AJ Armstrong ajarmst
ajarmst
/ suitesensorsuit.c
Created
February 13, 2024 15:23
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| // this demo is specifically set to run on the R1.0 ATmega328PB Proto PCB | |
| // and the R1.8 'Sweet Sensor Suite' boards. | |
| // demo board is using a 12MHz XTAL with the DIV8 fuse cleared, so... 12MHz | |
| // to operate this demo set the bus rate for your device correctly | |
| #define F_CPU 12E6 | |
| // the accelerometer and i/o chip both use interrupts that this demo use | |
| // accelerometer is configured to interrupt on tap (used to wakeup the OLED) | |
| // i/o configured to interrupt on pin change |
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| ///////////////////////////////////////////////////////////////////////////// | |
| // HC12 Program: I2C Demo | |
| // Processor: MC9S12XDP512 | |
| // Bus Speed: 20 MHz (Requires Active PLL) | |
| // Author: AJ Armstrong | |
| // Details: Simple Demo of CGRAM on the Hitachi LCD | |
| // Date: Dec 2023 | |
| // Revision History : | |
| ///////////////////////////////////////////////////////////////////////////// |
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| ///////////////////////////////////////////////////////////////////////////// | |
| // HC12 Program: I2C Demo 2 - Advanced RTC, Accelerometer | |
| // Processor: MC9S12XDP512 | |
| // Bus Speed: 20 MHz (Requires Active PLL) | |
| // Author: AJ Armstrong | |
| // Details: Demonstration of the I2C Driver Libraries | |
| // Date: Dec 2023 | |
| // Revision History : | |
| ///////////////////////////////////////////////////////////////////////////// |
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| ///////////////////////////////////////////////////////////////////////////// | |
| // HC12 Program: Stepper (Port A4-A7) Demo | |
| // Processor: MC9S12XDP512 | |
| // Bus Speed: 20 MHz (Requires Active PLL) | |
| // Author: AJ Armstrong | |
| // Details: Simple Demo of Full-Wave Reversible Stepper Control | |
| // (using a ) | |
| // Date: Dec 2023 | |
| // Revision History : | |
| ///////////////////////////////////////////////////////////////////////////// |
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| ///////////////////////////////////////////////////////////////////////////// | |
| // HC12 Program: I2C Demo | |
| // Processor: MC9S12XDP512 | |
| // Bus Speed: 20 MHz (Requires Active PLL) | |
| // Author: AJ Armstrong | |
| // Details: Demonstration of the I2C Driver Libraries | |
| // Date: Dec 2023 | |
| // Revision History : | |
| ///////////////////////////////////////////////////////////////////////////// |
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| ///////////////////////////////////////////////////////////////////////////// | |
| // HC12 Program: PWM Demo | |
| // Processor: MC9S12XDP512 | |
| // Bus Speed: 20 MHz (Requires Active PLL) | |
| // Author: AJ Armstrong | |
| // Details: Demo of using PWM to control the Tricolour LED. | |
| // Date: Nov 2023 | |
| // Revision History : | |
| ///////////////////////////////////////////////////////////////////////////// |
ajarmst
/ pulseaccum.c
Created
November 16, 2023 23:43
Simple demo of the HC9S12 Pulse Accumulator used as a frequency counter.
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| ///////////////////////////////////////////////////////////////////////////// | |
| // HC12 Program: Pulse Accumulator Demo | |
| // Processor: MC9S12XDP512 | |
| // Bus Speed: 20 MHz (Requires Active PLL) | |
| // Author: AJ Armstrong | |
| // Details: Very rudimentary demo of a frequency counter | |
| // using Pulse Accumulator A | |
| // Date: Nov 2023 | |
| // Revision History : | |
| ///////////////////////////////////////////////////////////////////////////// |
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| ///////////////////////////////////////////////////////////////////////////// | |
| // HC12 Program: Exam 1 - Solution | |
| // Processor: MC9S12XDP512 | |
| // Bus Speed: 20 MHz (Requires Active PLL) | |
| // Author: AJ Armstrong, based on work by Carlos Estay | |
| // Details: Demo of using the ECT for an HC-SR04 ultrasonic distance snsr | |
| // Date: Nov 2023 | |
| // Revision History : | |
| ///////////////////////////////////////////////////////////////////////////// |
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| ///////////////////////////////////////////////////////////////////////////// | |
| // HC12 Program: Demo 5 - ADC | |
| // Processor: MC9S12XDP512 | |
| // Bus Speed: 20 MHz (Requires Active PLL) | |
| // Author: AJ Armstrong | |
| // Details: Demo of voltage measurement | |
| // Date: Oct 2023 | |
| // Revision History : | |
| ///////////////////////////////////////////////////////////////////////////// |
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| ///////////////////////////////////////////////////////////////////////////// | |
| // HC12 Program: Demo 4 - Serial Structures | |
| // Processor: MC9S12XDP512 | |
| // Bus Speed: 20 MHz (Requires Active PLL) | |
| // Author: AJ Armstrong | |
| // Details: Demonstrates basic SCI operations allowing one board | |
| // to synchronize with another. If PJ1 is pressed, | |
| // the current state of the board (Segs and Leds) is trans- | |
| // mitted to the other board. PJ0 resets everything to 0. | |
| // Date: Oct 2023 |
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