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title	Boot process.

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Signal	Designator	B2B	Jumper	Boot Mode
Boot_R	J4	J2-11	Open	QSPI
Boot_R	J4	J2-11	Short	SD Card

Reset Process

There is a user push button which is used for RESET signal.

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Signal	Designator	B2B	Active Level
RESET	S1	J2-7	Active High

Signals, Interfaces and Pins

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B2B Connector	Interfaces	Number of I/O	Notes
J1	User I/O	48 singel ended, 24 differential	Connected to Bank 13
	User I/O	4 Single ended	MIO10-13
	CANH , CANL	2 single ended	MIO8, MIO9
J2	User I/O	22 singel ended, 11 differential
	User I/O	38 single ended	MIO16-53
	SoM Control Signals	5	RESET, RST_OUT, BOOT_R,
	JTAG Interface	4	TCK , TDO, TDI, TMS
J3	User I/O	20 Single ended, 10 differential	Connected to Bank 35
	User I/O	34 single ended, 17 differential	Connected to Bankd 33
	Ethernet 1	4 single ended, 2 differential	ETH_CTREF , ETH_TD+, ETH_TD- , ETH_RD+, ETH_RD-, ETH_LED1, ETH_LED2, ETH_LED3
	Ethernet 2	4 single ended, 2 differential	ETH_CTREF , ETH_TD+, ETH_TD- , ETH_RD+, ETH_RD-, ETH_LED1, ETH_LED2, ETH_LED3

On-board Connector

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B2B Connector	Interfaces	Number of I/O	Notes
J5	User I/O	48 singel ended, 24 differential	Connected to Bank 13
J5	User I/O	34 single ended, 17 differential	Connected to Bank 33
J6	User I/O	42 singel ended, 21 differential
		27 single ended	MIO16... MIO39 + MIO 51-53
		4 single ended	MIO10-13
	SoM Control Signals	3	RESET, RST_OUT, BOOT_R
	JTAG Interface	4	TCK , TDO, TDI, TMS
	CANH , CANL	2 single ended	MIO8 , MIO9

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Designator	Connected to	B2B Pin	XMOD Header JB1	Note
A	MIO52	J2-15	JB1-3	UART Txd - input
B	MIO53	J2-16	JB1-7	UART Rxd - Output
C	TMS	J2-12	JB1-4	JTAG interface signal
D	TDI	J2-10	JB1-8	JTAG interface signal
F	TDO	J2-8	JB1-10	JTAG interface signal
H	TCK	J2-6	JB1-12	JTAG interface signal
G	RESET	J2-7	JB1-11	RESET will be connected to Push Button on JTAG Programmer

On-board Peripherals

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Notes :

add subsection for every component which is important for design, for example:
- Two 100 Mbit Ethernet Transciever PHY
- USB PHY
- Programmable Clock Generator
- Oscillators
- eMMCs
- RTC
- FTDI
- ...
- DIP-Switches
- Buttons
- LEDs

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Signals	Connected to	B2B
CD/DAT3	MIO45	J2-31
CMD	MIO41	J2-29
CLK	MIO40_CLK	J2-34
DAT0	MIO42	J2-37
DAT1	MIO43	J2-40
DAT2	MIO44	J2-32
CD	MIO46	J2-35
WP	MIO47	J2-33

RJ45 Connector

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Signal ETH1	B2B	Signal ETH2	B2B	Notes
ETH1_TD+	J3-58	ETH2_TD+	J3-28	Transfer
ETH1_TD-	J3-56	ETH2_TD-	J3-26
ETH1_RD+	J3_52	ETH2_RD+	J3-22	Receive
ETH1_RD-	J3-50	ETH2_RD-	J3-20
ETH1_CTREF	J3_57	ETH2_CTREF	J3-25
ETH1_LED1	J3-55	ETH2_LED1	J3-23	Yellow LED- Activity
ETH1_LED3	J3-51	ETH2_LED3	J3-19	Green Green- Link

Push button

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Designator	Connected to	B2B	Active Level	Note
S1	RESET	J2-7	Active high	General Input RESET

Jumpers

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Designator	Connected to	B2B	Note
J4	Boot_R	J2-11	Open: QSPI
J4	Boot_R	J2-11	Short: SD Card
J11	VCCIO	-	It connects VCCIO_13 to 3.3V or 1.8V.

LEDs

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Designator	Color	Connected to	B2B	Active Level
D1-A	Red	MIO48	J2-30	Active high
D1-B	Yellow	MIO49	J2-38	Active high
D1-C	Green	MIO50	J2-36	Active high

Power and Power-On Sequence

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Parameter

Min

Max

Units

Note

VIN supply voltage

-

5

V

Storage Temperature

-25

+85

°C

Recommended Operating Conditions

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title	Recommended operating conditions.

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Parameter	Min	Max	Units	Note
VIN supply voltage	5	5	V
Operating Temperature	-25	+85	°C

Physical Dimensions

Module size: 60 mm × 60 mm. Please download the assembly diagram for exact numbers.
Mating height with standard connectors: 7 mm.
PCB thickness: 1.6 mm.

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Trenz Electronic Documentation

Versions Compared

Old Version 66

New Version 67

Key

Reset Process

Signals, Interfaces and Pins

On-board Connector

On-board Peripherals

RJ45 Connector

Push button

Jumpers

LEDs

Power and Power-On Sequence

Recommended Operating Conditions

Physical Dimensions