mcHF QRP Transceiver UI board

mcHF QRP Transceiver UI board. 0.2. 4/8/2014. \\tsclient\C\Projects\mcHF\pcb\ui\Schematics\ui_main.SchDoc. Date: File: Revision: Sheet of. PD0. PD1. PD2.
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1

2

3

RF board interface and USB ui_conn.SchDoc

A

PA2 PA3 PA4 PA5 PA6 PA7 PA8 PA9 PA10 PA11 PA12 PA13 PA14

PA2 PA3 PA4 PA5 PA6 PA7 PA8 PA9 PA10 PA11 PA12 PA13 PA14

PB1 PB6 PB7 PB14 PB15

Front panel user controls ui_front.SchDoc PE0 PE1 NRST PC2_O PC3_O PB13_O

AUDIO_IN_Q AUDIO_IN_I AUDIO_OUT_Q AUDIO_OUT_I

PE0 PE1

PA0 PA1

NRST

PB0 PB2 PB3 PB4 PB5 PB8 PB9 PB12 PB13

PC2_O PC3_O PB13_O AUDIO_IN_Q AUDIO_IN_I AUDIO_OUT_Q AUDIO_OUT_I

PC0 PC1 PC2 PC3 PC4 PC5 PC6 PC7 PC13 PC14 PC15

PB1 PB6 PB7 PB14 PB15

PC8 PC13

PC8 PC13

B Codec and audio switching ui_audio.SchDoc PA15 PA15

PC2_O PC3_O PB13_O PE0

PB1 PB10 PB11

PB1 PB10 PB11

PC9 PC10 PC11 PC12

PC9 PC10 PC11 PC12

4

AUDIO_IN_Q AUDIO_IN_I AUDIO_OUT_Q AUDIO_OUT_I

PE0 AUDIO_IN_Q AUDIO_IN_I

PA0 PA1 PB0 PB2 PB3 PB4 PB5 PB8 PB9 PB12 PB13 PC0 PC1 PC2 PC3 PC4 PC5 PC6 PC7 PC13 PC14 PC15 PC2_O PC3_O PB13_O

Mcu, power and clocks ui_mcup.SchDoc PD0 PD1 PD2 PD3 PD4 PD5 PD6 PD7 PD8 PD9 PD10 PD11 PD12 PD13 PD14 PD15 PE2 PE3 PE4 PE5 PE6 PE7 PE8 PE9 PE10 PE11 PE12 PE13 PE14 PE15

PD0 PD1 PD2 PD3 PD4 PD5 PD6 PD7 PD8 PD9 PD10 PD11 PD12 PD13 PD14 PD15

PA0 PA1 PA2 PA3 PA4 PA5 PA6 PA7 PA8 PA9 PA10 PA11 PA12 PA13 PA14 PA15

PE2 PE3 PE4 PE5 PE6 PE7 PE8 PE9 PE10 PE11 PE12 PE13 PE14 PE15

PB0 PB1 PB2 PB3 PB4 PB5 PB6 PB7 PB8 PB9 PB10 PB11 PB12 PB13 PB14 PB15

AUDIO_OUT_Q AUDIO_OUT_I

PC0 PC1 PC2 PC3 PC4 PC5 PC6 PC7 PC8 PC9 PC10 PC11 PC12 PC13 PC14 PC15

C

PA0 PA1 PA2 PA3 PA4 PA5 PA6 PA7 PA8 PA9 PA10 PA11 PA12 PA13 PA14 PA15

PD0 PD1 PD2 PD3 PD4 PD5 PD6 PD7 PD8 PD9 PD10 PD11 PD12 PD13 PD14 PD15

PB0 PB1 PB2 PB3 PB4 PB5 PB6 PB7 PB8 PB9 PB10 PB11 PB12 PB13 PB14 PB15

PE0 PE1 PE2 PE3 PE4 PE5 PE6 PE7 PE8 PE9 PE10 PE11 PE12 PE13 PE14 PE15

PC0 PC1 PC2 PC3 PC4 PC5 PC6 PC7 PC8 PC9 PC10 PC11 PC12 PC13 PC14 PC15

NRST

PD0 PD1 PD2 PD3 PD4 PD5 PD6 PD7 PD8 PD9 PD10 PD11 PD12 PD13 PD14 PD15

A

PE0 PE1 PE2 PE3 PE4 PE5 PE6 PE7 PE8 PE9 PE10 PE11 PE12 PE13 PE14 PE15

B

NRST

C

D

D

mcHF QRP Transceiver UI board

Pin usage and interconnect

Date: 4/8/2014 Revision: 0.2 Sheet 1 of 5 File: \\tsclient\C\Projects\mcHF\pcb\ui\Schematics\ui_main.SchDoc 1

