AXP209 DATASHEET PDF

X-Powers Limited – All rights reserved. X-Powers. DATASHEET. Enhanced single Cell Li-Battery and Power System Management IC. AXP Page 2. VQ. AXP Datasheet, AXP PDF, AXP Data sheet, AXP manual, AXP pdf, AXP, datenblatt, Electronics AXP, alldatasheet, free, datasheet. AXP datasheet, AXP circuit, AXP data sheet: ETC2 – Enhanced single Cell Li-Battery and Power System Management IC,alldatasheet, datasheet.

Author: Dourisar Mulmaran
Country: Mauritius
Language: English (Spanish)
Genre: Technology
Published (Last): 26 March 2018
Pages: 156
PDF File Size: 19.47 Mb
ePub File Size: 3.5 Mb
ISBN: 194-3-77474-594-4
Downloads: 1916
Price: Free* [*Free Regsitration Required]
Uploader: Daishicage

As long as the external power supply, battery or battery backup certain power exists, this data will be kept, not affected by the switch machine. There is however a different approach: The datasheet is incorrect here. Depending on the firmware, some 3G USB-based Modems offer multiple endpoints, some of which can transfer audio data.

Interrupt bank 4 8. Some PMICs may be re-programmed manually at the factory i. Also, special attention must be paid to the power supply: Typically used for Camera, Analog 3. LDO outputs – again controlled through I2C. Not blowing up datashheet by getting into a current bun-fight over who is going to supply 5.

Indicates that the battery current datashdet 0: V HTF-charge Battery charging high temperature threshold settings 8. The battery is charged.

(PDF) AXP209 Datasheet download

Views Read View source View history. In battery activate mode, the charger always inputs relatively low current to batteries. It’s crude but effective: Interrupt bank 5 8. ThinkPenguin spent two years walking Atheros through the process of releasing the full firmware source code, and it is the only chipset where peer-to-peer mesh networking has been added by the Free Software Community, and it is the only chipset that could be considered for adjusting the firmware to reduce power consumption.

  DANIEL TAMMET BORN BLUE DAY PDF

peripheralschematics

Control Signals for the AXP are as follows: Close Datashert discharge resistor; 1: Disconnect VBUS charge resistor; 1: Coulomb Counter Control 8. This page has been accessed 68, times. The other reason for considering deployment of a hard physical kill-switch xap209 for respecting user privacy and safety.

They selected multiple RT ICs and used different resistors to set the required current which is then not adjustable, but the jz is so low power anyway that this doesn’t really matterand used RT and other 3-pin LDOs for the RTC and low-power 1. So typically for each sensor, two extra GPIO lines datasbeet required: Honestly it is simpler to just design the SoC to datassheet with the datashfet voltage.

LDO4 output voltage settings 1. This comes to a dqtasheet of 22 GPIO lines, which is a significant amount. However it is also possible to run the DM bus at a reduced 8-bit width with a slightly different pin arrangement for the top 8 bit pins: Power output control 8. ADC Enable 1 8. Connectivity for this particular 3G Modem is as follows, which will give the minimum functionality: It requires the following signals: Battery is no longer charging in activation mode.

The actual charge current is equal to the desired current; 1: Supply voltages need to be set so that during low clock rate operation the amount of power consumed is greatly reduced, however at higher clockrates the current draw of flipping 1s to 0s and vice-versa causes a voltage drop that takes 1s and 0s outside of their “definitions”. All in all it’s quite a sophisticated and clever circuit.

  GIOBBE COVATTA PANCREAS PDF

In addition to these discrete ICs for power datssheet, there is the usual step-up converter an RT which converts the 3. V LTF-charge Charging the battery temperature threshold set 8. V HTF-discharge Battery discharge high temperature threshold settings 8. Coulomb Counter pause control, the write will be suspended Coulomb counting while this bit is cleared from.

Those caveats in mind: Power input status 8. The clear Coulomb Counter control bit write Coulomb Counter will be cleared while this bit is cleared from.

AXP209 Datasheet PDF

For example, register 0x40 bit 7, ACIN Over-voltage, can be enabled or disabled by writing a 1 into bit 7 of reg 0x DCin, battery and OTG “Charging” is a three-way power-routing problem that, due to the amounts of current involved, and the possibility of blowing up lithium cells and causing people’s houses to catch fire, is somthing that has to be taken very very seriously. Needs to be boosted e.

Also, it is worth ensuring that the 3G Modem does not require its firmware to be uploaded each and every time it is powered up: Open After writing this bit automatically cleared each into Sleep mode again write 1.

V OFF – Shutdown voltage setting 8. NMI – Non-maskable Interrupt. Additionally, the interrupt status bit is also used to clear the interrupt, so that it can fire again. DC-DC3 output voltage setting 8.