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Programmable Function Generator
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Schematic
PCB
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X1
J3
J1
U4
U9
U1
R10
Resistance
10kΩ
R6
Resistance
2kΩ
R28
Resistance
49.9Ω
R35
Resistance
4.7kΩ
R34
Resistance
4.7kΩ
R7
Resistance
10kΩ
R21
Resistance
10kΩ
U2
R17
Resistance
100Ω
R23
Resistance
10kΩ
U8
R4
Resistance
22Ω
R9
Resistance
10kΩ
R24
Resistance
2.32kΩ
R2
Resistance
5.1kΩ
R33
Resistance
150kΩ
R1
Resistance
5.1kΩ
R12
Resistance
100kΩ
R13
Resistance
100kΩ
R16
Resistance
10kΩ
R31
Resistance
4.99kΩ
R29
Resistance
1MΩ
R32
Resistance
10kΩ
R3
Resistance
22Ω
R25
Resistance
1kΩ
R26
Resistance
866Ω
R11
Resistance
10kΩ
R5
Resistance
300kΩ
R27
Resistance
95.3Ω
R8
Resistance
10kΩ
R15
Resistance
45.3kΩ
R30
Resistance
69.8kΩ
R22
Resistance
10kΩ
R14
Resistance
100kΩ
R20
Resistance
10kΩ
D1
J1 GND__1 - J1 GND
U7 GND - C30 P2
J1 GND__1 - J1 GND
U5 AGND - C7 P2
U2 GND - C4 P2
C20 P2 - R16 P2
U7 GND - C30 P2
U5 AGND - C7 P2
U7 GND - C30 P2
U2 GND - C4 P2
C20 P2 - R16 P2
U7 GND - C30 P2
U5 AGND - C7 P2
J1 GND__1 - J1 GND
U7 GND - C30 P2
U2 GND - C4 P2
U3 GND - C22 P2
J1 GND__1 - J1 GND
C20 P2 - R16 P2
U5 AGND - C7 P2
U3 GND - C22 P2
U2 GND - C4 P2
U2 GND - C4 P2
D2
U5 AGND - C7 P2
U3 GND - C22 P2
U3 GND - C22 P2
U2 GND - C4 P2
J1 GND__1 - J1 GND
U5 AGND - C7 P2
U5 AGND - C7 P2
U5 AGND - C7 P2
U7 GND - C30 P2
C20 P2 - R16 P2
U7 GND - C30 P2
C20 P2 - R16 P2
GND
C20 P2 - R16 P2
U2 GND - C4 P2
J1 GND__1 - J1 GND
U3 GND - C22 P2
J1 GND__1 - J1 GND
U3 GND - C22 P2
U2 GND - C4 P2
U7 GND - C30 P2
J1 GND__1 - J1 GND
GND
GND
U3 GND - C22 P2
GND
U5 AGND - C7 P2
GND
U2 GND - C4 P2
GND
GND
C20 P2 - R16 P2
GND
U5 AGND - C7 P2
GND
GND
GND
U5 AGND - C7 P2
U5 AGND - C7 P2
U7 GND - C30 P2
U2 GND - C4 P2
U7 GND - C30 P2
U5 AGND - C7 P2
C20 P2 - R16 P2
U3 GND - C22 P2
C20 P2 - R16 P2
U3 GND - C22 P2
J1 GND__1 - J1 GND
U2 GND - C4 P2
J1 GND__1 - J1 GND
U5 AGND - C7 P2
L3
Inductance
10uH
L1
Inductance
10uH
L2
Inductance
10uH
U7 V_{SS} - C31 P1
U1 SOURCE - C2 P1
C23
Capacitance
4.7uF
R3 P2 - U4 PA11[PA9]
R30 P2 - R31 P1
C28
