From c5c9ca9f5e06a983388f9a4934675c54be7341aa Mon Sep 17 00:00:00 2001 From: Tilman Sauerbeck Date: Thu, 9 Jan 2020 15:14:40 +0100 Subject: [PATCH] application: Start and stop recordings by pressing the play button. --- src/application/main.rs | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/src/application/main.rs b/src/application/main.rs index e11aaf7..a8101f7 100644 --- a/src/application/main.rs +++ b/src/application/main.rs @@ -124,6 +124,10 @@ fn configure_push_buttons() { port::set_pull(port::PORTE, 31, port::Pull::Up); } +fn poll_pta12() -> bool { + (gpio::get(gpio::GPIOA) & (1 << 12)) == 0 +} + fn uart0_try_read() -> Option { extern { static mut uart0_rx_buf: Ringbuf; @@ -211,6 +215,10 @@ pub unsafe extern "C" fn _start() -> ! { let mut logger = Logger::new(&mut mx25l); logger.init(); + let mut pta1_start_press_ticks = 0; + let mut pta12_was_pressed = poll_pta12(); + let mut is_recording = false; + let mut gps = gps::Gps::new(); let mut gps_has_fix = false; @@ -227,6 +235,10 @@ pub unsafe extern "C" fn _start() -> ! { let old_gps_has_fix = gps_has_fix; while gps.update(&mut tap, uart0_try_read) { + if is_recording { + logger.log(&prev_tap, &tap); + } + prev_tap = tap; show_time = true; @@ -288,6 +300,24 @@ pub unsafe extern "C" fn _start() -> ! { shell.update(&mut logger); + let pta12_is_pressed = poll_pta12(); + + if !pta12_was_pressed && pta12_is_pressed { + pta1_start_press_ticks = systick::now(); + } else if pta12_was_pressed && !pta12_is_pressed { + if systick::has_timeout_ms(pta1_start_press_ticks, 1500) { + is_recording = !is_recording; + + if is_recording { + logger.start_recording(&prev_tap); + } else { + logger.stop_recording(&prev_tap); + } + } + } + + pta12_was_pressed = pta12_is_pressed; + if reset_requested() { nvic::system_reset(); } -- 2.30.2