Documentation
		= New or updated document.
		Core processor schematics
		At the heart of a Quub stack lies the core processor. Document Rev Mod date Pages Size MEGA-Quub Pg 1 1.0 14 Nov 10 1 34k MEGA-Quub Pg 2 1.0 14 Nov 10 1 31k Schematic of the MEGA-Quub core processor board. PICAXE-Quub Pg 1 1.0 14 Nov 10 1 33k Schematic of the Picaxe 20x2-based core processor.
		Stackable schematics
		These schematics show typical stackable designs. Document Rev Mod date Pages Size Quub-MEGIO Pg1 1.0 7 Dec 10 1 40k Quub-MEGIO Pg2 1.0 7 Dec 10 1 35k Quub-MEGIO Pg3 1.0 7 Dec 10 1 36k The Quub-MEGIO features 45 IO lines and it's own ATmega1280 processor that is dedicated to controlling the IO. Quub-HMI-LED Pg1 1.0 7 Dec 10 1 35k Quub-HMI-LED Pg2 1.0 7 Dec 10 1 34k The Quub-HMI-LED features a large 3-digit LED display, 5 pushbuttons, a piezo buzzer plus rear connections to sensors and power. It can also be used as a standalone board and programmed from the Arduino IDE. Quub-4DIF Pg1 1.0 7 Dec 10 1 35k Quub-4DIF Pg2 1.0 7 Dec 10 1 34k The Quub-4DIF has a Real time clock and an interface compatible with many 4D-Systems products such as LCD/OLED/Touch panels and microDS mass storage. It can also be used as a standalone board and programmed from the Arduino IDE.
		ION schematics
		These schematics show some of the designs for IO nodules. Document Rev Mod date Pages Size Quub-ION-DIGIN 1.0 7 Dec 10 1 27k A 2 digital input IO Nodule (ION). Quub-ION-AMPS 1.0 7 Dec 10 1 28k The Quub-ION-AMPS uses a hall effect sensor to directly measuring amps in the range 0-20A. Quub-ION-TEMP 1.0 7 Dec 10 1 28k The Quub-ION-TEMP is for measuring temperature in the "normal" range of -55 to 150°C. Quub-ION-RELAY 1.0 7 Dec 10 1 21k The Quub-ION-RELAY is a voltage-free contact for switching loads up to 33W. Quub-ION-SHUNT 1.0 7 Dec 10 1 21k The Quub-ION-SHUNT is used for measuring current by amplifying the voltage across a current shunt. Quub-ION-PROTO 1.0 7 Dec 10 1 29k The Quub-ION-PROTO is designed to help the development of IONs. It features a large prototyping area plus connectors and provision to break out various types of SMD devices. Quub-ION-DIGIN 1.0 7 Dec 10 1 20k The Quub-ION-DIGIN features two digital inputs that can tolerate voltages up to ±25v and ESD voltages up to 15kv. Quub-ION-ISOLMOD 1.0 7 Dec 10 1 21k The Quub-ION-ISOLMOD is an isolation module for IONs. It can be connected between an ION and the Quub stackable board to give full galvanic isolation between the two. Quub-ION-COUNT 1.0 7 Dec 10 1 28k The Quub-ION-COUNT can be used to count or time events. Quub-ION-VOLTS 1.0 7 Dec 10 1 28k The Quub-ION-VOLTS is for measuring voltage. It autoranges so can provide good resolution from mV to 30 volts. Quub-ION-TCOUPLE 1.0 7 Dec 10 1 21k The Quub-ION-TCOUPLE measures high temperatures, up to 1000°C.