Listing of /sys/dev/char/4:66/ (upload file) (DB interaction files in red)
 (gzip & download folder) (chmod folder to 777) (these rarely work)
.
..
power
device
subsystem
dev|Download||Edit||Delete| 
irq|Download||Edit||Delete| 
line|Download||Edit||Delete| 
port|Download||Edit||Delete| 
type|Download||Edit||Delete| 
flags|Download||Edit||Delete| 
iomem_base|Download||Edit||Delete| 
custom_divisor|Download||Edit||Delete| 
iomem_reg_shift|Download||Edit||Delete| 
uartclk|Download||Edit||Delete| 
xmit_fifo_size|Download||Edit||Delete| 
close_delay|Download||Edit||Delete| 
closing_wait|Download||Edit||Delete| 
uevent|Download||Edit||Delete| 
io_type|Download||Edit||Delete|