Camera Protective Box Case

Protective hard case for camera or video equipment.
Comes with protective foam that allows you to easily tear it to fit your equipment shape and sizes.

Large giant protective case with handle and rugged wheels to transport full camera, video and audio equipment to site.

HC-40
HC-41

Check out this page to buy from a selection of protective box cases for your camera equipment.

Many sizes to choose from.

Click here to buy.

Delivery available in Singapore.

USB Data Blocker

Safe charging with USB Data blocker. By PortaPow.

A dongle adaptor device to protect your mobile phone from hackers while charging your mobile phone in the public facilities. Stay safe while charging and protect your privacy from hackers. A must have data protection condom for your mobile phone.

Juice Jacking (Phone Hijacking)

A new method of mobile phone hacking known as Juice Jacking is used by hackers to hijack your phone. Mischievous virus program can infect your mobile phone via a public charging station.

Once your phone is plugged in the USB port, your phone will gets the infection. The malware infection will remains inside your mobile phone even when it has already been unplugged from the mischievous charging station. This allows the hackers to sniff on your online communication activities, your banking information, and sensitive data stored inside your phone.

How to use this Data Blocker?

Charge your phone smartly.

Stay vigilant and protect your phone today by plugging in this Datablocker device between your mobile phone and a public charging station. This will prevent the infection to your phone and hence ensuring that you are safe from hacker.

Where to Buy Data Blocker for your mobile phone?

You can buy this safe charging adapter from our online store.

Click here to buy you Data Blocker today.

Touchless Lighting Wall Switch

Touch-less lighting wall switch. Switch On/Off your room lighting without touching the wall switch.

Suitable for installation at public area or high traffic user premises.

Reduce germs bacteria virus condemnation.
Minimise touch surface that can have direct contact with Covid virus.

Touchless Lighting Wall Switch
Video Demonstration

Build-in electronic IR sensor is sensitive to hand activation on the wall switch. Wave one time to turn on the lights and wave again to turn it off.

Simple and sensitive touchless hand wave wall switch sensor. Very simple to use.

Contact us at sales@pic-control.com for further information.

Check out our series of touchless contactless electronic wall switches for your other application.

Buy IC Chips | Singapore

IC Chip Stocks available from PIC-CONTROL.

These are IC chips that we have now that were left over from our old projects.

If there is a chip here that you are searching for to buy, you can contact us by email or Whatsapp. Click here to contact us.

If you are facing chip shortage issue, we can also help you to assess for design change or modification of the circuit to overcome IC chip shortage problem.

Microcontroller IC Chips

IC Chip Part NumberQty Stock Available
PIC10F322T-I/OT2
PIC16F18313-I/SN27
PIC16F18325-I/ST100
PIC16F18326-I/ST1
PIC16F18344-I/SS22
PIC16F18346-I/SS21
PIC16F18456-I/SS0
PIC24FJ256GA70213
PIC16F145425
PIC16F14551
DSPIC33FJ128GP804-E/PT7
DsPIC33FJ256GP506A-I/PT12
PIC16F18323-E/SL11
PIC12F1840-I/SN3
PIC24FJ64GB002-I/SS1
DSPIC30F20120
IC Chip Part NumberQty Stock Available
PIC18F67J50 64 pins
PIC18F6722 64 pins
PIC24FJ256GB106 64 pins
Attiny44A SOIC-14
ATMEGA328PB-AU TQFP-32
ATMEGA32U4-AU TQFP-44
ATMEGA16U2 TQFP-32
dsPIC30F4013 DSP, 40 pins
DSPIC33FJ256GP506A-I/PT
DSPIC33FJ128GP804-I/PT
dsPIC30F20102
dsPIC30F30103
dsPIC30F30123
dsPIC30F30133
dsPIC30F401113
dsPIC30F40126
PIC12F6753
PIC12F6833
PIC16C7456
PIC16LF84A3
PIC16F628A14
PIC16F6843
PIC16F6886
PIC16F8810
PIC16F7676
PIC18F132010
PIC16F84A7
PIC16LF876A8
PIC18F22203
PIC18F23206
PIC18F23313
PIC18F24103
PIC18F2423
PIC18F24209
PIC18F24503
PIC18F2483
PIC18F2523
PIC18F25393
PIC18F2589
PIC18LF13207
PIC18LF2523
PIC18LF25201
PIC18LF25503
PIC16F648A8
rfPIC12C5094
PIC18F25536
PIC16C7659
PIC16F743
PIC16F7773
PIC16F874A3
PIC16F876A26
PIC16F88620
PIC16F877A42
PIC16LF877A10
PIC18F245512
PIC18F255014
PIC18F43206
PIC18F455018
PIC18F44313
PIC18F44559
PIC18F4526
PIC18F45209
PIC18F45253
PIC18F45396
PIC18F45812
PIC18LF4522
PIC18F46103
PIC18F462017
PIC18F46853
PIC18LF45205
PIC18LF45506
PIC18LF4582