2

3

4

K Atanassov M0NKA

2

3

4

C4

5

P0U105

1nF

6

P0U106

SDIN

P0U107

CSB

P0C301 P0C302

8

C3

1nF

1nF SPA

J1 P0J101 P0J103

P0C502

C5 1uF P0C501

P0J105

Line Out

P0C602

C9 1uF P0C902 P0C901

10 C6 1uF P0C601

11

B J2

LINEIN_L LINEIN_R

P0J201 P0J203

9

P0J205

MCLK

P0R2002

24

R21 P0R2101

P0R2102

23

R22 P0R2201

P0R2202

P0U1024

DACLRC

SCLK

P0U1023

ADCDAT ADCLRC

22

HPVDD

21

MODE P0U1020

P0U109

LHPOUT

LLINEIN P0U1019

P0U1010

RHPOUT

RLINEIN

20

HPGND

19

12 P0U1012 LOUT

MICBIAS

13 P0U1013 ROUT

VMID

P0U1017

17 16

P0U1016

15

P0U1015

AGND

P0C801

Analog supply P0C802

470nF

A_Q_IN

AUDIO_IN_Q

C23 100nF

4.7K C26

470nF

UI_3V3

C27 220

2P0U302

C29 1uF 4P0U304 P0C2902 P0C2901

C38 1nF

P0C3801 P0C3802

3P0U203 R3 1K

In+

4 P0U204 GND LM386M-1

P0C2802 P0C2801

P0C3901 P0C3902

Bypass Vs Vout

8 7

P0U207

6

P0R401

P7

B UI_3V3 14

P0U3014

1E

13

2Z

4E

2Y

4Y

2E

4Z

3E

3Z

Vss

3Y

12

P0U3012

11

C30 1uF

P0U3011

P0C3001 P0C3002

10

P0U3010

9

P0U309

C31 8

P0U308

Input Switch

P0C3101 P0C3102

470nF

C28 220

C

C32 220uF

UI_3V3 C33 100nF

PB1

UI_8V

Paddle Dah

4.7K

C25 10uF

Enable IQ input

P0U206

5

P0R1201

Enable LINEIN input

P0U208

P0U205

P0R1001

P0R1202

1Z

C34 220uF

PTT

R13 P0R1302

P0C3401 P0C3402

C35 47nF

P0Q102

In-

P0R1002

P0U3013

C39 10uF P0C3301 P0C3302

2P0U202

Gain

R10 4.7K R12

Vcc

P0R1301P0Q101

S Q1 NDS356AP

4.7K R14 4.7K

P0R1502

Mic/Phones

P0R301

P0J40S

R2 2.2K

Gain

1Y

74HC4066

P0R1401

P0J40R

1P0U201

Speaker Amp

PB11

U3

3P0U303

P0R1402

P0J40B

U2

PB10

LINEIN_R

C24 100nF

6P0U306

P0C3201 P0C3202

P0R302 P0R201

P0J40T

2 1

P0R1101

C13 10uF

P0R402 P0C3501 P0C3502

SPA

1nF

J4

D

P0R1102

5P0U305

1nF MIC_IN

C37

Mic

PE0

C22 10uF

C36

P0R202

R1 47K

P0C3702 P0C3701

P0J305

Phones

4.7K R11

4.7uH

P0C3602 P0C3601

P0R102 P0R101

Mic in PTT on

P0J303

I2C2_SDA

PC9

A_Q_IN

C P0J301

C11 100nF

C12 10uF

P0RFC102

100

7P0U307

Audio analog interface

J3

C10 100nF

P0RFC101 P0C1302 P0C1301

A_I_IN

AUDIO_IN_I

C8

I2C2_SCL

A_I_IN 1P0U301 P0C2601 P0C2602

RFC1 P0C1202 P0C1201

470nF

AUDIO_OUT_Q

WM8731

100

LINEIN_L P0R901

P0R902

C19 P0C1901 P0C1902 1uF C20 C21 P0C2001 P0C2002 P0C2102 P0C2101 1uF 220 R8 MIC_IN P0R801 P0R802 680

18

MICIN

Input Clock

Control interface

R9

C18 P0C1801 P0C1802 1uF

P0U1018

P0U1011

100

CSB = 0, dev addr = 0x1A MODE = 0, I2C selected This mode is WP8731 and TLV320AIC23 compatible

