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Harry at 10:35, 24 April 2026

2026-04-24T10:35:02Z

← Older revision		Revision as of 18:35, 24 April 2026
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	__NOTOC__		__NOTOC__
	{{GD Template Impl}}		{{GD Template Impl}}
	~~Function Description~~

	[[File:T208-function1.png\|thumb\|right\|T208 Jetson nano UPS HAT 5V 8A]]		[[File:T208-function1.png\|thumb\|right\|T208 Jetson nano UPS HAT 5V 8A]]

Lisa: Created page with "NOTOC {{GD Template Impl}} Function Description T208 Jetson nano UPS HAT 5V 8A File:T208-function3.png|thumb|right|T208 Jetson n..."

2021-07-07T04:21:39Z

Created page with "__NOTOC__ {{GD Template Impl}} Function Description thumb|right|T208 Jetson nano UPS HAT 5V 8A File:T208-function3.png|thumb|right|T208 Jetson n..."

New page

__NOTOC__
{{GD Template Impl}}
Function Description

[[File:T208-function1.png|thumb|right|T208 Jetson nano UPS HAT 5V 8A]]
[[File:T208-function3.png|thumb|right|T208 Jetson nano UPS HAT 5V 8A]]

==Power Jack and Connectors==
{| class="wikitable collapsible collapsed"
| Power input || 5Vdc +/- 5% ,≥4A
|-
| DC Power Plug Size || 5.5*2.5mm
|-
| Power input connector || XH2.54mm 2pin
|-
| UPS power output || 5.1Vdc 8A
|-
| Power output connector || XH2.54mm 2pin
|}

# T208 powers the Jetson Nano via the 40-pin header (Pin 2 & 4)
# Don't power the Jetson Nano via the Micro USB socket & DC jack
# T208 can be powered via the onboard DC jack or XH2.54 power input connector.

==4-Pin Function Header==
{| class="wikitable collapsible collapsed"
! Jumper Name !! Usage
|-
| PLD
(Power loss detection)"
|| Short - AC Power loss or power adapter failure detection enabled
(Active if power adapter disconnected)
Open - Power loss detection disabled
|-
| AON
(Auto power-on)
|| Short - Auto power-on when power applied
(Will delay 3 seconds before powering on)
Open - Auto power-on disabled
|}

==Connector for External Power Switch==
{| class="wikitable collapsible collapsed"
! Pin No. !! Pin Description
|-
| 1 || Power on/off control connecting to switch
|-
| 2 || Ground
|-
| 3 || Ground
|-
| 4 || LED+ for power on /off
|}

# Please use momentary switch only and don't use latching switch
# Connector - Pitch 2.0mm 4pos

==Power button & control==
{| class="wikitable collapsible collapsed"
| Press and Release || Jetson Nano and T208 turn on
|-
| Auto power off || System shutdown using the GUI
|-
| Press and hold for at least 3 seconds || Force shutdown
|}

==Function LEDs==
{| class="wikitable collapsible collapsed"
! LED Name !! Usage
|-
| AC FAIL || LED red on indicates AC power loss or PSU failure or PSU disconnected
|-
| ||
|-
| PWR || LED blue indicates
Stays on - Power on
Stays off - 5V power output off
|}

==Pins and GPIO used==
{| class="wikitable collapsible collapsed"
! Pin No. !! Usage
|-
| 2, 4 || +5V power supply
|-
| 3, 5 || I2C for RTC and battery fuel-gauge systems
|-
| 6, 9 || Ground
|-
| 7 || GPIO6 for AC power loss detection (Jumper for PLD inserted, High=power loss,Low=Power supply normal)
|}

==Fuel gauge - LED Indicator==
Operation of Discharging:
{| class="wikitable collapsible collapsed"
! Capacity C (%) !! D1 !! D2 !! D3 !! D4
|-
| C ≥75% || ON || ON || ON || ON
|-
| 50%≤C＜75% || ON || ON || ON || OFF
|-
| 25%≤C＜50% || ON || ON || OFF || OFF
|-
| 3%≤C＜25% || ON || OFF || OFF || OFF
|-
| 0%＜C＜3% || Flashing || OFF || OFF || OFF
|}

Operation of charging:
{| class="wikitable collapsible collapsed"
! Capacity C (%) !! D1 !! D2 !! D3 !! D4
|-
| Fully charged || ON || ON || ON || ON
|-
| 75%≤C || ON || ON || ON || Flashing
|-
| 50%≤C＜75% || ON || ON || Flashing || OFF
|-
| 25%≤C＜50% || ON || Flashing || OFF || OFF
|-
| C＜25% || Flashing || OFF || OFF || OFF
|}
==18650 battery dimension==
[[File:18650size.png]]
Do not use 18650 battery with built-in protection circuit


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[[Category:Product Manual]]
[[Category:Raspberry pi]]

T200-hardware - Revision history

Admin: Replace with

Admin: Replace with

Harry at 10:35, 24 April 2026

Lisa: Created page with "__NOTOC__ {{GD Template Impl}} Function Description T208 Jetson nano UPS HAT 5V 8A File:T208-function3.png|thumb|right|T208 Jetson n..."

Lisa: Created page with "NOTOC {{GD Template Impl}} Function Description T208 Jetson nano UPS HAT 5V 8A File:T208-function3.png|thumb|right|T208 Jetson n..."