U31
C2
Capacitance
100nF
GPIO0
GPIO21
C4
Capacitance
100nF
EXTERNAL FLASH CIRCUIT
GPIO5
C14
Capacitance
27pF
User LED for blinking and testing the board
GPIO4
GPIO16
SWD
GPIO3
Cl = 2(Ccap_load - Cstray)
GPIO14
GPIO29/ADC3
+3V3
GND
C12
Capacitance
100nF
GPIO20
GPIO17
C13
Capacitance
27pF
GPIO18
USB_DM
C1
Capacitance
100nF
C8 Should be close to pin 44 of RP2040
MICROCONTROLLER
GPIO22
C10
Capacitance
100nF
GPIO11
GPIO19
C26
Capacitance
100nF
GPIO9
USB_DP
SWCLK
C11 Should be close to pin 45 of RP2040
GPIO27/ADC1
GPIO23
C9
Capacitance
100nF
GPIO28/ADC2
C5
Capacitance
100nF
C6
Capacitance
100nF
C25
Capacitance
100nF
C11
Capacitance
1uF
GPIO2
C8
Capacitance
1uF
GPIO8
C3
Capacitance
100nF
GPIO1
GPIO12
GPIO6
C7
Capacitance
100nF
GPIO10
GPIO24
GPIO25/ADC0
RUN
GPIO15
GPIO13
GPIO7
D2
Color
Green
R19
Resistance
1k5 Ω
SW1
R4
Resistance
1kΩ
R18
Resistance
1kΩ
R3
Resistance
10kΩ
R2
Resistance
47kΩ
R1
Resistance
47kΩ
U1
U2
Not Recommended for New Designs
Y1
RP2040 Template
bryan