Initial commit

main_device.c

@@ -0,0 +1,94 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "pico/stdlib.h"
+#include "pico/multicore.h"
+#include "pico/bootrom.h"
+#include "hardware/clocks.h"
+
+#include "tusb.h"
+#include "usb_descriptors.h"
+
+#include "hyperx_elite2.h"
+#include "main_host.h"
+
+static absolute_time_t lastRead;
+
+extern void core1_main();
+
+int main(void) {
+	// default 125MHz is not appropreate. Sysclock should be multiple of 12MHz.
+	set_sys_clock_khz(144000, true);
+
+	// start ADC for reading LDR
+	startADC();
+
+	sleep_ms(10);
+
+	multicore_reset_core1();
+	// run TinyUSB host on core 1
+	multicore_launch_core1(core1_main);
+
+	// run TinyUSB device on core 0
+	tud_init(0);
+
+	while (true) {
+		if ( absolute_time_diff_us(lastRead, get_absolute_time()) > 500000) {
+			// read the ADC every 500ms to determine RGB lighting
+			get_light();
+		}
+		// check keyboard packet queue and send to TinyUSB device
+		keyboard_task();
+		// TinyUSB device task
+		tud_task();
+	}
+
+	return 0;
+}
+
+
+// Invoked when received SET_REPORT control request or
+// received data on OUT endpoint ( Report ID = 0, Type = 0 )
+
+void tud_hid_set_report_cb(uint8_t instance, uint8_t report_id, hid_report_type_t report_type, uint8_t const* buffer, uint16_t bufsize)
+{
+
+
+	if (instance == 0 && report_type==HID_REPORT_TYPE_OUTPUT && report_id==REPORT_ID_KEYBOARD) {
+		// received keyboard indicator LED status from host, so update on
+		// the keyboard
+		set_indicator(buffer,bufsize);
+	}
+
+	// echo the HID report to CDC for debugging
+	char tempbuf[128];
+	size_t count;
+	if(bufsize>0) {
+		count = sprintf(tempbuf, "\nReceived device set report type %u on interface %u with ID %u (%u)\n", report_type, instance, report_id, bufsize);
+		tud_cdc_write(tempbuf, count);
+		for(int i=0;i<bufsize;i++){
+			count=sprintf(tempbuf,"%02X ",buffer[i]);
+			tud_cdc_write(tempbuf,count);
+		}
+		count = sprintf(tempbuf, "\n");
+		tud_cdc_write(tempbuf,count);
+		tud_cdc_write_flush();
+	}
+}
+
+// Invoked when received GET_REPORT control request
+// Application must fill buffer report's content and return its length.
+// Return zero will cause the stack to STALL request
+uint16_t tud_hid_get_report_cb(uint8_t instance, uint8_t report_id, hid_report_type_t report_type, uint8_t* buffer, uint16_t reqlen)
+{
+  // TODO not Implemented
+  (void) instance;
+  (void) report_id;
+  (void) report_type;
+  (void) buffer;
+  (void) reqlen;
+
+
+  return 0;
+}