Other IC chips available in stock

IC Chip Part NumberQty Stock Available
ENC28J607
MAX3232 SOIC16
LM5575
LM3224
LM2574M-ADJ
MAX668, MAX669, MCP1630
MAX4126, MAX4132, CA3130, ISL2827, ADR821
MAX4242
MAX4332
MCP111, MCP112
MCP9700
L6203
L298N
ADT7410TRZ
MMA7660FCT
PCF8574AT
MAX253
ADM3260ARSZ
MAX5400
MAX5401
MAX5402
MX536,LTC1968 (LTAFG), LTC1966 (LTTG)
AD71056ARZ, ADE7768ARZ, ADE7769ARZ
LM2588S-ADJ
LM2596S-5.0
LM2678S-5.0
LM2679S-5.0
ADG453, ADG452, ADG451, AS1500, AS1503
MCP3906A
ADE7753ARSZ
ADE7169ASTZF16
A1389LLHLT
A1324LLHLX
A1302KUA
A1321
ISL28276FBZ
ISL28218FBZ
LM336
Rclamp 0502A
LM258
MAX4562
MAX4574
TMP006
LM358DG, LMV358MMX, LM358DR
LM386M-1
HT9170D
INA126
MCP6N11
MCP73871
BMP085
TPS61200
TSC101BILT
CSD16322Q5C, CSD16325Q5C
A4915MLPTR-T
MTS2916A-HGC1
A4989 TSSOP-38
MCP8024T TQFP-4
L297D SOIC-20
DRV8805PWP HTSSOP-16
AD7781
25AA010A
TC77
TMP100
MAX3232

DIP package IC chips in stock

AD558JN 7 Mixed Signal 8bits DAC digital to analog converter

74LS245N 7 Digital Logic OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS

AD574AJN, AD670JN, AD570JD Mixed Signal ADC, Analog to Digital converter

ADDAC80N, DAC0832 Mixed Signal DAC, Digital to Analog converter

AD834JQ Analog 500 MHz Four-Quadrant Multiplier

74LS259 Digital Logic 8-Bit Addressable Latches

74LS137 Digital Logic 3-LINE TO 8-LINE DECODERS/DEMULTIPLEXERS

WITH ADDRESS LATCHES

MA 339, 349, 03JB291 Analog Murata Japan gyro sensor

AD7523 Mixed Signal 8-bit multiplying DAC

TL16C550 2 Communication ASYNCHRONOUS COMMUNICATIONS ELEMENT, serial communication buffer

