Espruino with Glediator & LED matrix

I've attached the exact code I used and below is the console output.

	idx 4
	buf 1000
	line 4
	idx 109
	buf 1000
	line 109
	idx 2
	buf 1000
	line 2
	idx 109
	buf 1000
	line 109
	idx 2
	buf 1000
	line 2
	idx 109
	buf 1000
	line 109
	idx 4
	buf 1000
	line 4
	idx 111
	buf 1000
	line 111
	idx 4
	buf 1000
	line 4
	idx 110
	buf 1000
	line 110
	idx 4
	buf 1000
	line 4
	idx 110
	buf 1000
	line 110
	idx 2
	buf 1000
	line 2
	idx 110
	buf 1000
	line 110
	idx 4
	buf 1000
	line 4
	idx 110
	buf 1000
	line 110
	idx 5
	buf 1000
	line 5
	idx 110
	buf 1000
	line 110
	idx 4
	buf 1000
	line 4
	idx 110
	buf 1000
	line 110
	idx 4
	buf 1000
	line 4
	idx 109
	buf 1000
	line 109
	idx 3
	buf 1000
	line 3
	idx 110
	buf 1000
	line 110
	idx 2
	buf 1000
	line 2

With the attached code "line" is only 4 bits in length;

JSON.stringify(line) "new Uint8Array([37,0,37,32])"

Using the original working code I managed to get a complete frame of data in line which I've pasted below.

    >USB.print(JSON.stringify(line));
    "?\x00?D\x00DD\x00D?\x00?9\x0094\x004/\x00/*\x00*$\x00$ \x00 \x1B\x00\x1B\x17\x00\x17\x13\x00\x13\x0F\x00\x0F\f\x00\f\f\x00\f\x0F\x00\x0F\x13\x00\x13\x17\x00\x17\x1B\x00\x1B \x00 $\x00$*\x00*/\x00/4\x0049\x009?\x00?D\x00DD\x00D?\x00??\x00?D\x00DD\x00D?\x00?9\x0094\x004/\x00/*\x00*$\x00$ \x00 \x1B\x00\x1B\x17\x00\x17\x13\x00\x13\x0F\x00\x0F\f\x00\f\f\x00\f\x0F\x00\x0F\x13\x00\x13\x17\x00\x17\x1B\x00\x1B \x00 $\x00$*\x00*/\x00/4\x0049\x009?\x00?D\x00DD\x00D?\x00??\x00?D\x00DD\x00D?\x00?9\x0094\x004/\x00/*\x00*$\x00$ \x00 \x1B\x00\x1B\x17\x00\x17\x13\x00\x13\x0F\x00\x0F\f\x00\f\f\x00\f\x0F\x00\x0F\x13\x00\x13\x17\x00\x17\x1B\x00\x1B \x00 $\x00$*\x00*/\x00/4\x0049\x009?\x00?D\x00DD\x00D?\x00??\x00?D\x00DD\x00D?\x00?9\x0094\x004/\x00/*\x00*$\x00$ \x00 \x1B\x00\x1B\x17\x00\x17\x13\x00\x13\x0F\x00\x0F\f\x00\f\f\x00\f\x0F\x00\x0F\x13\x00\x13\x17\x00\x17\x1B\x00\x1B \x00 $\x00$*\x00*/\x00/4\x0049\x009?\x00?D\x00DD\x00D?\x00??\x00?D\x00DD\x00D?\x00?9\x0094\x004/\x00/*\x00*$\x00$ \x00 \x1B\x00\x1B\x17\x00\x17\x13\x00\x13\x0F\x00\x0F\f\x00\f\f\x00\f\x0F\x00\x0F\x13\x00\x13\x17\x00\x17\x1B\x00\x1B \x00 $\x00$*\x00*/\x00/4\x0049\x009?\x00?D\x00DD\x00D?\x00??\x00?D\x00DD\x00D?\x00?9\x0094\x004/\x00/*\x00*$\x00$ \x00 \x1B\x00\x1B\x17\x00\x17\x13\x00\x13\x0F\x00\x0F\f\x00\f\f\x00\f\x0F\x00\x0F\x13\x00\x13\x17\x00\x17\x1B\x00\x1B \x00 $\x00$*\x00*/\x00/4\x0049\x009?\x00?D\x00DD\x00D?\x00??\x00?D\x00DD\x00D?\x00?9\x0094\x004/\x00/*\x00*$\x00$ \x00 \x1B\x00\x1B\x17\x00\x17\x13\x00\x13\x0F\x00\x0F\f\x00\f\f\x00\f\x0F\x00\x0F\x13\x00\x13\x17\x00\x17\x1B\x00\x1B \x00 $\x00$*\x00*/\x00/4\x0049\x009?\x00?D\x00DD\x00D?\x00??\x00?D\x00DD\x00D?\x00?9\x0094\x004/\x00/*\x00*$\x00$ \x00 \x1B\x00\x1B\x17\x00\x17\x13\x00\x13\x0F\x00\x0F\f\x00\f"=undefined
>