USB connector & protection USB isolation External clock

C1
VUSB 0.1uF

VUSB VBUS C2 Y2
R1 0R 0.1uF R2 48MHz R4
4 3 EXTCLK
VREG VCC OUT
C3
USB U1
SP0503BAHTG
0.1uF
R7
N.U. N.U.

24R 1 2
C4 D- EN GND
1 A C3 4
J1
+ 10uF D+
6

2 3 C5
CN-USB-B C1 C2

2
R6 N.U.

1
2
3
4
5
6
7
8
1 D- 24R

GND

VIN
2 D+

VB1
GND1
VDD1

GND1
UD-
PDEN
SPU

UD+
3
4 R9 U3
R8 0R ADUM3160 Not installed
C7

VOUT
0R U2
0.1uF

GND2

GND2
VDD2
R10 0R USBM NME0505S

0V

SPD

DD+
5

VB2

DD-
PIN
USBP

4
R11

16
15
14
13
12
11
10
9
24R
USBP
C8
0.1uF USBM

R12
24R

VBUS
J2 C10 C9
VBUS VBUS 0.1uF 0.1uF Not installed
J3
+5V +5V

J4
VREG VREG
VREG
J5 Main USB controller
GND GND
R15 R16

GPIO0
GPIO1

I2C I/O
2.7K 2.7K
R17 0R
SDA
SDA
J6
EXTCLK EXTCLK SCL SCL
J7 R19 33R

DACSEL0
RST RST SDOUT R21 33R
Audio I/O

EXTCLK
SDOUT
MCLK
MCLK Audio I/O
R20 33R

WCLK
BCLK
J8 SDIN
SDIN
TX TX
U4

32
31
30
29
28
27
26
25
J9 R22 33R CP2114

BCLK
RX BCLK JP3 DACSEL0

WCLK
RX

GPIO.5_TXT_DACSEL0

SCL
EXTCLK

MCLK
GPIO.0_RMUTE
GPIO.1_PMUTE

SDA
SDOUT
BCLK 1
BOOT
R24 2
33R R25 JP4 DACSEL1
J10 33R C11 BOOT 1
SDOUT
+ 10uF 2
SDOUT
1 24 JP5 DACSEL2
J11 SDIN SCKIN BOOT 1
2 SCK LRCK 23 2
SDIN SDIN 3 22 CLKOUT CLKOUT
USBP GND GPIO.9_CLKOUT JP6 DACSEL3
4 D+ VPP 21 1
J12 USBM 5 20 DACSEL3 BOOT
BCLK D- GPIO.8_CTS_DACSEL3 DACSEL2 2
BCLK 6 19

GPIO.6_RXT_DACSEL1
VREG VIO GPIO.7_RTS_DACSEL2
7 18 SUSPEND SUSPEND
VDD SUSPEND

GPIO.4_RMUTELED
J13 C13 8 17 -SUSPEND -SUSPEND
MCLK C12 1uF REGIN -SUSPEND
MCLK
0.1uF DAC selection

GPIO.3_VOL+
GPIO.2_VOL-
GPIO.11_RX
J14

GPIO.10_TX
WCLK W CLK

VBUS
-RST
VBUS
J16
J15 GPIO0 GPIO0 GPIO0
SDA SDA

Serial I/O
10
11
12
13
14
15
16
9

J19
J18 GPIO1 GPIO1 GPIO1
DACSEL1

SCL SCL TX TX
J17
C14 C15
GPIO2 GPIO2 GPIO2 0.1uF 1uF
GPIO4
GPIO3
GPIO2

J20 J21 RX RX
SUSPEND SUSPEND GPIO3 GPIO3 GPIO3
J22 J23 RST RST Not installed:
-SUSPEND -SUSPEND GPIO4 GPIO4 GPIO4
R32
4.7K

Test points GPIOs Rig Expert Ukraine Ltd.

VREG
Title
RigExpert TI-7 ver. 1.2
Size Document Number Rev
A3 REU.RETI7.12 2

Date: Tuesday, April 29, 2014 Sheet 1 of 4

 CAT: CI-V, TTL, TTL-I

+5V 12V_TRCVR 12V_TRCVR

U12D U12A CW output Squelch input
R33 7404 7404
CO_PULLUP CO_PULLUP R35
+5V R34 Q1 4k7 CW 9 8 1 2
4k7 4k7 BC807 CW
C16 R36
1n Q2 CIV_IN R30 +5V
CIV_IN
RXD BC817 R37 22k
4k7 4k7

