1f761d7fbb
* maxim crc function * one wire template device and ds1990 classes * 3 fields for addr * cyfral emulator lib * add cyfral read mode, refract rendering and events * add ADC1_IN14, add adc interrupt * cyfral read mode * rename and move api-hal includes folder * build onewire libs only if we build app * start in mode 0
84 lines
2.4 KiB
C++
84 lines
2.4 KiB
C++
#pragma once
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#include "ibutton.h"
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#include "one_wire_gpio.h"
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#include "maxim_crc.h"
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class AppiButtonModeDallasRead : public AppTemplateMode<AppiButtonState, AppiButtonEvent> {
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public:
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const char* name = "dallas read";
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AppiButton* app;
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OneWireGpio* onewire;
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void event(AppiButtonEvent* event, AppiButtonState* state);
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void render(CanvasApi* canvas, AppiButtonState* state);
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void acquire();
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void release();
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AppiButtonModeDallasRead(AppiButton* parent_app) {
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app = parent_app;
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// TODO open record
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const GpioPin* one_wire_pin_record = &ibutton_gpio;
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onewire = new OneWireGpio(one_wire_pin_record);
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};
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};
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void AppiButtonModeDallasRead::event(AppiButtonEvent* event, AppiButtonState* state) {
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if(event->type == AppiButtonEvent::EventTypeTick) {
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bool result = 0;
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uint8_t address[8];
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osKernelLock();
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result = onewire->reset();
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osKernelUnlock();
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if(result) {
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printf("device on line\n");
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delay(50);
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osKernelLock();
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onewire->write(0x33);
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onewire->read_bytes(address, 8);
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osKernelUnlock();
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printf("address: %x", address[0]);
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for(uint8_t i = 1; i < 8; i++) {
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printf(":%x", address[i]);
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}
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printf("\n");
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printf("crc8: %x\n", maxim_crc8(address, 7));
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if(maxim_crc8(address, 8) == 0) {
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printf("CRC valid\n");
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memcpy(app->state.dallas_address[app->state.dallas_address_index], address, 8);
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app->blink_green();
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} else {
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printf("CRC invalid\n");
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}
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} else {
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}
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} else if(event->type == AppiButtonEvent::EventTypeKey) {
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if(event->value.input.state && event->value.input.input == InputUp) {
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app->decrease_dallas_address();
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}
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if(event->value.input.state && event->value.input.input == InputDown) {
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app->increase_dallas_address();
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}
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}
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}
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void AppiButtonModeDallasRead::render(CanvasApi* canvas, AppiButtonState* state) {
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canvas->set_font(canvas, FontSecondary);
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canvas->draw_str(canvas, 2, 25, "Dallas read >");
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app->render_dallas_list(canvas, state);
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}
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void AppiButtonModeDallasRead::acquire() {
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onewire->start();
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}
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void AppiButtonModeDallasRead::release() {
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onewire->stop();
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} |