-20
C-21
C-22
C-23
C-24
C-25
C-26
C-27
C-28
C-29
C-30
C-31
C-32
Description
XTAL1
P1.6
P1.3
P1.0
P2.5
P2.2
P3.7
P3.4
P3.1
P0.6
P0.3
P0.0
P7.5
P7.2
P6.7
P6.4
P6.1
P5.6
P5.3
P5.0
P4.5
P4.2
TMS
TDO
VUNREG
DAC0
CP0-
VREFD
AIN0.7
AIN0.4
AIN0.1
AV+ (+3.3 VDC Analog)
Rev. 0.7
9
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