XS1-U8A-128-FB217 (DIGITAL : IC25)
PIN Functions
X1D05
X1D06
X1D04
X1D53
X1D03
X1D52
X1D02
X1D51
X1D01
X1D50
X1D00
X1D49
USB_
DN
USB_
VBUS
USB_
DP
USB_
ID
X0D43/
WAKE
RST_N
VDDIO
VDDIO
ADC6
ADC7
ADC4
ADC5
AVDD
NC
ADC2
ADC3
ADC0
ADC1
NC
NC
XI/
CLK
NC
XO
VSUP
NC
NC
VDDCORE
VDDCORE
VDDCORE
PGND
PGND
PGND
SW1
SW1
VSUP
VSUP
VDD1V8
VDD1V8
VDD1V8
PGND
PGND
PGND
SW2
SW2
NC
NC
X0D22
X0D24
X0D20
X0D21
X0D18
X0D19
X0D16
X0D17
X0D14
X0D15
X0D13
X0D12
X0D11
NC
X0D10
NC
X0D01
NC
X0D00
NC
X0D35
NC
TDI
NC
TMS
DEBUG_
N
TCK
MODE[0]
TDO
MODE[1]
X1D39
MODE[2]
X1D38
MODE[3]
X1D37
MODE[4]
X1D36
VDDIO_
OUT
X1D34
X1D35
X1D32
X1D33
X1D26
X1D27
X1D24
X1D25
X1D23
X1D22
X1D70
X1D21
X1D69
X1D20
X1D68
X1D19
X1D67
X1D18
X1D66
X1D17
X1D65
X1D16
X1D64
X1D15
X1D63
X1D14
X1D62
X1D13
X1D61
X1D12
X1D58
X1D11
X1D57
X1D10
X1D56
X1D09
X1D55
X1D08
X1D54
X1D07
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
OSC_
EXT_N
GND
GND
GND
GND
GND
GND
GND
GND
NC
NC
GND
GND
GND
GND
GND
GND
GND
NC
NC
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
A
1
B
2
C
3
D
4
E
5
F
6
G
7
H
8
J
9
K
10
L
11
M
12
N
13
P
14
R
15
T
16
U
17
V
18
W
19
Module
Signal
Function
Type
Active
Properties
PU=Pull Up, PD=Pull Down, ST=Schmitt Trigger Input, OT=Output Tristate, S=Switchable
R
S
=Required for SPI boot (§
9
)
Power
GND
Digital ground
GND
—
PGND
Power ground
GND
—
SW1
DCDC1 switched output voltage
PWR
—
SW2
DCDC2 switched output voltage
PWR
—
VDD1V8
1v8 voltage supply
PWR
—
VDDCORE
Core voltage supply
PWR
—
VDDIO
Digital I/O power
PWR
—
VDDIO_OUT
Digital I/O power out
PWR
—
VSUP
Power supply (3V3/5V0)
PWR
—
Analog
ADC0
Analog input
Input
—
ADC1
Analog input
Input
—
ADC2
Analog input
Input
—
ADC3
Analog input
Input
—
ADC4
Analog input
Input
—
ADC5
Analog input
Input
—
ADC6
Analog input
Input
—
ADC7
Analog input
Input
—
AVDD
Supply and reference voltage
PWR
—
USB
USB_DN
USB Serial Data Inverted
I/O
—
USB_DP
USB Serial Data
I/O
—
USB_ID
USB Device ID (OTG) - Reserved
Output
—
USB_VBUS
USB Power Detect Pin
Input
—
Clocks
MODE[4:0]
Boot mode select
Input
—
PU, ST
OSC_EXT_N
Use Silicon Oscillator
Input
Low
ST
XI/CLK
Crystal Oscillator/Clock Input
Input
—
XO
Crystal Oscillator Output
Output
—
JTAG
DEBUG_N
Multi-chip debug
I/O
Low
PU
TCK
Test clock
Input
—
PU, ST
TDI
Test data input
Input
—
PU, ST
TDO
Test data output
Output
—
PD, OT
TMS
Test mode select
Input
—
PU, ST
Misc
RST_N
Global reset input
Input
Low
PU, ST
I/O
X0D00
P1A
0
I/O
—
PD
S
, R
S
X0D01
P1B
0
I/O
—
PD
S
, R
S
X0D10
P1C
0
I/O
—
PD
S
, R
S
X0D11
P1D
0
I/O
—
PD
S
, R
S
X0D12
P1E
0
I/O
—
PD
S
X0D13
XLB
4
out
P1F
0
I/O
—
PD
S
72