UPS Scap 5V5A - Revision history

Rita: /* Related Explanation */

2026-07-14T02:32:02Z

Related Explanation

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2026-07-14T02:30:43Z

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 * Real-time I2C bus reading via the INA219 chip: capacitor voltage, charging/discharging current, and power; remaining battery life can be estimated based on voltage.
 * Supports Raspberry Pi OS and Ubuntu systems.
 ==FAQ==

Rita: /* Related Explanation */

2026-07-14T02:27:55Z

Related Explanation

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	* '''Dead Zone Special Condition (Extremely Low Probability)''': After sending the shutdown command, the screen will briefly display plymouth-poweroff.service (lasting approximately 1-2 seconds). If external power is restored during this window, the system will lock and cannot start, only recovering after the next power outage and power-on cycle. Dead zones are extremely rare, so there's no need to worry about them for local use; however,'''thorough testing and evaluation are recommended for remote, unattended scenarios.'''		* '''Dead Zone Special Condition (Extremely Low Probability)''': After sending the shutdown command, the screen will briefly display plymouth-poweroff.service (lasting approximately 1-2 seconds). If external power is restored during this window, the system will lock and cannot start, only recovering after the next power outage and power-on cycle. Dead zones are extremely rare, so there's no need to worry about them for local use; however,'''thorough testing and evaluation are recommended for remote, unattended scenarios.'''

			'''5.3 I2C Voltage and Current Monitoring'''

			* Real-time I2C bus reading via the INA219 chip: capacitor voltage, charging/discharging current, and power; remaining battery life can be estimated based on voltage.
			* Supports Raspberry Pi OS and Ubuntu systems.

	==FAQ==		==FAQ==

Rita: /* Related Explanation */

2026-07-14T02:26:52Z

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← Older revision		Revision as of 10:26, 14 July 2026
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	* '''Power-On Sequence (Onboard Microcontroller Power Management)''': When external power is restored, the module sends a power-on signal to Raspberry Pi 5 via a pin, in two scenarios:		* '''Power-On Sequence (Onboard Microcontroller Power Management)''': When external power is restored, the module sends a power-on signal to Raspberry Pi 5 via a pin, in two scenarios:

	# System is completely powered off: Automatic power-on upon receiving the signal;		# '''System is completely powered off''': Automatic power-on upon receiving the signal;
	# System is still running normally: A power confirmation pop-up appears. The application must automatically clear the pop-up. If the pop-up is not cleared after two consecutive power outages and power-on cycles, a forced shutdown will be triggered.		# '''System is still running normally''': A power confirmation pop-up appears. The application must automatically clear the pop-up. If the pop-up is not cleared after two consecutive power outages and power-on cycles, a forced shutdown will be triggered.

	* '''Dead Zone Special Condition (Extremely Low Probability)''': After sending the shutdown command, the screen will briefly display plymouth-poweroff.service (lasting approximately 1-2 seconds). If external power is restored during this window, the system will lock and cannot start, only recovering after the next power outage and power-on cycle. Dead zones are extremely rare, so there's no need to worry about them for local use; however,'''thorough testing and evaluation are recommended for remote, unattended scenarios.'''		* '''Dead Zone Special Condition (Extremely Low Probability)''': After sending the shutdown command, the screen will briefly display plymouth-poweroff.service (lasting approximately 1-2 seconds). If external power is restored during this window, the system will lock and cannot start, only recovering after the next power outage and power-on cycle. Dead zones are extremely rare, so there's no need to worry about them for local use; however,'''thorough testing and evaluation are recommended for remote, unattended scenarios.'''