P0U1022

P0U1021

P0U108

P0C1101 P0C1102

P0C702

P0C1001 P0C1002

P0C701

P0C1702 P0C1701

R20 P0R2001

C7 AUDIO_OUT_I

P0C1602 P0C1601

25

P0U1025

DACDAT

14 P0U1014 AVDD

Audio In/Out

A

R7 4.7K

P0C2702 P0C2701

P0C101

7

C1

C17 10uF

P0C2501 P0C2502

P0U104

P0C102

1nF

XTO

4 P0C402 P0C401

P0C202 P0C201

C2

26

P0U1026

R6 4.7K

UI_3V3

P0C2401 P0C2402

DCVDD

P0R701

CLKOUT

3 P0U103 BCLK

Digital audio interface

27

P0U1027

P0U102

100 P0R1902

C14 C15 C16 100nF 100nF 10uF

P0R702

R19 P0R1901

Line In

DGND

P0R1802

2

PC11

DBVDD

100

28

P0U1028

P0U101

P0C2301 P0C2302

R18 P0R1801

A

P0C1401 P0C1402

100

P0R1702

1

PA15

Audio Codec

P0R601

R17 P0R1701

U1

P0R602

PC12

100 P0R1602

P0C2202 P0C2201

PC10

R16 P0R1601

P0C1501 P0C1502

Digital supply

P0R1501P0Q103

1

R4 10

R15 4.7K

add 1nF in parallel to R3!!!

P0P702

D

P0P701

Speaker

mcHF QRP Transceiver UI board Revision: 0.2

Codec and audio switching

Date: 4/8/2014 Sheet 2 of 5 File: \\tsclient\C\Projects\mcHF\pcb\ui\Schematics\ui_audio.SchDoc 1

2

3

4

K Atanassov M0NKA

1

2

3

4

P1 AUDIO_OUT_Q AUDIO_OUT_I A

AUDIO_IN_Q AUDIO_IN_I

GND Exciter Q in Exciter I in Demod Q out Demod I out GND DAC0 DAC1 ADC3 ADC2 ADC1 Paddle Dah Paddle Dit PTT On PowerDown BAND0 BAND1 BAND2 Power Button OPT0 OPT1 OPT2 SCL SDA GND MCU 3V Supply Soft controlled 3V Supply Soft controlled 5V Supply Soft controlled 8V Supply GND

Exciter Q in Exciter I in Demod Q out Demod I out

Quadrature audio DAC0 DAC1

PA4 PA5

ADC3 ADC2 ADC1

PA2 PA3 PA6

Analog control Dah Dit

PE0 PE1

Paddles input B

PTT On PowerDown

PB1 PC8 PA7 PA8 PA10 PC13 PC2_O PC3_O PB13_O PA9 NRST PA13 PA14

BAND0 BAND1 BAND2 Power Button OPT0 OPT1 OPT2 Debug Print RESET SW_DIO SW_CLK

Speaker amp supply USB and LCD supply Codec and audio supply

P0P804 P0P803 P0P802 P0P801

B

RF Board Interface

P8 4 3 2 1

A

Header 30

Digital control C

1 P0P102 2 P0P103 3 P0P104 4 P0P105 5 P0P106 6 P0P107 7 P0P108 8 P0P109 9 P0P1010 10 P0P1011 11 P0P1012 12 P0P1013 13 P0P1014 14 P0P1015 15 P0P1016 16 P0P1017 17 P0P1018 18 P0P1019 19 P0P1020 20 P0P1021 21 P0P1022 22 P0P1023 23 P0P1024 24 P0P1025 25 P0P1026 26 P0P1027 27 P0P1028 28 P0P1029 29 P0P1030 30 P0P101

SW_CLK SW_DIO RESET Debug Print

Always on MCU supply

UI_8V UI_5V UI_3V3

C

UI_3V_MCU

UI Board Power Supply

Service Service Connector PB6 PB7

SCL SDA J11 SI570 I2C control

7P0J1107 GND 6P0J1106 GND 5P0J1105 GND

J10 6P0J1006 GND 5P0J1005 GND 1P0J1001 GND

D

PB15 PB14

OTG_HS_DP OTG_HS_DM USB Host port

2 D+ 3 P0J1003 DP0J1002

UI_5V

4

P0J1004

4

P0J1104

PA11 PA12

OTG_FS_DM OTG_FS_DP DFU USB Device port

5V

Usb Host

ID

2 D3 P0J1103 D+

P0J1102

1

P0J1101

D

5V

Usb Dfu

mcHF QRP Transceiver UI board

RF board interface and USB

Date: 4/8/2014 Revision: 0.2 Sheet 3 of 5 File: \\tsclient\C\Projects\mcHF\pcb\ui\Schematics\ui_conn.SchDoc 1

