#ifndef FSK_MODEM_HW #define FSK_MODEM_HW #include "cfg/cfg_arch.h" #include struct Afsk; void hw_afsk_adcInit(int ch, struct Afsk *_ctx); void hw_afsk_dacInit(int ch, struct Afsk *_ctx); #define AFSK_ADC_INIT(ch, ctx) hw_afsk_adcInit(ch, ctx) #define AFSK_STROBE_INIT() do { DDRB |= BV(5); } while (0) #define AFSK_STROBE_ON() do { PORTB |= BV(5); } while (0) #define AFSK_STROBE_OFF() do { PORTB &= ~BV(5); } while (0) // Initialization, start and stop for DAC #define AFSK_DAC_INIT(ch, ctx) do { (void)ch, (void)ctx; DDRD |= 0xF0; DDRB |= BV(3); } while (0) #define AFSK_DAC_IRQ_START(ch) do { (void)ch; extern bool hw_afsk_dac_isr; PORTB |= BV(3); hw_afsk_dac_isr = true; } while (0) #define AFSK_DAC_IRQ_STOP(ch) do { (void)ch; extern bool hw_afsk_dac_isr; PORTB &= ~BV(3); hw_afsk_dac_isr = false; } while (0) #endif