Rita: /* Related Explanation */

2026-07-14T02:26:31Z

Related Explanation

← Older revision		Revision as of 10:26, 14 July 2026
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	* '''Power-On Sequence (Onboard Microcontroller Power Management)''': When external power is restored, the module sends a power-on signal to Raspberry Pi 5 via a pin, in two scenarios:		* '''Power-On Sequence (Onboard Microcontroller Power Management)''': When external power is restored, the module sends a power-on signal to Raspberry Pi 5 via a pin, in two scenarios:

	# 1. System is completely powered off: Automatic power-on upon receiving the signal;		# System is completely powered off: Automatic power-on upon receiving the signal;
	# 2. System is still running normally: A power confirmation pop-up appears. The application must automatically clear the pop-up. If the pop-up is not cleared after two consecutive power outages and power-on cycles, a forced shutdown will be triggered.		# System is still running normally: A power confirmation pop-up appears. The application must automatically clear the pop-up. If the pop-up is not cleared after two consecutive power outages and power-on cycles, a forced shutdown will be triggered.

	* '''Dead Zone Special Condition (Extremely Low Probability)''': After sending the shutdown command, the screen will briefly display plymouth-poweroff.service (lasting approximately 1-2 seconds). If external power is restored during this window, the system will lock and cannot start, only recovering after the next power outage and power-on cycle. Dead zones are extremely rare, so there's no need to worry about them for local use; however,'''thorough testing and evaluation are recommended for remote, unattended scenarios.'''		* '''Dead Zone Special Condition (Extremely Low Probability)''': After sending the shutdown command, the screen will briefly display plymouth-poweroff.service (lasting approximately 1-2 seconds). If external power is restored during this window, the system will lock and cannot start, only recovering after the next power outage and power-on cycle. Dead zones are extremely rare, so there's no need to worry about them for local use; however,'''thorough testing and evaluation are recommended for remote, unattended scenarios.'''

Rita: /* Related Explanation */

2026-07-14T02:26:20Z

Related Explanation

← Older revision		Revision as of 10:26, 14 July 2026
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	* '''Power-On Sequence (Onboard Microcontroller Power Management)''': When external power is restored, the module sends a power-on signal to Raspberry Pi 5 via a pin, in two scenarios:		* '''Power-On Sequence (Onboard Microcontroller Power Management)''': When external power is restored, the module sends a power-on signal to Raspberry Pi 5 via a pin, in two scenarios:

	1. System is completely powered off: Automatic power-on upon receiving the signal;		# 1. System is completely powered off: Automatic power-on upon receiving the signal;
			# 2. System is still running normally: A power confirmation pop-up appears. The application must automatically clear the pop-up. If the pop-up is not cleared after two consecutive power outages and power-on cycles, a forced shutdown will be triggered.
	2. System is still running normally: A power confirmation pop-up appears. The application must automatically clear the pop-up. If the pop-up is not cleared after two consecutive power outages and power-on cycles, a forced shutdown will be triggered.

	* '''Dead Zone Special Condition (Extremely Low Probability)''': After sending the shutdown command, the screen will briefly display plymouth-poweroff.service (lasting approximately 1-2 seconds). If external power is restored during this window, the system will lock and cannot start, only recovering after the next power outage and power-on cycle. Dead zones are extremely rare, so there's no need to worry about them for local use; however,'''thorough testing and evaluation are recommended for remote, unattended scenarios.'''		* '''Dead Zone Special Condition (Extremely Low Probability)''': After sending the shutdown command, the screen will briefly display plymouth-poweroff.service (lasting approximately 1-2 seconds). If external power is restored during this window, the system will lock and cannot start, only recovering after the next power outage and power-on cycle. Dead zones are extremely rare, so there's no need to worry about them for local use; however,'''thorough testing and evaluation are recommended for remote, unattended scenarios.'''

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2026-07-14T02:25:38Z

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	'''5.2 Power-Off Detection and Power-On/Off Logic'''		'''5.2 Power-Off Detection and Power-On/Off Logic'''

	'''Detection Method''': Raspberry Pi 5 detects the external power status in real time via GPIO26 pin.		* '''Detection Method''': Raspberry Pi 5 detects the external power status in real time via GPIO26 pin.

