mordae/pico-sdr
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Experiment with manual BPSK

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This commit is contained in:
Jan Hamal Dvořák 2024-02-24 11:08:55 +01:00
parent 7621d2d21a
commit 50b1947723
1 changed files with 7 additions and 1 deletions
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8
src/main.c
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@ -163,7 +163,7 @@ static void send_init(int out_pin)
gpio_set_slew_rate(out_pin, GPIO_SLEW_RATE_SLOW);
const uint16_t insn[] = {
pio_encode_out(pio_pins, 1),
pio_encode_out(pio_pins, 1) | pio_encode_sideset(1, 1),
};
pio_program_t prog = {
@ -180,6 +180,8 @@ static void send_init(int out_pin)
pio_add_program(pio1, &prog);
pio_sm_config pc = pio_get_default_sm_config();
sm_config_set_sideset(&pc, 1, false, true);
sm_config_set_sideset_pins(&pc, out_pin);
sm_config_set_out_pins(&pc, out_pin, 1);
sm_config_set_set_pins(&pc, out_pin, 1);
sm_config_set_wrap(&pc, prog.origin, prog.origin + prog.length - 1);
@ -792,6 +794,10 @@ static void command(const char *cmd)
if ('\r' == c) {
break;
} else if (' ' == c) {
pio_sm_exec(pio1, 1, pio_encode_nop());
pio_sm_exec(pio1, 1, pio_encode_nop());
pio_sm_exec(pio1, 1, pio_encode_nop());
}
}