Epson ES-1000C Reference Manual page 105

Contents of the ESC f (extended status) data block
Order of byte Data (in
hex)
1 02
2 xx
3 00
4 00
5 xx
6 xx
7 xx
8 xx
9 xx
10 xx
11 xx
12 xx
13 xx
14 xx
15 xx
16 36 00
IST: '1' indicates option is installed
EN: '1' indicates option is enabled (otherwise, it is disabled)
ERR: Logical OR of PE, PJ, and OPN
PE: '1' indicates paper empty
PJ: '1' indicates paper jam
OPN: '1' indicates cover open
Note:
The numerical value of the byte counter consists of two bytes, with the
lower byte preceding the higher byte.
Contents Explanation
STX code Header: indicates the beginning of the
data block
Status byte Byte: indicates the status of the scanner
33 bytes Byte counter: indicates the number of
bytes of status data
Scanner status ''1'' in bit 7 indicates a fatal scanner error
ADF status Bit 7: IST
Bit 6: EN
Bit 5: ERR
Bit 3: PE
Bit 2: PJ
Bit 1: OPN
Maximum area Indicates maximum scanning area with
(4 bytes) ADF
T.P.U. Bit 7: IST
status Bit 6: EN
Bit 5: ERR
Bit 1: OPN
Maximum area Indicates maximum scanning area with
(4 bytes) Transparency Unit
Reserved Reserved bytes
(22 bytes)
Command Reference
3-11