2

3

4

K Atanassov M0NKA

1

2

C50

P0C5202 P0C5201

47nF C53

P0S302

BUTTON_M2

47nF C54

P0S402

BUTTON_BNDM

47nF C55

P0S502

BUTTON_G4

47nF C56

P0S602

BUTTON_M3

P0S702

BUTTON_STEPM

P0S802

BUTTON_STEPP

P0S902

BUTTON_M1

P0S1002

BUTTON_F3

P0S1101

P0S1102

BUTTON_F1

P0S1202

BUTTON_F2

P0S1302

BUTTON_F4

P0S1402

BUTTON_BNDP

P0S1502

BUTTON_F5

D

P0S1602

BUTTON_G1

POWER

I

P0R3001 P0R3101 P0R3201

A

P0R3502

PB4 PB5

PC6 PC7

PD2

C67

47nF C59

PC14

47nF C60

47nF C61

47nF C62

47nF C63

47nF C64

47nF C65

47nF C66

P0S1702

47nF

P0R3501

P0R3402

P0R3302

R30 0 P0R3002 R31 0 P0R3102 R32 0 P0R3202

PB4 PB5

PB4

P0E10A

A

R35 0 SCK MISO MOSI

PA0 PA1

PC6 PC7 PD12 PD13

1 P0E301 GND 2 P0E302 GND

I

A

PA0

P0E30A

C71 P0C7101 P0C7102

1nF C68

1nF C72

P0C6801 P0C6802

PD0 PD1 PD2 PD3 PD4 PD5 PD7 PD8 PD9 PD10 PD11 PD14 PD15

D2 D3 Backlight Reset RD WR CSA D15 D16 D17 RS D0 D1

PE7 PE8 PE9 PE10 PE11 PE12 PE13 PE14 PE15

D4 D5 D6 D7 D10 D11 D12 D13 D14

PD0 PD1 PD2 PD3 PD4 PD5 PD7 PD8 PD9 PD10 PD11 PD14 PD15

B

PE7 PE8 PE9 PE10 PE11 PE12 PE13 PE14 PE15

P0C7201 P0C7202

PC15

CP0E10C GND

Q

B

1nF

P0E10B

PB5

ALPS-EC12E2420404

Q

B

P0E30B

PA1

PB0 PB2 PB3 PB8

E4

1P0E201 GND 2P0E202 GND

I

A

PD12

P0E20A

C69

1 P0E401 GND 2 P0E402 GND

I

A

PE2

C73 P0C7301 P0C7302

1nF C70

Q

B

1nF

P0E20B

ALPS-EC12E2420404

P0C7401 P0C7402

PD13

C P0E40C GND

Q

B

P0E40B

1nF

PB0 PB2 PB3 PB8

PC0 PC1 PC4 PC5 PC13 PC14 PC15

1nF C74

P0C7001 P0C7002

CP0E20C GND

PC6

P0E40A

P0C6901 P0C6902

PE3

1nF

ALPS-EC12E2420404

E2 PD6

C P0E30C GND

PC7

ALPS-EC12E2420404 PD6

PD6

PB2 LD1 GREEN PE5

P0LD102

P0LD101 P0R3601

680

R36 LD2 RED PE6

P0LD202

PB9 PB12

R37

P0LD201 P0R3701

PE2 PE3 PE4 PE5 PE6

P0R3602

P0R3702

PE2 PE3 PE4 PE5 PE6 Buttons Interface

D

LED Interface

680

mcHF QRP Transceiver UI board PC13

2

3

C

PC0 PC1 PC4 PC5 PC13 PC14 PC15

Front panel user controls

Date: 4/8/2014 Revision: 0.2 Sheet 4 of 5 File: \\tsclient\C\Projects\mcHF\pcb\ui\Schematics\ui_front.SchDoc 1