	'''Power-Off Trigger''': GPIO level goes low → Script execution saves data → Countdown → Safe shutdown		* '''Power-Off Trigger''': GPIO level goes low → Script execution saves data → Countdown → Safe shutdown

	'''Power-On Sequence (Onboard Microcontroller Power Management)''': When external power is restored, the module sends a power-on signal to Raspberry Pi 5 via a pin, in two scenarios:		* '''Power-On Sequence (Onboard Microcontroller Power Management)''': When external power is restored, the module sends a power-on signal to Raspberry Pi 5 via a pin, in two scenarios:

	1. System is completely powered off: Automatic power-on upon receiving the signal;		1. System is completely powered off: Automatic power-on upon receiving the signal;
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	2. System is still running normally: A power confirmation pop-up appears. The application must automatically clear the pop-up. If the pop-up is not cleared after two consecutive power outages and power-on cycles, a forced shutdown will be triggered.		2. System is still running normally: A power confirmation pop-up appears. The application must automatically clear the pop-up. If the pop-up is not cleared after two consecutive power outages and power-on cycles, a forced shutdown will be triggered.

	'''Dead Zone Special Condition (Extremely Low Probability)''': After sending the shutdown command, the screen will briefly display plymouth-poweroff.service (lasting approximately 1-2 seconds). If external power is restored during this window, the system will lock and cannot start, only recovering after the next power outage and power-on cycle. Dead zones are extremely rare, so there's no need to worry about them for local use; however,'''thorough testing and evaluation are recommended for remote, unattended scenarios.'''		* '''Dead Zone Special Condition (Extremely Low Probability)''': After sending the shutdown command, the screen will briefly display plymouth-poweroff.service (lasting approximately 1-2 seconds). If external power is restored during this window, the system will lock and cannot start, only recovering after the next power outage and power-on cycle. Dead zones are extremely rare, so there's no need to worry about them for local use; however,'''thorough testing and evaluation are recommended for remote, unattended scenarios.'''

	==FAQ==		==FAQ==

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User Manual

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 F version: Discharge begins at 5.2V:
-==User Manual==
+==Related Explanation==
 ==FAQ==

Rita: /* Script Reference */

2026-07-14T02:20:49Z

Script Reference

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	* USB C-C adapter board x 4		* USB C-C adapter board x 4

	==~~Script Reference~~==		==Battery life==
	~~{{X120x Series~~ UPS ~~Script Reference}}~~		After an external power failure, the system automatically switches to supercapacitor power to save data and shut down the system. The measured operating time of the supercapacitor UPS at various cutoff voltages is listed below:

			'''(Note: The three modes—long-run mode, balanced mode, and performance mode—are adjusted by resistors on the circuit board. The factory default is long-run mode.)'''

			100F version: Discharge begins at 5.2V:

	==User Manual==		==User Manual==

Rita: /* User Manual */

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User Manual

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	==User Manual==		==User Manual==
	* Dimensions source file (DXF): [[File:X1200-pcb-v1.dxf]] - You can view it with [https://viewer.autodesk.com/ Autodesk Viewer] online
	* X1200 Hardware: [[X1200 Hardware]]
	* How to get x1200 work: [[#Script Reference]]
	* Low voltage warning solution for X120x Series UPS:
	~~[[File:IMG-7278-Low-Voltage.jpg \| 700px]]~~
	* Installation Guide
	~~[[File:007-X1200-C1-IMG-8206-installation.jpg \| 700px]]~~

	~~Installation Video https://youtu.be/sKlRIPLSck0~~
	~~{{#ev:youtube\|https://youtu.be/sKlRIPLSck0}}~~

