Sample Routines

Newer Material.

• Use of a Microchip TC4469 Quad FET Driver to Control a Bipolar Stepper
• Interfacing with the MCP3202 Dual 12-bit A/D using Hardware SPI
• Interfacing with MCP3421 / MCP3422 / MCP3424 18-bit Sigma Delta A/Ds

• Interfacing with a MLX90614 IR Temperature Sensor

• Linearizing an NTC Thermistor to Simplify Calculations

• Interfacing with an AHT11 Analog Humidity Temperature Sensor

• Measuring Distance with an SR04 Ultrasonic Rangefinder

• Carroll County ARC PICAXE-20X2 Demo Thanks for a great time! Schematic

• Measuring Temperature with a Microchip MCP9701.
• Real Time Plotting of Temperature using Selmaware Stamp Plot Pro.

The following routines for interfacing with Dallas 1-wire devices were written using the PICAXE-20X2. They use the OWOut and OWIn commands.

• Interface with DS2438 (Temperature & A/Ds)
• DS2450 Quad A/D
• DS2423 Dual 32-bit Counter

Older.

• PICAXE-08 Routines
• Use of a PICAXE-08 as a WatchDog Timer (coming soon).

• Use of the PICAXE-08M as slaves for PWM applications. Interface with Basic Stamp.

• A Logic Monitor using a PICAXE-08M
• A Three Point Temperature Monitor using Dallas DS18B20 Sensors PICAXE-08M

• Simple LED Flash Routine - 18X
• Using Inputs and Outputs - 18X

• Use the the Peek and Poke Commands to Conserve RAM memory

• Control of a UniPolar Stepper - 18X
• Control of two UniPolar Steppers - 18X
• DC Motor Control using the PWMOut Command - 18X

• A 38 kHz Infrared Object Detection Scheme.

• Interfacing with an LM34 Temperature Sensor
• Measuring Temperature using a Analog Devices TMP04
• Measuring Temperature using an NTC Thermistor using Table Lookup

• Interfacing with 7-seg LED Displays using a 74HC595.
• Interfacing with a MAX7219 Eight Digit Controller, 7-Seg LEDs.
• Interfacing with a MAX7219 Eight Digit Controller, Discrete LEDs.

• Interface with a MAX6674 / 6675 K-Thermocouple to Digital Converter - Partially completed.
• Interface with a DS18B20 Temperature Sensor - 18X
• Interfacing with SPI devices, Interfacing with a Microchip MCP3208 and Measuring Barometric Pressure
• Coming Soon.Non Contact Temperature Measurement using a Smartec SMT-IR-9902 Infrared Sensor. The discussion will cost $2.00.
• Interfacing with an MCP3202 Dual 12-bit A/D
• Interfacing with an MCP41010 Dual Pot (SPI)

• Measuring Relative Humidity using a Humirel HS1101 Capacitive Sensor
• Measuring Relative Humidity with a Honeywell HIH-3610

• Interfacing with a Dallas DS1050 5-bit PWM Controller - PICAXE-18X (I2C)
• Interfacing with a Sensirion SHT-71 RH and Temperature Sensor (Similar to I2C)

• Interfacing with a MAX518 Dual D/A (I2C)
• Interfacing with a DS1803 Dual Potentiometer (I2C)
• Interfacing with a DS1624 Temperature Sensor and EEPROM (I2C)
• Interfacing with a Microchip MCP23016 I/O Expander. (I2C)

• Interfacing with a TPIC6259 Power Latch (8-bit).

• Microchip TC3400 16-bit A/D (Coming soon).

• Interfaces with Memsic Accelerometers MXR2999GL and MXA2500GL. (Mercedes Biggs). (Coming soon).

• Interfacing with a DS1602 Elapsed Time Counter. In progress.

• Interfacing with an External 24LC256 EEPROM - PICAXE-18X
• A Simple 250 Byte Data Logger - PICAXE-18X
• Logging Data to a 24C32 (24LC256) EEPROM. (Coming soon).

• Using the PIC 16-bit Timer1 to Count External Events. PICAXE-28X

• Interfacing with a DS1624 Illustrates a bit-bang implementation of the I2C protocol for the PICAXE-28X.
• PC Interfacing with a PICAXE using Liberty Basic

Links

• PICAXE Web Site

• PICAXE Forums
• Yahoo Group (In general not uplifting).
• Instructables
• the Happy Hippy
• Wulfden - Mt Mansfield, VT
• N3III (Carroll County ARC)
• JRHackett.Net
• Stan Swan
• Jurjen Kranenborg - Netherlands
• Chris Lewis
• Nexus Research Group
• Interfacing with an SP03 Speech Synthesizer
• Interfacng with an SRF08 Sonar