PB13 PC2 PC3

LCD Interface

P0C6602 P0C6601

S17 P0S1701

PE13 PE14 PE11

P0C6701 P0C6702

P0C6502 P0C6501

S16 P0S1601

R34 0

E3

1P0E101 GND 2P0E102 GND

P0C6402 P0C6401

S15 P0S1501

PC5

R33 0

Install

PA0 PA1

E1

P0C6302 P0C6301

S14 P0S1401

Hold BOOT1 high on reset

Encoders Interface

P0C6202 P0C6201

S13 P0S1301

4.7K

PD14 PD15 PD0 PD1 PE7 PE8 PE9 PE10

PD12 PD13

P0C6102 P0C6101

S12 P0S1201

47nF C58

UI_3V_MCU

P0R3801

PC4

P0C6002 P0C6001

S11 C

47nF C57

P0C5902 P0C5901

S10 P0S1001

P0R3802

P0C5802 P0C5801

S9 P0S901

PE11 PE12 PE13 PE14 PE15 PD8 PD9 PD10 PD7 PD11 PD5 PD4 PD3

PC2_O PC3_O PB13_O

R38

PB2

HY28AB

P0C5702 P0C5701

S8 P0S801

PC1

21 OUT_3V P0LCD1022 22 GND P0LCD1023 23 D0 P0LCD1024 24 D1 P0LCD1025 25 D2 P0LCD1026 26 D3 P0LCD1027 27 D4 P0LCD1028 28 D5 P0LCD1029 29 D6 P0LCD1030 30 D7 P0LCD1031 31 NCP0LCD1032 32 TP_CS P0LCD1033 33 TP_SCKP0LCD1034 34 TP_SDI P0LCD1035 35 TP_SDO P0LCD1036 36 TP_IRQ P0LCD1037 37 NC P0LCD1038 38 NC P0LCD1039 39 GND P0LCD1040 40 BL_CTRL P0LCD1021

P0C5602 P0C5601

S7 P0S701

PC0

P0C5502 P0C5501

S6 B

PB0

P0C5402 P0C5401

S5

P0S601

PB3

P0C5302 P0C5301

S4

P0S501

PE4

1 5V 2P0LCD102 GND 3 P0LCD103 D10/SCKB 4 P0LCD104 D11/CSB 5 P0LCD105 D12/SDOB 6 P0LCD106 D13/SDIB 7P0LCD107 D14 8P0LCD108 D15 9P0LCD109 D16 10 P0LCD1010 D17 11 P0LCD1011 CSA 12 P0LCD1012 RS 13 P0LCD1013 WR 14 P0LCD1014 RD 15P0LCD1015 RESET 16 P0LCD1016 NC 17 P0LCD1017 NC 18 P0LCD1018 NC 19P0LCD1019 GND 20P0LCD1020 IN_3V P0LCD101

RF board SPI Option

P0R3401

47nF C52

P0S202

S3

P0S401

PB8

P0C5102 P0C5101

BUTTON_G2

P0S301

Optional

P0R3301

47nF C51

P0S102

S2 P0S201

UI_5V LCD1

BUTTON_G3 A

4

P0C5002 P0C5001

S1 P0S101

3

4

K Atanassov M0NKA

1

2

3

4

CPU Power

UI_3V_MCU

NRST Bootmode select P6

U4A

PB0 PB1 PB2 PB3 PB4 PB5 PB6 PB7 PB8 PB9 PB10 PB11 PB12 PB13 PB14 PB15

35P0U4035 PB0 36P0U4036 PB1 37P0U4037 PB2 89P0U4089 PB3 90P0U4090 PB4 91P0U4091 PB5 92P0U4092 PB6 93P0U4093 PB7 95P0U4095 PB8 96P0U4096 PB9 47P0U4047 PB10 48P0U4048 PB11 51P0U4051 PB12 52P0U4052 PB13 53P0U4053 PB14 54P0U4054 PB15

PE0 PE1 PE2 PE3 PE4 PE5 PE6 PE7 PE8 PE9 PE10 PE11 PE12 PE13 PE14 PE15

97 P0U4098 98 P0U401 1 P0U402 2 P0U403 3 P0U404 4 P0U405 5 P0U4038 38 P0U4039 39 P0U4040 40 P0U4041 41 P0U4042 42 P0U4043 43 P0U4044 44 P0U4045 45 P0U4046 46

