\authors: César Villarreal Hernández @4497cv, Luís Fernando Rodríguez Gutiérrez @LProtox,
Software Layers:
Microcontroller Abstraction Layer: GPIO, UART, PIT, FlexTimer Hardware Abstraction Layer: Frequency_Decoder Application Abstraction Layer: system
PIN LAYOUT:
Guitar Input pin: Port B, pin 2 Sound output pin: Port B, pin 3
Push button start: PORT C, pin 5 Push button select: PORTC, pin 7
LCD external reset: PORT D, pin 0 LCD CLK: PORT D, pin 1 LCD Serial Data Input (SDIN): PORT D, pin 2 LCD DC: PORT D, pin 3
Buzzer Port C bit 5
Hardware Used:
Voltage to Frequency Converter: LM2907 OP-AMPS TL082/TL083 Guitar Amplifier
Callbacks configured
PIT 0: defines the beats per second to the sound PIT 1: frequency sound PIT 2: adc sampling PIT 3: time interrupt
Power Source
Output A; 4.3V Output B; 4.3V