$ mkdosfs -v -F 16 -s 8 -S 512 /dev/sdd1
mkdosfs 2.11 (12 Mar 2005)
/dev/sdd1 has 255 heads and 63 sectors per track,
logical sector size is 512,
using 0xf8 media descriptor, with 497952 sectors;
file system has 2 16-bit FATs and 8 sectors per cluster.
FAT size is 243 sectors, and provides 62179 clusters.
Root directory contains 512 slots.
Volume ID is 4509e0a9, no volume label.