Capacitance
330nF
R15 P2 - R16 P1
U1 VCC - C1 P1
U4 PA7 - U5 SDATA
C30
Capacitance
100nF
U6 A2 - R14 P1
U7 V_{SS} - C31 P1
U5 VDD - C7 P1
U8 VIN- - R26 P2
R32 P2 - R33 P1
U5 CAP/2.5V - C9 P1
U4 PA15 - U7 ~{CS}
U10 OUT 2 - R24 P1
C24
Capacitance
4.7uF
U4 VBAT - U4 VREF+
R28 P2 - R29 P1
U4 PF2-NRST - R8 P2
U6 A1 - R13 P1
U5 VDD - C7 P1
U1 SOURCE - C2 P1
U1 EN - R5 P2
J1 DN1 - J1 DN2
U1 VCC - C1 P1
U1 VCC - C1 P1
U1 SOURCE - C2 P1
J1 VBUS__1 - U1 VCC
U4 VBAT - U4 VREF+
C25
Capacitance
1uF
U1 EN - R5 P2
U7 V_{SS} - C31 P1
U3 VREF - C22 P1
U3 ~SHDN~/SS2 - R35 P2
U7 V_{SS} - C31 P1
U7 V_{DD} - C30 P1
U6 A1 - R13 P1
U5 VDD - C7 P1
X1 OUT - U5 MCLK
U9 VREFIO - C18 P1
U7 V_{DD} - C30 P1
U4 PA5 - U5 SCLK
U4 PF2-NRST - R8 P2
U6 A2 - R14 P1
U6 EN - R11 P2
C7
Capacitance
100nF
C37
Capacitance
6.8uF
U3 ~SHDN~/SS1 - R34 P2
U1 ILIMIT - R6 P1
U4 PA14-BOOT0 - R7 P1
U3 ~SHDN~/SS1 - R34 P2
U5 COMP - C10 P1
R20 P2 - R21 P2
U4 PA13 - J3 SWDIO/TMS
R20 P2 - R21 P2
C10
Capacitance
10nF
C15
Capacitance
100nF
C9
Capacitance
100nF
U7 V_{DD} - C30 P1
R22 P2 - R23 P1
R28 P2 - R29 P1
U7 V_{SS} - C31 P1
U4 PA13 - J3 SWDIO/TMS
U1 SOURCE - C2 P1
U7 V_{SS} - C31 P1
U7 V_{DD} - C30 P1
J1 DP1 - J1 DP2
U4 PA5 - U5 SCLK
U7 V_{DD} - C30 P1
U6 EN - R11 P2
C6
Capacitance
10uF
U5 VDD - C7 P1
C8
Capacitance
10uF
U7 V_{DD} - C30 P1
R32 P2 - R33 P1
U6 A2 - R14 P1
U1 SOURCE - C2 P1
J1 DN1 - J1 DN2
U6 EN - R11 P2
U7 W - U8 VIN+
U4 PA15 - U7 ~{CS}
R4 P2 - U4 PA12[PA10]
U10 OUT 2 - R24 P1
C29
Capacitance
330nF
U7 V_{SS} - C31 P1
U4 VBAT - U4 VREF+
U5 VDD - C7 P1
R3 P2 - U4 PA11[PA9]
C14
Capacitance
100nF
R15 P2 - R16 P1
C2
Capacitance
10uF
R32 P2 - R33 P1
U4 PA7 - U5 SDATA
U5 VDD - C7 P1
U5 VDD - C7 P1
U9 SPI2C - R10 P1
U6 D - R22 P1
U4 PA5 - U5 SCLK
U4 PA8 - R15 P1
U3 ~SHDN~/SS1 - R34 P2
U4 PF2-NRST - R8 P2
U7 V_{DD} - C30 P1
U1 SOURCE - C2 P1
U4 PA7 - U5 SDATA
R21 P1 - U10 OUT 1
U5 CAP/2.5V - C9 P1
C33
Capacitance
100nF
R17 P2 - C20 P1
U1 GATE - C3 P1
R30 P2 - R31 P1
J1 DP1 - J1 DP2
U7 W - U8 VIN+
U4 VBAT - U4 VREF+
R17 P2 - C20 P1
U8 VIN- - R26 P2
C4
Capacitance
1uF
U3 SW2 - L2 P2
J1 DN1 - J1 DN2
U4 PA6 - U7 SDO
C34
Capacitance
100nF
U9 VREFIO - C18 P1