MAX233 4 Communication rs232 transceiver, without external capacitors

UC3906, bq2031 Lead-Acid Battery Charger

TCM680 9 Power Supply dual charge pump voltage converter Vout= +2Vin -2Vin

LM231, AD7742 Analog Voltage to Frequency Converter

LM2917 7 Analog Frequency to Voltage Converter

LBC180A 5 Communication RS485

MC145026 1 Communication data encoder decoder

LMC567 5 Tone Decoder

74LS00 2 Quad 2-Input NAND Gate

74LS04 9 Digital Logic Hex Inverting Gates

74LS08 5 Digital Logic Quad 2-Input AND Gates

74LS14 1 Digital Logic Hex Inverter with Schmitt Trigger Inputs

74LS15 5 Digital Logic TRIPLE 3-INPUT AND GATE

74LS32 2 Digital Logic Quad 2-Input OR Gate

74LS93 1 Digital Logic Decade and Binary Counters

74HCT123 3 Dual retriggerable monostable multivibrator with reset

74LS138 1 Digital Logic Decoder/Demultiplexer

74LS164 4 Digital Logic 8-Bit Serial In/Parallel Out Shift Register

74LS245 1 Digital Logic 3-STATE Octal Bus Transceiver

LBC179A 5 PCI/ISA Single Board Computer

LM311 2 Voltage comparator

DS1267 8 Dual Digital Potentiometer Chip

DS1869 6 3V Dallastat Electronic Digital Rheostat

DS275 2 Line-Powered RS-232 Transceiver Chip

MAX3100 16 SPI/Microwire-Compatible UART

MAX4623 2 Analog Switches 00175

MAX4700 2 Analog Switches 00176

MAX1062, MAX4584 Mixed Signal DAC digital to analog convertion, serial control video audio switch

MAX527 2 Mixed Signal Octal / 13-Bit Voltage-Output DAC with Parallel Interface

MAX731 2 Power Supply +5V/Adjustable Step-Up Current-Mode DC-DC Converters

MAX735 2 Power Supply -5V/Adjustable / Negative-Output /Inverting / Current-mode PWM Regulators

MAX736 2 Power Supply -5V /-12V /-15V / and Adjustable Inverting Current-Mode PWM Regulators

MAX751 2 Power Supply +5V-Output / Step-Up / Current-Mode PWM DC-DC Converter

MAX489 2 Communication 15kV ESD-Protected / Slew-Rate-Limited / Low-Power / RS-485/RS-422 Transceivers

MX7821 2 Mixed Signal 660ns P-Compatible / 8-Bit ADC with Track/Hold

MAX2450, MAX797, MAX4518, MAX4600, MAX4547. MAX319, MAX667, MAX1672, MAX775, MAX660, MAX1763, 1674, 1675, 4586, MAX4548, MAX2463, MAX797, MAX1654, 1744 MAX SMD IC

PIC18F67J60, dsPIC30F6014, MCP3909, MCP3906, PIC18F8520, PIC18LF8720, PIC16C926, rfPIC12F675, rfRXD0420 microchip SMD IC, Ethernet

MCP18480, TC1320, TC1321, MCP18480, MCP6293, PIC16F877A DAC, digital to analog convertion

TC120303, TC1240, TC115301, TC115501, TC115301, TC572502, TC573302, MCP1252, MCP1253 microchip SMD mcp tc series, charge pump voltage regulator 5.0V 3.3V

enc424j600 1 Communication Ethernet controller, SPI

4049, MC1488, 74HCT05 Digital Logic NOT gate, hex inverting buffer, NAND gate, Quad Line EIA−232D Driver, hex inverter, not gate

ADG511, ADG512, ADG513 Analog Switches analog switch

PIC18F2525, PIC18LF2620 Microcontroller 28 pins

SN74HCT595 8 Digital Logic serial in, parallel out, data shifter

74HC244N 4 Digital Logic Octal Buffer And Line Drivers with 3-State Outputs Features