PD0 PD1 PD2 PD3 PD4 PD5 PD6 PD7 PD8 PD9 PD10 PD11 PD12 PD13 PD14 PD15

P0P602

A

P0P601

DFU Mode

P0RFC201

R41 47 P0R4101 P0R4102

P0RFC202

P0C8101 P0C8102

RFC2

P0C8001 P0C8002

B0 (BOOT0), B1(PB2) C80 100nF

R40 1K P0R4002

U4B

P0R4001

14 P0U4014 NRST 94 P0U4094 BOOT0 (VPP ) 99 P0U4099 PDR_ON 21 P0U4021 VREF+

C81 1uF

C82 1uF

P0C8401 P0C8402

P0C8302 P0C8301

P0C8202 P0C8201

4.7uH

C83 1uF

6 P0U406 VBAT 22 P0U4022 VDDA 20 P0U4020 VSSA C84 100nF

100P0U40100 VDD 75P0U4075 VDD 50P0U4050 VDD 28P0U4028 VDD 19P0U4019 VDD 11P0U4011 VDD 27 P0U4027 VSS_4 74P0U4074 VSS 10P0U4010 VSS

C87 100nF

C88 100nF

C89 100nF

P0C9001 P0C9002

C86 100nF

P0C8901 P0C8902

C85 100nF

P0C8801 P0C8802

PE0 PE1 PE2 PE3 PE4 PE5 PE6 PE7 PE8 PE9 PE10 PE11 PE12 PE13 PE14 PE15

P0C8701 P0C8702

P0U4097

C90 100nF

C91 P0C9101 P0C9102

2.2uF

73 49

C92 13 12

P0C9201 P0C9202

C93

2.2uF

15P0U4015 PC0 16P0U4016 PC1 17P0U4017 PC2 18P0U4018 PC3 33P0U4033 PC4 34P0U4034 PC5 63P0U4063 PC6 64P0U4064 PC7 65P0U4065 PC8 66P0U4066 PC9 78P0U4078 PC10 79P0U4079 PC11 80P0U4080 PC12 7 P0U407 PC13 8 P0U408 PC14 9 P0U409 PC15

C94 P0C9401 P0C9402

20pF

Y1 16Mhz

P0R4301

P0U4073

VCAP_2 VCAP_1

P0U4049

P0U4013

PH1 (OSC_OUT) P0U4012 PH0 (OSC_IN )

P0R4302

R43 0

P0R4402

20pF

B

STM32F40x-VG (LQFP100)

R42 220 P0R4201 P0R4202

P0C9301 P0C9302 P0Y102 P0Y101

PC0 PC1 PC2 PC3 PC4 PC5 PC6 PC7 PC8 PC9 PC10 PC11 PC12 PC13 PC14 PC15

81 P0U4082 82 P0U4083 83 P0U4084 84 P0U4085 85 P0U4086 86 P0U4087 87 P0U4088 88 P0U4055 55 P0U4056 56 P0U4057 57 P0U4058 58 P0U4059 59 P0U4060 60 P0U4061 61 P0U4062 62

2 1

Optional

R44 0

C U5 1P0U501

NC

3P0U503 OUT

GND VCC

2

P0U502

4

P0U504

P0C9501 P0C9502

PD0 PD1 PD2 PD3 PD4 PD5 PD6 PD7 PD8 PD9 PD10 PD11 PD12 PD13 PD14 PD15

P0R4401

C

23P0U4023 PA0 24P0U4024 PA1 25P0U4025 PA2 26P0U4026 PA3 29P0U4029 PA4 30P0U4030 PA5 31P0U4031 PA6 32P0U4032 PA7 67P0U4067 PA8 68P0U4068 PA9 69P0U4069 PA10 70P0U4070 PA11 71P0U4071 PA12 72P0U4072 PA13 76P0U4076 PA14 77P0U4077 PA15

P0C8601 P0C8602

B

PA0 PA1 PA2 PA3 PA4 PA5 PA6 PA7 PA8 PA9 PA10 PA11 PA12 PA13 PA14 PA15

P0U4081

P0C8501 P0C8502

A

Flash - B0 = 0, B1 = x Rom - B0 = 1, B1 = 0

FOX924B-16.000

STM32F40x-VG (LQFP100)

RFC3 P0RFC301

P0RFC302

UI_3V_MCU

4.7uH C95 100nF

Default - 16Mhz TCXO

D

D

mcHF QRP Transceiver UI board Revision: 0.2

Mcu, power and clocks

Date: 4/8/2014 Sheet 5 of 5 File: \\tsclient\C\Projects\mcHF\pcb\ui\Schematics\ui_mcup.SchDoc 1

2

3

4

K Atanassov M0NKA