C17 R40
1n CW _OC CW _OC 4k7
R38 R39 Q4
CIV_OUT 4k7 4k7 R44 BCP68 SQL Q5 R46
CIV_OUT SQL
R41 1k5 BC817 1k5
TXD5V Q3 C18 SQL_IN SQL_IN
BCP68 1n
1k5 RXD5V
R42 RXD5V R43 R45
Q6 560R R48 4k7 C19
4k7 R47 BC817 4k7 1n
C20 R50
1n D1 1R
1R
R49
CW YELLOW

4k7 C21
1n
R51
RXD_OE RXD_OE
1k5

U12F Q7
+5V
CAT: RS-232 7404 BC817 PTT outputs
R52
PTT 13 12 R53
PTT 4k7 PTT5V
PTT5V
12V_MAX 12V_MAX R29 R54
U5 560R
22k
MAX232-SO C23
C22 1uF 1uF 4k7 PTT_PA_OUT
+5V PTT_PA_OUT
C25 1 2 PTT_OC PTT_OC
1uF C1+ V+ C26 U12E
3 C1-
4 6 1uF 7404 Q8
C2+ V- BCP68 Q9
5 R56 C27
TXD C2- TXD12V BCP68
TXD 11 14 TXD12V 11 10 R55 C24
RXD T1IN T1OUT RXDOUT D2 PTT_PA
RXD 10 7 0.1uF PTT_PA
RXD12V T2IN T2OUT RXD 1k5
RXD12V 13 12 2 1 R57 0.1uF
R1IN RIOUT TXD5V 1k5
8 9 TXD5V 4k7
R2IN R2OUT
R60 C28 BAS32 R58
4k7 1n +5V 16 4k7 R59
VCC R62
15 1R
GND C31 R28
C29 C30 1R
1n 1k5
1uF
1n
LPTT Q12 PTT
LPTT
BC817 R61 D3
R27 560R RED
4k7 +5V

U12B FSK outputs LEDs

7404 +5V Test points
D4
R63 +5V CAT
LFSK ON
LFSK 3 4 +5V FSK J24
560R RXDOUT
YELLOW D5 RXDOUT
R86 D6
22k GREEN YELLOW
R93
FSK_OC FSK_OC
R67
10R R66
Q10 560R
R64 560R
FSK BC817
FSK
C32 U12C
1k5 7404
1n
GND

R65
4k7 LCAT LCAT 5 6
Not installed:
R87
22k
R68
FSK_PULLUP FSK_PULLUP
+5V
4k7
Rig Expert Ukraine Ltd.
Title
RigExpert TI-7 ver. 1.2
Size Document Number Rev
A3 REU.RETI7.12 2

Date: Tuesday, April 29, 2014 Sheet 2 of 4

 Connectors
Common level TX audio TRCVR
J25
FSK_OC FSK_OC 1
FSK_PULLUP FSK_PULLUP 14
+5V 2
C33 R18 15
+5V 3
OUT +5V
PTT5V PTT5V 16
0.1uF 10R CW _OC
CW _OC 4
PTT_OC PTT_OC 17
C34
SQL_IN SQL_IN 5
0.1uF
U6A T1 12V_MAX 18
12V_MAX

8
R69 LMV358 LM-NP 1001 SPK_TRCVR2 6
U6B VOUTL VCOM C39 RXD_OE
12k VOUTL 3 + RXD_OE 19

+
LMV358 C36 1 1 5 MIC_TRCVR CIV_IN CIV_IN 7

3
5 + 10uF 2 - 12V_TRCVR 12V_TRCVR 20
C38
7 VCOM R70 2 10uF CIV_OUT CIV_OUT 8
1n
R71 CO_PULLUP 21

+
6 - 10k CO_PULLUP

4
R72 12k 4 8 AGND_TRCVR TXD12V 9
C35 TXD12V

1
+ C37 12k R73 RXD12V 22
0.1uF RXD12V
4

10uF OUT 12k TXD5V TXD5V 10

R31 RXD5V RXD5V 23
0R 1:1 R89 11
0R 24
1:10 SPK_TRCVR 12
JP1 R74 MIC_TRCVR 25
1k5 AGND_TRCVR 13

CONNECTOR DB25

PA PTT
1
PTT_PA_OUT 2
PTT_PA_OUT
3
J26

4
RX audio RCA JACK

Main Sub

T2 T3
R76 R78 +5V
LM-NP 1001 LM-NP 1001
R75 10k 10k
1R0 1 5 SPK_TRCVR R77 1 5 SPK_TRCVR2
3

3
1R0 R23
C40 C41
VINL 2 VINR 2 56k
VINL 1n VINR 1n
4 8 AGND_TRCVR 4 8 AGND_TRCVR
1

1
Q11 R26
C42 C43 BC807 D8
2k7
2,7nF 2,7nF
1 2 PTT_PA_OUT
IN 1 IN 2
BAS32
GND

R79
330R

TX_INH
TX_INH
R80
1k

Rig Expert Ukraine Ltd.