dsPIC30F2010 45 Microcontroller DSP, 28 pins

dsPIC30F2012 0 Microcontroller DSP, 28 pins

dsPIC30F3010 3 Microcontroller DSP, 28 pins

dsPIC30F3012 3 Microcontroller DSP, 18 pins

dsPIC30F3013 3 Microcontroller DSP, 18 pins

dsPIC30F4011 13 Microcontroller DSP, 40 pins

dsPIC30F4012 6 Microcontroller DSP, 40 pins

ENC28J60 7 Microcontroller Ethernet controller, SPI

PIC12F675 3 Microcontroller 8 pins

PIC12F683 3 Microcontroller 8 pins

PIC16C745 6 Microcontroller alternative PIC18F4450, USB, 28 pins

PIC16LF84A 3 Microcontroller 18 pins

PIC16F628A 14 Microcontroller 18 pins

PIC16F684 3 Microcontroller 14 pins

PIC16F688 6 Microcontroller 14 pins

PIC16F88 10 Microcontroller 18 pins

PIC16F767 6 Microcontroller 28 pins

PIC18F1320 10 Microcontroller 18 pins

PIC16F84A 7 Microcontroller 18 pins

PIC16LF876A 8 Microcontroller 28 pins

PIC18F2220 3 Microcontroller 28 pins

PIC18F2320 6 Microcontroller 28 pins

PIC18F2331 3 Microcontroller power control, 28 pins

PIC18F2410 3 Microcontroller 28 pins

PIC18F242 3 Microcontroller alternative PIC18F2420, 28 pins

PIC18F2420 9 Microcontroller 28 pins

PIC18F2450 3 Microcontroller USB, 28 pins

PIC18F248 3 Microcontroller ECAN, 28 pins

PIC18F252 3 Microcontroller 28 pins

PIC18F2539 3 Microcontroller Motor, 28 pins

PIC18F258 9 Microcontroller 28 pins

PIC18LF1320 7 Microcontroller 18 pins

PIC18LF252 3 Microcontroller alternative PIC18F2520, 28 pins

PIC18LF2520 1 Microcontroller 28 pins

PIC18LF2550 3 Microcontroller USB, 28 pins

PIC16F648A 8 Microcontroller 18 pins PIC16F628 compatiable

rfPIC12C509 4 Microcontroller

24AA08 5 EEPROMS 8kbits, I2C

24FC1025 8 EEPROMS 1025kbits, I2C

24LC552 3

25AA256 3 EEPROMS 256kbits, SPI

25LC256 6 EEPROMS 256kbits, SPI

93C86C 3 EEPROMS 16kbits, Microwire

MCP2120 6 infrared encoder/decoder, IrDA protocol

MCP2150 3 infrared encoder/decoder, IrDA protocol

MCP25055 3 Mixed Signal Input/Output Expander. 8 digital I/O, 4 10-bit A/D converters, 2 PWM outputs, one-wire line driver

MCP2510 3 CAN (Control Area Network) controller

MCP2515 5 CAN (Control Area Network) controller

MCP3008 1 10-bit Analog-to-Digital Converter (ADC)

MCP3304 6 13-bit Analog to Digital Converter (ADC)

MCP4921 3 DAC 12-bit, 1 channel

MCP4922 3 DAC 12-bit, 2 channel

MCP5151 3

MCP6549 3 quad comparator

MCP6S21 12 Programmable Gain Amplifiers

MCP6S22 9 Programmable Gain Amplifiers

MCRF450 3 RF

MCRF452 3 RF

TC1232 3 supervisor, watchdog, voltage monitor

TC1264 3 low dropout regulator

TC1265 3 low dropout regulator

TC1413 9 3A CMOS buffer/drivers

TC4403 3 high-current pulses driver

TC4420 3 6A (peak),single output MOSFET drivers

24AA1025 3 EEPROMS 1025kbits, I2C

PIC18F2553 6 Microcontroller USB

TC4423 6 buffer/drivers

TC4424 6 buffer/drivers

TC4425 3 buffer/drivers

TC4467 6 four-output CMOS buffer/drivers

TC4468 6 four-output CMOS buffer/drivers

TC4469 3 four-output CMOS buffer/drivers

TC514 3 ADC 17bits

TC620 3 temperature sensor

TC622 3 temperature sensor

TC623 3 temperature sensor

TC534 3 ADC 17bits, SPI

bq4852 RTC Module With 512Kx8 NVSRAM

TC9400 14 voltage-to-frequency

TC9401 20 voltage-to-frequency

TC9402 12 voltage-to-frequency

TC850 3 ADC (15bits)

