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2.2
Pin Assignment for Extended Connectors
The NuTiny-EVB-NUC123 provides the NUC123SD4AN0 target chip on board and the extended connectors (JP5, JP6,
JP7 and JP8) for LQFP 64-pin.
No
Pin Name
1
INT
PB.14/
2
PB.13
PB.12/SPISS10/
3
CLKO
PA.11/SPICLK1/
4
MOSI20/I2C1SCL
PA.10/MISO10/
5
MISO20/I2C1SDA
6
PD.8/MOSI10
7
PD.9
8
PD.10/CLKO
9
INT
PD.11/
PB.4/RXD1/
10
SPISS20/SPISS11
PB.5/TXD1
11
SPICLK2
PB.6/RTS1
12
MOSI20
PB.7/CTS1
13
MISO20
14
LDO
15
VDD
16
VSS
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No
Pin Name
17
VBUS
0
18
VDD33
19
D-
20
D+
21
PB.0/RXD0
22
PB.1/TXD0
PB.2/RTS0/
23
T2EX
PB.3/CTS0/
24
T3EX
PC.5/MOSI01/
25
1
TXD0
PC.4/MISO01/
26
RXD0
PC.3/MOSI00/
27
I2SDO
PC.2/MISO00/
28
I2SDI
PC.1/SPICLK0/
29
I2SBCLK
PC.0/SPISS00/
30
I2SLRCLK
PB.10/SPISS01/
31
TM2
PB.9/SPISS11/
32
TM1
Table 2-1 NUC123SD4AN0 LQFP 64-pin Assignment for Extended Connectors
NuTiny-SDK-NUC123 User Manual
No
Pin Name
33
VSS
PC.13/MOSI11/
34
PWM3/CLKO
PC.12/MISO11/
35
PWM2/I2SMCLK
36
PC.11/MOSI10
PC.10/MISO10
37
38
VDD
39
PC.9/SPICLK1
40
PC.8/SPISS10
PA.15/PWM3/
41
I2SMCLK/CLKO
42
VSS
43
PA.14/PWM2
44
PA.13/PWM1
45
PA.12/PWM0
46
ICE_DAT
47
ICE_CK
48
AVDD
5
No
Pin Name
PD.0/ADC0/
49
SPISS20/SPISS11
PD.1/ADC1/
50
SPICLK2/SPISS01
PD.2/ADC2/
51
MISO20/MISO01
PD.3/ADC3/
52
MOSI20/MOSI01
PD.4/ADC4/
53
MISO21
PD.5/ADC5/
54
MOSI21
INT
1
PB.15/
/
55
T0EX
56
PF.0/XT1_OUT
57
PF.1/XT1_IN
58
/RESET
59
VSS
60
VDD
PF.2/ADC6/
61
I2C0SDA/PS2DAT
PF.3/ADC7/
62
I2C0SCL/PS2CLK
63
PVSS
64
PB.8/TM0
Revision V1.0
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