Title
RigExpert TI-7 ver. 1.2
Size Document Number Rev
A3 REU.RETI7.12 2

Date: Monday, March 31, 2014 Sheet 3 of 4

 C55
VREG VBUS 0.1uF VBUS
Voltage regulators
GPIO2 C44 VREG J29 C54
0.1uF SW CLK J30 C47 47uF C48

GPIO3
GPIO2
SWD

SWCLK

+
R88 J27 0.1uF 0.1uF

3
2k7 SW DIO J24

IN

IN
1 2 1 2
Microcontroller GND OUT
C49
+3V3 GND OUT
C45
+1V8

48
47
46
45
44
43
42
41
40
39
38
37
0.1uF 0.1uF
U7 U8

VDD_3
VSS_3

PA15
PB9
PB8
BOOT0
PB7
PB6
PB5
PB4
SYS_TRACESWO

SYS_SWCLK
U9 MCP1700T-3302E/TT MCP1700T-1802E/TT
STM32F100C4T6B
VREG
CLKOUT
CLKOUT VREG
C69 R81 10uF + 0.1uF
22pF N.U. 1 36 C51 C52
VBAT VDD_2 R83
2 PC13 VSS_2 35
3 34 SW DIO N.U.
C50 Y1 PC14 SYS_SWDIO
4 33

Master
PC15 PA12 VBUS +5V
22pF 8MHz 5 32
OSC_IN PA11 TX R82
6 OSC_OUT USART1_RX 31 TX
GPIO4 7 30 RX RX R84 0R 100K U10
NRST USART1_TX C6
8 29 GPIO0 SUSPEND SUSPEND 1 8
C46 VSSA PA8 GPIO1 EN OUT 0.1uF
9 VDDA PB15 28 2 FLG IN 7
0.1uF -SUSPEND 10 27 LPTT LPTT C53 3 6
FSK WKUP PB14 -SUSPEND GND OUT
11 PA1 PB13 26 0.1uF -SUSPEND 4 NC NC 5
12 USART2_TX PB12 25
R85 N.U.
TXD

MIC2025-2BM
PB2(BOOT1)
USART2_RX
VREG

Power switch
VDD_1
VSS_1
PB10
PB11
PA4
PA5
PA6
PA7
PB0
PB1

TXD
CAT
13
14
15
16
17
18
19
20
21
22
23
24

RXD

VREG
RXD I2C I/O Audio I/O
Audio codec
PTT_PA
TX_INH

SDOUT
MCLK
BCLK
CODEC_RESET

WCLK

SDIN
LCAT
LFSK

SDA
SCL
SQL

PTT
CW

2
R90

WCLK
MCLK
BCLK

SDOUT
SDA
SCL
C56 R92 D7 1K

SDIN
R91 0.1uF 12k BAS32 CODEC_RESET
1
2k7 U11
GPIO4 TLV320AIC3101

31
8

1
2
3
4
5
C57 C58 C59 C60
VREG

SCL

MCLK
BCLK
WCLK
SDA

RESET

DOUT
DIN
0.1uF 0.1uF 2.2uF 47uF
+3V3
TX_INH
TX_INH
C68 15 25 +
0.1uF MICBIAS AVDD_DAC
DRVDD 18
10 MIC1LP/LINE1LP DRVDD 24

GPIO0 GPIO0 11
C62 MIC1LM/LINE1LM
IOVDD 7 VREG
10uF
CPU GPIO1 VINR C63 C64
GPIO1 USB CHIP VINR 16 MIC2R/LINE2R DVDD 32
C65
+1V8
0.1uF 2.2uF

+
VINL 14 0.1uF + C66
VINL MIC2L/LINE2L/MICDET
GPIO2

+
GPIO2 47uF
C61 6
10uF DGND
13 MIC1RM/LINE1RM
GPIO4 GPIO4
12 MIC1RP/LINE1RP AGND_ADC 17
AGND_DAC 26
DRGND 21
CPU GPIO3
GPIO3
USB CHIP 22 HPRCOM LEFT_LOM 28 J42
20 HPLCOM LEFT_LOP 27 J43
C67 J41
10uF 23 30
VOUTL HPROUT RIGHT_LOM
VOUTL + 19 HPLOUT RIGHT_LOP 29

33 PAD
PTT
PTT
PTT_PA
PTT_PA

GND
CW CW

SQL SQL

LCAT
LCAT

LFSK LFSK

FSK
Rig Expert Ukraine Ltd.
FSK
Title
RigExpert TI-7 ver. 1.2
Size Document Number Rev
A3 REU.RETI7.12 2

Date: Tuesday, April 29, 2014 Sheet 4 of 4