TC820 3 ADC

TC7106A 6 ADC

TC7107A 3 ADC

TC7117A 3 ADC

TC7129 9 ADC

TC4421 25 high current buffer/drivers

TC4422 22 high current buffer/drivers

MCP6S26 24 Programmable Gain Amplifiers

MCP23016 12 parallel I/O expansion for I2C™Compatible bus

PIC16C765 9 Microcontroller USB, 40 pins

PIC16F74 3 Microcontroller 40 pins

PIC16F777 3 Microcontroller real time clock, 40 pins

PIC16F874A 3 Microcontroller alternative PIC16F884, 40 pins

PIC16F876A 26 Microcontroller 28 pins

PIC16F886 20 Microcontroller 28 pins

PIC16F877A 42 Microcontroller 40 pins

PIC16LF877A 10 Microcontroller 40 pins

PIC18F2455 12 Microcontroller USB, 28 pins

PIC18F2550 14 Microcontroller USB, 28 pins

PIC18F4320 6 Microcontroller 40 pins

PIC18F4550 18 Microcontroller USB, 40 pins

PIC18F4431 3 Microcontroller power control, motion feedback, 40 pins

PIC18F4455 9 Microcontroller USB, 40 pins

PIC18F452 6 Microcontroller 40 pins

PIC18F4520 9 Microcontroller 40 pins

PIC18F4525 3 Microcontroller 40 pins

PIC18F4539 6 Microcontroller motor control, 40 pins

PIC18F458 12 Microcontroller alternative PIC18F4580, 40 pins

PIC18LF452 2 Microcontroller alternative PIC18F4520, 40 pins

PIC18F4610 3 Microcontroller 40 pins

PIC18F4620 17 Microcontroller 40 pins

PIC18F4685 3 Microcontroller ECAN, 40 pins

PIC18LF4520 5 Microcontroller 40 pins

PIC18LF4550 6 Microcontroller USB

PIC18LF458 2 Microcontroller alternative to PIC18F4580

Consultant for global IC chips shortage

We are a electronic specialist helping businesses to solve problems in the electronic industry.

Since year 2020 there has a global chip shortage trend. This is brought in by the Covid pandemic. Demand for electronics has massively increase. The semiconductor factories around the world has not been able to keep up with the global demand.

This chip shortage is projected to last till at least 2023. This boom in electronic demand is likely going to affect many electronic business. Sales will be affect and price of IC chips is likely having an upward pressure with the shortage.

Typically lead time of 3 months chip delivery has already increase to 12-24 months (as of 23rd Nov 2021). This long lead time is a big pressure to the electronic industry.

With panic buyers buying and hogging on to stocking up more electronics chip for their own use, or for their own profiting, this will even squeeze the market to an even higher demand. It is projected that this shortage situation is going to last at least till year 2023.

https://www.straitstimes.com/business/global-chip-shortage-may-last-until-2023-says-chipmaker-infineon-ceo

Preventive measure and preparation
from PIC-CONTROL

PIC-CONTROL style of designing electronic product is by using parts/components that are easily available on the market. Pricing is typically better and we seldom will face IC chip or electronic components shortage.

Even when the IC chip ran out of stock, we can help our client to re-design their existing product so that it can retain its function through the use of alternative compatible IC chips. Our strength in electronic design.

We also provide services to help our client to research for IC chips alternative so that they are replace their existing components. Design adapter to replace them with compatible chips.

Solution to chip shortage problem

If you need expertise consultation to your current chip shortage issue, feel free to contact our sales engineer at PIC-CONTROL

Click here to contact us.

Trellis Automated Roof Panel System

Product by Sunshade Trellis System Pte. Ltd. (Singapore)
Visit website: https://sunshadetrellis.wixsite.com/home

Introduction

Automatic motorised Trellis system to shelter you from wet rain and hot sun shine, while you still get the fresh airy breeze. Louvered roof panel system installed with a rain sensor to automatically close the panel when it rains.

Installed Examples of Trellis Roof Shade System

Airy indoor open space using Trellis roof system.

The trellis roof can also be installed for indoor/outdoor balcony to create a spacious cool and relax area.

Feel the outdoor air breeze without too much hot and sunny sun shine. Nice natural lighting and cool open space.

This aluminum roofing system is designed to be light weight yet robust against strong wind and rain fall. Suitable for indoor and outdoor installation.

Trellis open close roof shade system for outdoor swimming pool.

Trellis roof system provides shades for your outdoor pool during a sunny day as well as raining days.

When the weather is good, the trellis can be open up to allow for shine and breeze through the open area.

Enjoy your pool with comfort.

Trellis shade roof system for indoor corridor.

This is an indoor trellis roof canopy structure installation for a corridor inside the house.

Allows outside natural light and air breeze to enter into the house.

