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VCC_3V3
VCC_3V3
R20
U16
2
5
FLASH_MOSI
SO
SI
R48
6
SCK
FLASH_CLK
100
AT25SF161
R49
1
FLASH_CSB
CS
100
3
WP
FLASH_WPB
7
HOLD
VCC_5V
USB_5V
R17
I18
DNP
POWER LED
U17
1
J8
IO_1_IN
1
VBUS
2
D-
2
GND
3
90-OHMDIFF PAIR
D+
4
ID
5
GND
3
IO_2_IN
SH1
SW1
SHELL1
RESET
SH2
SHELL2
RCLAMP0502A
SH3
SHELL3
1
2
SH4
SHELL4
SH5
SHELL5
SH6
VCC_3V3
SHELL6
B3U100P
J9
SMTRARCPTUSBBMICRO
JP1
1
1
1
2
2
2
1
2
3
3
4
THHDR1X2
4
5
5
PROGRAMMING
6
6
ENUMERATE AS UNPOWERED USB
7
HEADER
7
8
8
THHDR1X8
D18
2
USB READY
GREEN
2
USB ON
D19
GREEN
Figure 5-8: Microcontroller Schematic
NEED TO ADD DECOUPLING
VCC_3V3
U28
24
1
RESET
P0_0
2
P0_1
22
3
INT
P0_2
4
P0_3
19
5
RESET_C
SCL
P0_4
IN
20
6
SDA
P0_5
7
LED_INT
P0_6
OUT
8
P0_7
LED_SCL
PCAL6416AHF
IN
LED_SDA
10
P1_0
IO
11
P1_1
12
P1_2
13
P1_3
14
P1_4
15
P1_5
16
P1_6
18
17
1
ADDR
P1_7
TP15
1
LABEL
ADDR:
0X40
0X41
VCC_3V3
U27
24
1
RESET
P0_0
2
P0_1
22
3
INT
P0_2
4
P0_3
19
5
SCL
P0_4
20
6
SDA
P0_5
7
P0_6
8
P0_7
PCAL6416AHF
10
1
TP2
P1_0
1
11
1
TP5
P1_1
1
12
1
TP6
P1_2
1
13
1
P1_3
TP7
1
14
1
P1_4
1
TP8
VCC_3V3
15
1
TP9
P1_5
1
16
1
TP13
P1_6
1
18
17
1
TP14
ADDR
P1_7
1
ADDR:
0X42
0X43
Figure 5-9: LED Status Control
RDK-12GCONV
Reference Design Kit User Guide
PDS-061593
VCC_3V3
E1
A
VCC_3V3
A
EN16-V22AF15
C
C
B
JP2
B
10K
R97
U11
USB_ON
60
BOOT0/VPP
RESET
C21
7
NRST
100NF
ROTARY0
14
PA0/WKUP/TIM2_CH1_ETR/TIM5_CH1/TIM8_ETR/ADC123_IN0
15
ROTARY1
PA1/TIM5_CH2/TIM2_CH2/ADC123_IN1
16
PA2/TIM5_CH3/TIM9_CH1/TIM2_CH3/ADC123_IN2
17
PA3/TIM5_CH4/TIM9_CH2/TIM2_CH4/OTG_HS_ULPI_D0/ADC123_IN3
USB_5V
20
PA4/SPI1_NSS/DCMI_HSYNC/OTG_HS_SOF/I2S3_WS/ADC12_IN4/DAC_OUT1
6
21
IO_1_OUT
PA5/SPI1_SCK/OTG_HS_ULPI_CK/TIM2_CH1_ETR/TIM8_CH1N/ADC12_IN5/DAC_OUT2
22
PA6/SPI1_MISO/TIM8_BKIN/TIM13_CH1/DCMI_PIXCLK/TIM3_CH1/TIM1_BKIN/ADC12_IN6
23
PA7/SPI1_MOSI/TIM8_CH1N/TIM14_CH1/TIM3_CH2/TIM1_CH1N/ADC12_IN7
C17
5
41
VBUS
PA8/MCO1/TIM1_CH1/OTG_FS_SOF
42
100NF
