Screenshot code spits out JSON array

software/src/Main.cpp

@@ -243,14 +243,16 @@ void FASTRUN loop() {
     // check for frame buffer to have capture data ready
     const uint8_t *capture_data = display::frame_buffer.captured();
     if (capture_data) {
+      Serial.print("[");
       for (size_t i=0; i < display::frame_buffer.kFrameSize; i++) {
         // TODO: should transmit at a controlled pace so USB buffers
         // don't fill up, causing Serial.print() to have to wait,
         // which can stall running the rest of loop()
         uint8_t n = *capture_data++;
-        if (n < 16) Serial.print("0");
-        Serial.print(n, HEX);
+        if (i) Serial.print(",");
+        Serial.print(n);
       }
+      Serial.print("]");
       Serial.println();
       Serial.flush();
       display::frame_buffer.capture_retire();