Makes the house cooler, brighter while using less energy.

The rain sensing mode will automatically close up the trellis to ensure that your indoor environment is keep dry and clean.

Operating Instruction

The trellis roof control is simple to operate. One button to open and another button to close the trellis.

The trellis system also comes with a rain sensor. When rain is detected, the trellis shelter can automatic close up itself so that your corridor stays dry.

An optional external buzzer can be install for auditory feedback to the user.

Opening Closing Trellis

A single push and release on the open button, the trellis will open to its preset half opening position. This preset position can be adjusted form the blue color POT on the circuit board. Another push and release will fully open the trellis.

A single push and release to the close button will fully close the trellis.

For controlling of the trellis opening to your preference, you can simply push and hold the button, to open/close the panel, and release the button when the panel reaches the position that you want.

Rain Detection

Rain detection mode can be activated to automatic control the trellis when it rains. The trellis will automatically be closed and do not allow to be open until the water gets dry out.

To open the trellis manually while the trellis is still wet, you have to switch off the rain detection mode first.

User can select this rain detection mode via a switch. The rain sensor mode indicator will get light when this mode is selected. When it is in OFF mode, the indicator will be turned off. This indicator will blink when rain is detected. If the rain mode is switched ON, the lighted indicator will starts to blink when rain is detected. Even if the rain mode is switched OFF, the indicator light will still blink when rain is detected, just that the blinking rate is slower.

System Connection Wiring

This section shows how

Wall switch to open/close the Trellis and to set for rain sensing.
Wiring Connection Diagram (for single bay Trellis installation)

Low cost rain sensor can be connected to this board to detect raining event. If the rain sensing mode is active, the trellis will automatically close itself to shelter away from the water. If you like the trellis to reacts faster to the rain, you can choose to install optical rain sensor instead. It is more precise in the rain sensing and can react faster to raining and rain stopping. You can order optical rain sensor from PIC-CONTROL.

Trellis Roof Controller Board

This is the main controller board for the trellis automated roofing system. It is the main board for driving the geared DC motor of the trellis system. Design to drive geared DC motor with a rating at about 1A (when it moves), and a stall current at about 8A to 10A.

The following is the description of the controller board.

Electronic controller circuit board for Trellis Roof Shade System.

(01) 230Vac mains incoming power input

230Vac is required for charging of the SLA battery.

(02) Indicator for 230Vac incoming power

Green indicator will gets lighted up when there is power coming from the 230Vac input.

(03) Fuse for 230Vac

Fuse of 1A is recommended for protection from the 230Vac incoming mains power source.

(04) Fuse for Battery

Fuse of 10A to 15A is recommended for protection from the battery.

(05) SLA Battery

Sealed Lead Acid Battery. Recommending 12V 1.3Ah capacity battery (97 x 43 x 51mm). Larger size 12V 7Ah SLA battery (152 x 66 x 94mm) can also be use.

This battery is used for driving the DC motor of the Trellis.

(06) Indicators for Trellis motor

When the controller is driving the Trellis motor to close, Green indicator will gets lighted up. For opening of the Trellis, Yellow indicator will gets lighted up.

(07) Motor Wire polarity (closing the Trellis)

Motor wire polarity for closing the Trellis panel is motor positive terminal on the left (pin 1), and negative terminal on the right (pin 2). Apply this polarity should activate the motor to close the Trellis.

(08) DC Motor output

DC motor output is design for driving a DC motor up to a maximum current of 10A. Typical operating current is about 1A, and can spike up to 8A to 10A when the motor is in a stalled position.

(09) Mounting Holes M3 x 4

Mounting holes available at the 4 corner of the board. Design for M3 screw mounting. Distances between the mounting holes are about 91.5mm apart.

(10) Onboard indicators

Indicators onboard for technician monitoring and troubleshooting use.

(11) Rain Sensor interface

This interface allows a simple resistivity rain sensor to be connected via two wire, signal and ground pins.

It can also connect to a more sensitive and responsive optical rain sensor for a better user experience.

(12) User switches and buzzer interface

Switch buttons for user to control and beep sounder feedback.

  • Open Trellis
  • Close Trellis
  • Rain Sensing Mode
  • Bay Select
  • Beep Sounder

(13) External Indicators

User indicators for operation and monitoring.