PA9/TIM1_CH2/DCMI_D0/OTG_FS_VBUS
43
PA10/TIM1_CH3/OTG_FS_ID/DCMI_D1
IO_2_OUT
4
USB_N
44
PA11/TIM1_CH4/OTG_FS_DM
USB_P
45
PA12/TIM1_ETR/OTG_FS_DP
46
JTAG_TMS
PA13/JTMS/SWDIO
49
JTAG_TCK
PA14/JTCK/SWCLK
JTAG_TDI
50
PA15/JTDI/TIM2_CH1_ETR/SPI1_NSS
26
PB0/TIM3_CH3/TIM8_CH2N/OTG_HS_ULPI_D1/TIM1_CH2N/ADC12_IN8
27
PB1/TIM3_CH4/TIM8_CH3N/OTG_HS_ULPI_D2/TIM1_CH3N/ADC12_IN9
R98
28
PB2/BOOT1
JTAG_TDO
10K
55
PB3/JTDO/TRACESWO/I2S3_SCK/TIM2_CH2/SPI1_SCK
56
PB4/NJTRST/TIM3_CH1/SPI1_MISO
57
PB5/I2C1_SMBA/OTG_HS_ULPI_D7/TIM3_CH2/SPI1_MOSI/DCMI_D10
58
PB6/I2C1_SCL/TIM4_CH1/DCMI_D5
59
PB7/I2C1_SDA/FSMC_NL/DCMI_VSYNC/TIM4_CH2
61
PB8/TIM4_CH3/SDIO_D4/TIM10_CH1/DCMI_D6/I2C1_SCL
62
USB_READY
PB9/SPI2_NSS/I2S2_WS/TIM4_CH4/TIM11_CH1/SDIO_D5/DCMI_D7/I2C1_SDA
USB_ON
29
PB10/SPI2_SCK/I2S2_SCK/I2C2_SCL/OTG_HS_ULPI_D3/TIM2_CH3
GSPI_CSB0_3V3
30
PB11/I2C2_SDA/OTG_HS_ULPI_D4/TIM2_CH4
33
GSPI_CSB1_3V3
PB12/SPI2_NSS/I2S2_WS/I2C2_SMBA/TIM1_BKIN/OTG_HS_ULPI_D5/OTG_HS_ID
R121
1
34
GSPI_SCK_3V3
PB13/SPI2_SCK/I2S2_SCK/TIM1_CH1N/OTG_HS_ULPI_D6/OTG_HS_VBUS
215
GSPI_MISO_3V3
35
PB14/SPI2_MISO/TIM1_CH2N/TIM12_CH1/OTG_HS_DM/TIM8_CH2N
GSPI_MOSI_3V3
36
R122
PB15/SPI2_MOSI/I2S2_SD/TIM1_CH3N/TIM8_CH3N/TIM12_CH2/OTG_HS_DP/RTC_50HZ
1
215
GSPI_MOSI_3V3
GSPI_MISO_3V3
GSPI_SCK_3V3
GSPI_CSB1_3V3
GSPI_CSB0_3V3
LEVEL SHIFT TO CORRECT LEVEL FOR GS12070
GSPI_MOSI_3V3
3
2
GSPI_SCK_3V3
4
15
GSPI_CSB1_3V3
5
10
GSPI_CSB0_3V3
6
7
9
LED GS12241 J1
IN
D1
R77
R80
4
GREEN
180
180
R78
R81
3
1
BLUE
POS
220
220
R79
R82
2
RED
562
562
BL VF = 2.85
RD VF = 2.15
GR VF = 2.95
D2
R36
2
GREEN
110
D3
R33
2
GREEN
110
D4
R32
2
GREEN
110
D5
R38
2
GREEN
110
D6
R35
2
110
D7
R34
2
110
LABEL
D8
R40
2
LABEL
LABEL
110
LABEL
D9
R39
2
LABEL
LABEL
110
LABEL
LABEL
www.semtech.com
Rev.0
August 2017
VCC_3V3
VCC_3V3
L9
220 OHM
C123
2.2UF
C124
2.2UF
8
PC0/OTG_HS_ULPI_STP/ADC123_IN10
9
PC1/ADC123_IN11
10
PC2/SPI2_MISO/OTG_HS_ULPI_DIR/ADC123_IN12
11
PC3/SPI2_MOSI/I2S2_SD/OTG_HS_ULPI_NXT/ADC123_IN13
