POT
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Peripheral On Top (POT)
POT Board Recommended PCB Dimension
USB/UART Programming/Console Adapter (PMPROG01)
Feature
Base on Silicon Libs CP2102 Support Virtual COM Port Device Drivers Support USBXpress™ Direct Driver Support With XH 5 pin 2.54mm pitch connector for UART connection Voltage Output on the connection is selectable to either 5V,3.3V or off On board USB-B Connector Receptor Connector J3 can direct insert into Pine A64 Exp-Bus to provide console access to Pine A64 board I/O pin are protected with ESD protector IC. On board 5x2pin connector can direct insert into Pine A64 Exp Bus for UART0 Console access Can use for programming and debugging for Wifi Remote I/O board
Related Specification and Document
POT: Veroboard (PMVRB01)
Feature
Sit on top of Pine A64 board All the header receptor will have extended length pin to allow other POT board to insert on top of it Allow easy access to all the I/O pin on the Pine A64 header On board 4pcs of LED with current limiting resistor all direct connect to I/O pin for status indicator On board 4pcs of Tact switch On board XH5 2.54mm pitch connector for UART0 allow easy connection to USB/UART adapter for console access
POT Veroboard on Pine A64
POT Veroboard 2 board stack on top of Pine A64
POT: Multi I2C Bus (PMI2C01)
Feature
Sit on top of Pine A64 board All the header receptor will have extended length pin to allow other POT board to insert on top of it Allow easy access to all the I/O pin on the Pine A64 header 2 channel of I2C bus is wire out for easy access I2C bus repeater IC (PCA9517A) are included in each I2C bus to allow connection of more devices on each bus Support 3.3V and 5V I2C bus for each channel separately On Board separated 3.3V supply regulator for 3.3V I2C Bus Each I2C bus pin are protected with ESD protector devices Each channel consist of 4 pcs of XH 4 pin 2.54mm pitch connector and 2 pcs of XH 5 pin 2.54mm pitch connector For the XH 4 pin connector, will consist of GND,SCL,SDA,5V pin For the XH 5 pin connector, will consist of GND,nINT,SCL,SDA,5V pin 5V supplier is direct connect from Pine A64 adapter's supply thus prevent over loading Pine A64 board The nINT pin will allow peripheral with interrupt pin link back to the Pine A64 I/O pin
Related Specification and Document
NXP AN10658 Sending I2C-bus signal via long communication cables
NXP AN11075 Driving I2C-bus signals over twisted pair cables with PCA9605
Program to Enable I2c Port internal pull with full source code
POT: Shield Adapter (PMARD01)
Adapter for Arduino Shield Separate on board LM1117 3.3V LDO for the Shield Base on Maxim MAX11609 on ADC input. Allow up to 5V analog signal Extra 5V input DC jack socket (suitable for 4.0mm X 1.7mm DC Jack) for extra input power
Related Specification and Document
I2C Device: Humidity and Temperature Sensor (PMSDP01)
Feature
Base on Silicon Labs Si7021 I2C Humidity and Temperature Sensor High Accuracy Temperature Sensor ±0.4 °C (max), –10 to 85 °C 0 to 100% RH operating range Up to –40 to +125 °C operating range On board 3.3V regulator 2pcs of XH 4pin 2.54 mm pitch connector to allow daisy chain of multiple I2C sensor
Related Specification and Document
I2C Device: Ambient Light Sensor (PMSAL01)
Feature
Base on TAOS/AMS TSL2561T I2C Light Sensor Approximates Human Eye Response Programmable Interrupt Function allow user defined upper/lower limit trigger threshold Automatically rejects 50/60Hz lighting ripple Build with 2 channel of photodiode/ADC to allow more accurate calculation of light intensity (in Lux) Can support up to 3pcs of sensor in the same I2C channel On board 3.3V regulator 2pcs of XH 5pin 2.54 mm pitch connector to allow daisy chain of multiple I2C sensor
Related Specification and Document
WiFi Remote I2C (PMWF01A)
Feature
Base on ESP8266 Wifi Chipset Connect to Wifi AP On board chip antenna or U-FL connector for external antenna On board relay contact (TE PCJ-105D3M with 3A 275Vac Contact) with screw type terminal contact to support AC Line On/Off On board 1pc Tact-switch XH 5 2.54mm pitch connector connecting I2C device XH 6 2.54mm pitch connector for GPIO/SPI/PWM output XH 2 2.54mm pitch connector for system power 5V input or output DC Jack socket (suitable for 4.0mm X 1.7mm DC Jack) for system power input UART Port connector ready for on chip programming using USB/UART Programming/Console Adapter (PMPROG01) 2pcs of XH 5pin 2.54 mm pitch connector to allow daisy chain of multiple I2C sensor
Further Detail info on the module can be found at WiFi Remote I2c Quick Start Guide wiki page
Related Specification and Document
Inter Connection Wire