  • RUN
  • ERROR
  • RAINING
  • BAY 1 (available in 4 bay controller board)
  • BAY 2 (available in 4 bay controller board)
  • BAY 3 (available in 4 bay controller board)
  • BAY 4 (available in 4 bay controller board)

(14) Debugging port

USB debugging port for monitoring purpose. It is a virtual serial communication port with the following settings,

  • baud-rate 115200bps
  • No Parity
  • 8 Data bits
  • 1 Stop bits

(15) DIP switches

— Not available —

(16) Test switch

— Not available —

(17) Trellis position adjustment POT

When the open button is pressed for the first time from the Trellis panel closed position, the panel will open to the half open panel position. This half open panel position can be adjusted to your preference by adjusting this (17) Trellis position adjustment POT.

Battery Power and Protection System

The whole system is powered by a 12Vdc SLA Battery (Sealed Lead Acid Battery). A battery capacity of 1.3Ah is enough for typical operation.

The charging of this SLA battery is supplied via the 230Vac power input. This power do not supply power to the trellis. It is only used for charging the connected SLA battery. If the SLA battery is not connected, the system will not be able to operate correctly. This 230Vac do not have enough power to drive the trellis motor. A 1.3Ah SLA battery capacity can drive the Trellis for about 30min to 60min without any charging. It is ok to install a high capacity battery if want the system to operate longer when AC power is not available (A power blackout scenario).

A battery monitoring is designed onto the system. If the voltage level of the battery falls below a healthy level, the ERROR indicator will start blinking. When this happens, the controller will only allow user to close but not open the trellis. This is to protect the battery from over draining itself, and to conserve the energy so that it can have enough power to close up the trellis when it detect rain. If the blinking appears, you can simply wait for a while. The battery will be charged up, and allow for normal operation again. This can happen when someone is operating the trellis for a continuous period of 30min or more, or if the battery becomes faulty after long use.

It is recommended to replace the battery every 4-5 years of operation.

The system ERROR indicator will appeared to blink faster if the battery is suspected to be faulty. If this happens, leave the system alone for 24 hours. If the ERROR indicator blinking persist, please contact for technical support. It could likely be cause by the following…

  • No incoming 230Vac power supply.
  • Faulty charging circuit.
  • Battery is faulty (normal wear & tear).

The technician will diagnose and help you rectify the problem.

Technical Specification

  • Board power consumption is about 1W, up to 12W max
  • AC Power Input: 230Vac 0.1A (for battery charging purpose)
  • DC Power Input: Sealed Lead Acid Battery SLA 12Vdc 1.3Ahr (for motor operation)
  • Output driver support geared DC motor of 12Vdc 1A (10A max rating)
  • Support low cost resistive, or high precision optical rain sensor.

Cable current capacity for the Battery and Motor can operate peak at about 10A. Cable gauge size of AWG16 is recommended.

Trellis Controller Board Dimension

The physical board size is about 99 x 99 x 36mm.

Propose M3 mounting hole position is 91.5 x 91.5mm.
(mounting hole size is 3.2mm, suitable for M3 size screws)

Trellis Controller Board Dimension

The weight of this board is about 350g.

Deployed Site Installation

This is a installation for a single bay Trellis controller.

The board requires a 12Vdc Seal Lead Acid battery to function and for powering up the motor. Battery as small as 12Vdc 1.2Ahr battery can be use. (can continuously operates for about 45 minutes without the charging 230Vac power mains)

Trellis controller installation

Troubleshooting

Symptom ObservationPossible Cause
Error Buzz ToneThis is the most common feedback from a user. A low sound tone sounded when the switch is pressed. This can occurred when the Trellis is not allowed to be opened when it is raining and the rain sensing function is enabled.