24
PC4/ADC12_IN14
25
PC5/ADC12_IN15
37
PC6/I2S2_MCK/TIM8/CH1/SDIO_D6/DCMI_D0/TIM3_CH1
38
PC7/TIM8_CH2/SDIO_D7/DCMI_D1/TIM3_CH2
39
PC8/TIM8_CH3/SDIO_D0/TIM3_CH3/DCMI_D2
40
PC9/I2S2_CKIN/MCO2/TIM8_CH4/SDIO_D1/DCMI_D3/TIM3_CH4
51
PC10/SDIO_D2/DCMI_D8
52
PC11/SDIO_D3/DCMI_D4
53
PC12/SDIO_CK/DCMI_D9
2
PC13/RTC_AF1
3
STM32F205RBT6
PC14/OSC32_IN
4
PC15/OSC32_OUT
54
PD2/TIM3_ETR/SDIO_CMD/DCMI_D11
5
PH0/OSC_IN
6
PH1/OSC_OUT
ADD FILTERS ON MISO OTHERS AR AT THE GS12090
VCC_3V3
VCC_AUX_1V8
VCC_3V3
VCC_AUX_1V8
C22
C24
100NF
100NF
U18
U12
14
5
GSPI_MOSI
A1
B1
OUT
DIR
DIR1
74AVCH2T45
13
2
7
A2
B2
GSPI_SCK
GSPI_MISO
1A
1B
GSPI_MISO_3V3
OUT
IN
DIR2
3
6
2A
2B
12
GSPI_CSB1
A3
B3
OUT
DIR3
74AVC4TD245BQ
11
GSPI_CSB0
A4
B4
OUT
DIR4
OE
LED GS12090 J2
LED GS120920 J3
IO
IO
D10
D11
R83
4
4
GREEN
GREEN
180
R84
3
1
3
1
BLUE
POS
BLUE
POS
220
R85
2
2
RED
RED
562
VCC_3V3
1
12G
1
6G
3G
1
INPUT
1
HD
1
12G
GREEN
1
GREEN
6G
OUTPUT
1
3G
GREEN
1
HD
GREEN
VCC_3V3
C43
100NF
U1
3
UC_ISP0_N
A1
2
DIR1
UC_ISP1_N
4
A2
15
DIR2
UC_ISP2_N
5
A3
10
DIR3
74AVC4TD245BQ
6
UC_ISP3_N
A4
7
DIR4
9
OE
RESET_C
OUT
LED_INT
IN
RESETX
IN
C88
10PF
VCC_3V3
R21
VCC_3V3
0
U13
1
ASEMB
3
STANDBY
OUTPUT
12MHZ
USE 7V-12.000MAHE-T
TP17
TP18
LED_SDA
LED_SCL
WHITE
WHITE
LED_SDA
LED_SCL
VCC_3V3
C7
R22
J10
0
100NF
1
2
1
2
R23
3
4
4
3
5
6
0
5
6
7
8
7
8
9
10
9
10
11
12
1 1
2 1
13
14
5
13
14
15
16
6
5 1
6 1
FCI98414G0616ULF
OFF-BOARD
DONGLE INTERFACE
PLACE CLOSE TO UC AND DONGLE HEADER
VCC_3V3
LED GS12090 J4
LED 12281 J5
IO
OUT
D12
D13
R86
R89
4
4
GREEN
GREEN
180
180
R87
R90
3
1
3
1
BLUE
POS
BLUE
POS
220
220
R88
R91
2
2
RED
RED
562
562
Proprietary & Confidential
VCC_AUX_1V8
C107
100NF
14
MICRO_ISP0_N
B1
IN
13
MICRO_ISP1_N
B2
IN
12
MICRO_ISP2_N
B3
IN
11
MICRO_ISP3_N
B4
IN
IO
OUT
VCC_3V3
C10
100NF
EEPROM
U15
1
SDA
E0
2
SCL
E1
3
E2
M24256
7
WC
TO GPIO
ADDR:
0XAE
0XAF
0XBE
OXBF
34 of 44
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