U3 SW2 - L2 P2
U5 VDD - C7 P1
U7 V_{SS} - C31 P1
C32
Capacitance
100nF
U3 VREF - C22 P1
U5 VDD - C7 P1
U3 SW1 - L1 P2
U3 VREF - C22 P1
U7 V_{SS} - C31 P1
U4 PA5 - U5 SCLK
C31
Capacitance
100nF
U8 VOUT - R26 P1
R30 P2 - R31 P1
U4 VBAT - U4 VREF+
J1 DP1 - J1 DP2
C1
Capacitance
1uF
U9 VOUT - R20 P1
J1 CC2 - R2 P1
C12
Capacitance
4.7uF
U5 COMP - C10 P1
U7 V_{SS} - C31 P1
U8 VOUT - R26 P1
U1 SOURCE - C2 P1
J1 CC2 - R2 P1
U3 SW1 - L1 P2
U4 PA7 - U5 SDATA
R4 P2 - U4 PA12[PA10]
U3 ~SHDN~/SS2 - R35 P2
U4 PA14-BOOT0 - R7 P1
R22 P2 - R23 P1
U5 VOUT - R17 P1
U6 A0 - R12 P1
R32 P2 - R33 P1
U5 VDD - C7 P1
C16
Capacitance
100nF
R17 P2 - C20 P1
C25 P2 - D2 A
U9 VOUT - R20 P1
U7 V_{SS} - C31 P1
U10 -IN 2 - R24 P2
U3 SW1 - L1 P2
U10 OUT 2 - R24 P1
J1 CC1 - R1 P1
U4 PB0 - U9 ~SYNC~/A0
J1 DN1 - J1 DN2
U5 VDD - C7 P1
U6 A0 - R12 P1
U7 V_{DD} - C30 P1
J1 CC1 - R1 P1
U10 -IN 2 - R24 P2
R15 P2 - R16 P1
U4 PA4 - U5 ~FSYNC
U7 V_{DD} - C30 P1
J1 VBUS__1 - U1 VCC
C35
Capacitance
100nF
U5 VDD - C7 P1
U5 VDD - C7 P1
R20 P2 - R21 P2
R28 P2 - R29 P1
J1 CC2 - R2 P1
U6 A1 - R13 P1
U7 V_{DD} - C30 P1
J1 DP1 - J1 DP2
R21 P1 - U10 OUT 1
U4 VBAT - U4 VREF+
C25 P2 - D2 A
C26
Capacitance
47pF
U4 PA6 - U7 SDO
C18
Capacitance
150nF
C5
Capacitance
1uF
U4 PA8 - R15 P1
C25 P2 - D2 A
C20
Capacitance
1nF
C19
Capacitance
100nF
U7 V_{DD} - C30 P1
U6 A0 - R12 P1
U7 V_{SS} - C31 P1
U1 ILIMIT - R6 P1
U4 PF2-NRST - R8 P2
C11
Capacitance
100nF
U8 VOUT - R26 P1
C21
Capacitance
4.7uF
U1 GATE - C3 P1
C36
Capacitance
6.8uF
U4 PA14-BOOT0 - R7 P1
U4 VBAT - U4 VREF+
C22
Capacitance
100nF
U8 VIN- - R26 P2
U10 -IN 2 - R24 P2
U3 SW2 - L2 P2
U4 PA6 - U7 SDO
U5 VDD - C7 P1
U1 SOURCE - C2 P1
U9 SPI2C - R10 P1
U3 VREF - C22 P1
X1 OUT - U5 MCLK
U5 VOUT - R17 P1
U5 VDD - C7 P1
U5 VDD - C7 P1
U1 SOURCE - C2 P1
U6 D - R22 P1
U5 VDD - C7 P1
R22 P2 - R23 P1
C17
Capacitance
1uF
C3
Capacitance
100pF
R30 P2 - R31 P1
C13
Capacitance
100nF
U4 PB0 - U9 ~SYNC~/A0
U4 PA4 - U5 ~FSYNC
U3 ~SHDN~/SS2 - R35 P2
R21 P1 - U10 OUT 1
C27
Capacitance
22pF
U1 SOURCE - C2 P1
J1 CC1 - R1 P1
U5 VDD - C7 P1
J2
D3
U6
U3
U10
U5
U7
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