Error buzz tone will also sound when you are trying to open the Trellis when the battery charge is low or the battery is faulty.
ERROR Indicator Blinking (slow).Battery voltage is low. Low in charge. This may also happen if 230Vac is not connected, or the charging circuit is faulty. If the system has been operating open/close action for long period of time, this may happen too. To conserve energy during this period, the Trellis can be close but cannot be open. You can wait for 24 hrs for the battery to be charged up before you can operate it normal again.
ERROR Indicator Blinking (fast).Battery voltage is super low. Battery probably needs a replacement.
Please call for technical support.
Cannot open Trellis.Check if ERROR indicator is not blinking. If it is blinking, read up the possible cause above. You can

If the Rain indicator is blinking.
The Trellis will not allow to be open, if battery level is low. You can wait for 24 hrs for the battery to be charged up, and attempt to open again.
The trellis will also not open if the rain sensing is enabled and water is detected. You can disable the rain sensing function, and open the Trellis.

If no indicator is blinking and the Trellis cannot be open, please call for technical support.
Cannot close Trellis.Please call for technical support.
Trellis do not automatically close when it rains.Please ensure that the rain sensing mode is enable.
If rain sensing mode is enabled and the Trellis do not close automatically when it rains, please call for technical support.

Board Voltage Measurement Test

When doing this measurement to test if the board has all the voltage at the correct level, the battery has to be disconnected, and the AC main power input has to be switched on.

With reference to the Gnd pin, the voltage measured from the board labelled no. 1 to 4 should be as follows,

  1. Vcharge = 14.4V ±0.2V (battery charging voltage)
  2. Vbatt = 13.7V ±0.2V (battery voltage)
  3. Vcc = 13V ±0.2V (unregulated supply to the circuit)
  4. 5V = 5V ±0.06V (regulated supply to the circuit)
Checking voltage measurement point on the board.

Fast measurement tips:

The voltage different between point 1 and 2, point 2 and 3 is about 0.7V differences.

Contact Us for further details.

This system is designed and sold by Sunshade Trellis System Pte. Ltd.

Contact them at +65 6368 9800 (office phone), sunshadetrellis@outlook.com (email)

Click here to visit their website at https://sunshadetrellis.wixsite.com/home

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Voltage Converter (DC-DC Power Supply)

This is a highly efficient voltage converter power supply. Provides you with the precise voltage that you need for your project and testing purpose.

Providing you with your desired output voltage power from any DC voltage source for exmple, battery, power supply, power bank.

Small and light weight. Suitable for portable on-site or indoor desktop use.

Features

  • Adjustable output voltage from 0Vdc to 50Vdc (up to 5A, 250W)
  • Can set current limit output.
  • Precision output settings.
  • DC barrel socket or pluggable terminal connection for input/output source.
  • Accept input from 6Vdc to 55Vdc.
  • Memory settings
  • Multiple display mode for voltage, current, power, energy and real time graphical graph.

Step down, step up Converter

This voltage converter allows a wide range of input voltage power supply from 6Vdc to 55Vdc.

You can adjust the output voltage with the user turn-knob. This voltage converter power supply will step-down or step-up to your desired output.

Power Supply Input/Output

Accept wide input voltage from 6Vdc to 55Vdc.

Adjustable output voltage 0Vdc to 50Vdc, and current limit up to 5A.

High power supply with total power output up to 250W.

It is easy to connect to this converter.

You can power up this unit (Vin) through a DC barrel jack connector (OD 5.5, ID 2.1mm), or bare wire through the pluggable screw terminal connector. (the connector on the left side)

You can tap the converted voltage power (Vout) from the same connector type. (the connector on the right side)

Power Display Mode

You can access the display mode by turning the user turn-knob.

Display mode available

  • Voltage and current display
  • Power and wattage display
  • Real time voltage/current graph display
Voltage Converter Display Mode (DC-DC Power Supply)

Operating Instruction

  1. Power up the voltage converter with external DC power supply.
  2. Set the output voltage. Select the button <V>. Press down the knob click to select the number position that you want to change. Turn the knob to adjust the voltage value.
  3. Set the output current limit. Select the button <A>. Similar to step 2, use the knob to adjust the current limit.
    Setting current limit ensure that the output current will not be more than what you have set.
  4. Press the On/off button (below the turn-knob) to switched on the output supply.
Voltage Converter Display (DC-DC Power Supply)

Physical Dimension

Size about 128 x 80 x 70mm.
Weight about 300g

To order, you can click here to contact the sales from PIC-CONTROL.