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8. Pads
Most microcontroller pins are available for further connectivity via two 1x26 rows of connection
pads on both sides of the clicker 2 for CEC1702 board. They are designed to match additional
Pads HDR2
Pads HDR1
Figure 8-1: Connecting pads schematic
VCC-3.3V VCC-3.3V
JTAG_TCK
VCC_RST
JTAG_RST
JTAG_TDI
JTAG_TDO
JTAG_TMS
VCC-3.3V
QSPI1_SCK
QSPI1_MOSI
QSPI1_MISO
QSPI1_CS
INT1
GPIO113
GPIO050
GPIO051
PWM0
PWM1
PWM4
PWM5
GPIO047
GPIO046
VCI_OUT
BGPO0
GPIO163
GPIO162
INT2
GPIO032
GPIO031
GPIO040
INT0
INT3
GPIO026
GPIO021
GPIO120
GPIO107
GPIO140
GPIO165
GPIO156
GPIO157
GPIO045
GPIO020
PWM10
GPIO135
GPIO171
GPIO170
GPIO225
GPIO127
UART_RX
UART_TX
SPI0_MISO
SPI0_SCK
SPI0_MOSI
SPI0_CS
I2C02_SCL
I2C02_SDA
I2C3_SCL
I2C3_SDA
GPIO013
GPIO012
ADC0
ADC1
ADC2
ADC3
GPIO204
C11
0.1µF
C12
1µF
C3
0.1µF
C4
0.1µF
C5
0.1µF
C6
0.1µF
C13
10pF
C34
10pF
Y1
32.768kHz
VCC-3.3V
C1
0.1µF
C2
0.1µF
LDO3V3
R64
100
VT
R_
PL
L
VTR_PLL
LDO3V3
VCC-3.3V
VCC-3.3V
VCC-3.3V
VCC-3.3V
SHD_SIO0
SHD_SIO2
SHD_SIO1
SHD_SIO3
SHD_CS0
SHD_SCK
C38
22µF
BGPO0
B1
GPIO001/PWM4
J6
GPIO002/PWM5
J5
GPIO003/I2C0_SDA/SPIO0_CS#
A3
GPIO004/I2C0_SCL/SPIO0_MOSI
B2
GPIO007/I2C3_SDA
B5
GPIO010/I2C3_SCL
A8
GPIO012/I2C7_SDA/TOUT3
K1
GPIO013/I2C7_SCL/TOUT2
J2
GPIO016/GPTP-IN7/QSPI0_IO3/IC3
K2
GPIO017/GPTP-IN5/KSI0
J7
GPIO020/KSI1
J3
GPIO021/KSI2
J4
GPIO026/TIN1/KSI3
K9
GPIO027/TIN2/KSI4
J10
GPIO030/TIN3/KSI5
G7
GPIO031/KSI6
J8
GPIO032/KSI7
H5
GPIO034/RC-ID1/SPI0_CLK
G4
GPIO036/RC-ID2/SPI0_MISO
F10
GPIO040/KSO0
K8
GPIO045/KSO1
C5
GPIO046/KSO2
C9
GPIO047/KSO3
B8
GPIO050/FAN_TACH0/GTACH0
F3
GPIO051/FAN_TACH1/GTACH1
E2
GPIO053/PWM0/GPWM0
K10
GPIO054/PWM1/GPWM1
J9
GPIO055/PWM2/QSPI0_CS#
K7
GPIO056/PWM3/QSPI0_CLK
K6
GPIO104/UART0_TX
D9
GPIO105/UART0_RX
E9
GPIO107/KSO04
H9
GPIO112/KSO05
G9
GPIO113/KSO06
G10
GPIO120/KSO07
H10
GPIO121/QSPI1_IO0/KSO08
D10
GPIO122/QSPI1_IO1/KSO09
B10
GPIO124/QSPI1_CS#/KSO11
C10
GPIO125/GTP-OUT5/QSPI1_CLK/KSO12
A10
GPIO127/UART0_CTS#
C6
GPIO134/PWM10/UART1_RTS#
E10
GPIO135/UART1_CTS#
E7
GPIO140/ICT5
H6
GPIO145/I2C09_SDA/JTAG_TDI
C2
GPIO146/I2C09_SCL/JTAG_TDO
B6
GPIO147/I2C08_SDA/JTAG_CLK
A7
GPIO150/I2C08_SCL/JTAG_TMS
B3
GPIO154/I2C02_SDA
A9
GPIO155/I2C02_SCL
B7
GPIO156/LED0
D7
GPIO157/LED1
B9
GPIO162/VCI_IN1#
A5
GPIO163/VCI_IN0#
B4
GPIO165/32KHZ_IN/CTOUT0
A6
GPIO170/TFCLK/UART1_TX
F9
GPIO171/TFDATA/UART1_RX(JTAG_STRAP)
F8
GPIO200/ADC00
F2
GPIO201/ADC01
G2
GPIO202/ADC02
H2
GPIO203/ADC03
G1
GPIO204/ADC04
H1
GPIO223/QSPI0_IO0
K5
GPIO224/QSPI0_IO1
K3
GPIO225/UART0_RTS#
D6
GPIO227/QSPI0_IO2
K4
JTAG_RST#
E8
RE
SE
T#
D2
VB
AT
D5
VCI_OUT
A1
VR
_C
AP
F1
VREF_ADC
E3
VS
S1
E4
VS
S2
F7
VSS_ADC
J1
VSS_ANALOG
D4
VF
LT
_P
LL
D1
VT
R1
G6
VT
R2
G5
VTR_ANALOG
F4
VT
R_
PL
L
C1
VT
R_
RE
G
E1
XTAL1
A4
XTAL2
A2
PS2 Interface
JTAG
FAN PWM & TACH
BC-LINK
VCI
GPIO
XTAL
ANALOG
I2C
SPI
UART
GPIO
U1
CEC1702-84
UART
I2C
VCC_RST
NC
NC
PWM
UART_RX
UART_TX
PWM0
PWM1
PWM4
PWM5
PWM10
GPIO047
GPIO127
GPIO046
GPIO171
GPIO170
GPIO021
4
5
6
1
2
3
9
10
11
7
8
12
13
14
15
18
19
20
16
17
21
22
26
23
24
25
HDR2
GPIO045
I2C02_SCL
I2C02_SDA
GPIO165
GPIO013
GPIO012
VCC-3.3V
HDR-GPIO050
AN
VCC-3.3V
VSYS
INT
SP
ADC0
ADC1
ADC2
ADC3
BGPO0
GPIO163
GPIO162
GPIO120
GPIO140
GPIO107
GPIO020
VCI_OUT
4
5
6
1
2
3
9
10
11
7
8
12
13
14
15
18
19
20
16
17
21
22
26
23
24
25
HDR1
QSPI1_MOSI
QSPI1_MISO
QSPI1_SCK
QSPI1_CS
INT0
INT1
INT2
INT3
GPIO156
GPIO157
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