	==FAQ==		==FAQ==

← Older revision		Revision as of 10:32, 14 July 2026
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	==Related Explanation==		==Related Explanation==
	'''5.1 PD Handshake Protocol'''		'''1.PD Handshake Protocol'''
	* The Raspberry Pi 5 uses a non-standard PD handshake protocol. Even if a standard 5V 5A power supply is used and the voltage and current meet the requirements, the system will still issue an alarm if the corresponding handshake protocol is missing.		* The Raspberry Pi 5 uses a non-standard PD handshake protocol. Even if a standard 5V 5A power supply is used and the voltage and current meet the requirements, the system will still issue an alarm if the corresponding handshake protocol is missing.
	* This module's USB-C output natively integrates a PD handshake chip, ensuring perfect compatibility with the Raspberry Pi 5 and eliminating pop-up alarms.		* This module's USB-C output natively integrates a PD handshake chip, ensuring perfect compatibility with the Raspberry Pi 5 and eliminating pop-up alarms.
	* The USB-A port can be used with a USB A-C PD adapter to provide a second power source for the Raspberry Pi 5.		* The USB-A port can be used with a USB A-C PD adapter to provide a second power source for the Raspberry Pi 5.

	'''5.2 Power-Off Detection and Power-On/Off Logic'''		'''2.Power-Off Detection and Power-On/Off Logic'''

	* '''Detection Method''': Raspberry Pi 5 detects the external power status in real time via GPIO26 pin.		* '''Detection Method''': Raspberry Pi 5 detects the external power status in real time via GPIO26 pin.
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	* '''Dead Zone Special Condition (Extremely Low Probability)''': After sending the shutdown command, the screen will briefly display plymouth-poweroff.service (lasting approximately 1-2 seconds). If external power is restored during this window, the system will lock and cannot start, only recovering after the next power outage and power-on cycle. Dead zones are extremely rare, so there's no need to worry about them for local use; however,'''thorough testing and evaluation are recommended for remote, unattended scenarios.'''		* '''Dead Zone Special Condition (Extremely Low Probability)''': After sending the shutdown command, the screen will briefly display plymouth-poweroff.service (lasting approximately 1-2 seconds). If external power is restored during this window, the system will lock and cannot start, only recovering after the next power outage and power-on cycle. Dead zones are extremely rare, so there's no need to worry about them for local use; however,'''thorough testing and evaluation are recommended for remote, unattended scenarios.'''

	'''5.3 I2C Voltage and Current Monitoring'''		'''3.I2C Voltage and Current Monitoring'''

	* Real-time I2C bus reading via the INA219 chip: capacitor voltage, charging/discharging current, and power; remaining battery life can be estimated based on voltage.		* Real-time I2C bus reading via the INA219 chip: capacitor voltage, charging/discharging current, and power; remaining battery life can be estimated based on voltage.
	* Supports Raspberry Pi OS and Ubuntu systems.		* Supports Raspberry Pi OS and Ubuntu systems.

	'''5.4 Power-Down Detection GPIO Script Demonstration '''		'''4.Power-Down Detection GPIO Script Demonstration '''

	The board has an onboard power-down detection circuit. For a Raspberry Pi 5, it's directly connected to GPIO26 of the 40-pin GPIO for detection. See below for specific instructions (using a Raspberry Pi system as an example; the I2C interface needs to be enabled beforehand). The script code is as follows (script name: gpiot.sh): Power-Down Indication Script Demonstration		The board has an onboard power-down detection circuit. For a Raspberry Pi 5, it's directly connected to GPIO26 of the 40-pin GPIO for detection. See below for specific instructions (using a Raspberry Pi system as an example; the I2C interface needs to be enabled beforehand). The script code is as follows (script name: gpiot.sh): Power-Down Indication Script Demonstration


	'''5.5. This module can also be used on non-Raspberry Pi 5 platforms, but please note the following:'''		'''5.This module can also be used on non-Raspberry Pi 5 platforms, but please note the following:'''

	# Power-down detection: Connect the detection signal through the appropriate GPIO pin and read the voltage and current via I2C to determine the charging and discharging status.		# Power-down detection: Connect the detection signal through the appropriate GPIO pin and read the voltage and current via I2C to determine the charging and discharging status.