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Original file line number | Diff line number | Diff line change |
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@@ -1,57 +1,69 @@ | ||
/** TODO fix / remove this example | ||
* anticipated issue that it only shows 1 byte every 100ms | ||
* which may be misleading to user | ||
* | ||
* also, it should probably use serial print to pipe out | ||
* data instead of the patch's display. | ||
*/ | ||
#include "daisy_patch.h" | ||
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using namespace daisy; | ||
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DaisyPatch hw; | ||
/** Consts */ | ||
const size_t kUartBufferSize = 512; | ||
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DaisyPatch hw; | ||
UartHandler uart; | ||
uint8_t uart_buffer[kUartBufferSize]; | ||
char receive_str[kUartBufferSize]; | ||
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/** Happens automatically whenever transaction completes */ | ||
void uartCallback(uint8_t* data, | ||
size_t size, | ||
void* context, | ||
UartHandler::Result res) | ||
{ | ||
/** Clear receive_str */ | ||
std::fill(&receive_str[0], &receive_str[kUartBufferSize - 1], 0); | ||
/** Copy new data into the receive str */ | ||
std::copy(&data[0], &data[size - 1], &receive_str[0]); | ||
} | ||
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int main(void) | ||
{ | ||
// Initialize the Daisy Patch | ||
hw.Init(); | ||
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// Configure the Uart Peripheral | ||
UartHandler::Config uart_conf; | ||
uart_conf.periph = UartHandler::Config::Peripheral::USART_1; | ||
uart_conf.mode = UartHandler::Config::Mode::RX; | ||
uart_conf.pin_config.tx = Pin(PORTB, 6); | ||
uart_conf.pin_config.rx = Pin(PORTB, 7); | ||
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// Initialize the Uart Peripheral | ||
uart.Init(uart_conf); | ||
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// Start the FIFO Receive | ||
uart.DmaReceiveFifo(); | ||
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uint8_t pop = 0; | ||
while(1) { | ||
// if there's data, pop it from the FIFO | ||
if(uart.ReadableFifo()){ | ||
pop = uart.PopFifo(); | ||
hw.seed.SetLed(false); | ||
} | ||
else{ | ||
hw.seed.SetLed(true); | ||
} | ||
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// clear the display | ||
// Initialize the Daisy Patch | ||
hw.Init(); | ||
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// Configure the Uart Peripheral | ||
UartHandler::Config uart_conf; | ||
uart_conf.periph = UartHandler::Config::Peripheral::USART_1; | ||
uart_conf.mode = UartHandler::Config::Mode::RX; | ||
uart_conf.pin_config.tx = Pin(PORTB, 6); | ||
uart_conf.pin_config.rx = Pin(PORTB, 7); | ||
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// Initialize the Uart Peripheral | ||
uart.Init(uart_conf); | ||
uart.DmaListenStart(uart_buffer, kUartBufferSize, uartCallback, nullptr); | ||
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while(1) | ||
{ | ||
// clear the display | ||
hw.display.Fill(false); | ||
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// draw the title text | ||
// draw the title text | ||
char cstr[26]; | ||
sprintf(cstr, "Uart DMA Fifo Rx"); | ||
hw.display.SetCursor(0, 0); | ||
hw.display.WriteString(cstr, Font_7x10, true); | ||
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// draw the last popped data | ||
sprintf(cstr, "%d", pop); | ||
// draw the last popped data | ||
hw.display.SetCursor(0, 12); | ||
hw.display.WriteString(cstr, Font_7x10, true); | ||
// update the display | ||
hw.display.Update(); | ||
hw.display.WriteString(receive_str, Font_7x10, true); | ||
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// update the display | ||
hw.display.Update(); | ||
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// wait 100 ms | ||
// wait 100 ms | ||
System::Delay(100); | ||
} | ||
} | ||
} |
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,18 @@ | ||
#include "midi.h" | ||
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namespace daisy | ||
{ | ||
static constexpr size_t kDefaultMidiRxBufferSize = 256; | ||
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static uint8_t DMA_BUFFER_MEM_SECTION | ||
default_midi_rx_buffer[kDefaultMidiRxBufferSize]; | ||
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MidiUartTransport::Config::Config() | ||
{ | ||
periph = UartHandler::Config::Peripheral::USART_1; | ||
rx = Pin(PORTB, 7); | ||
tx = Pin(PORTB, 6); | ||
rx_buffer = default_midi_rx_buffer; | ||
rx_buffer_size = kDefaultMidiRxBufferSize; | ||
} | ||
} // namespace daisy |
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