Brother HL-3400CN Series User Manual page 249

Signal Description
Pin No. Signal Name
1 DATA STROBE
2 - 9 DATA 0 - 7
10 ACKNLG
11 BUSY
12 PE
13 SLCT
14 AUTO FEED
31 INPUT PRIME
32 FAULT
36 SLCT IN
IN/OUT Explanation
IN Data is latched at the leading edge of this
signal.
IN Parallel 8 bit data
OUT Data reception is completed and the printer is
ready for the next data reception when this
signal becomes low.
OUT The printer cannot receive data when this
signal is high. The signal becomes high under
data receiving, off-line, or error states.
OUT This signal becomes high when a paper
empty state is detected.
OUT This signal becomes high when the printer is
selected and low when it is deselected.
IN This signal is used only for the bi-directional
interface.
IN This signal is used only for the bi-directional
interface.
OUT This signal becomes low when the printer is
in the paper empty, off-line, or error states.
IN This signal is used only for the bi-directional
interface.
APPENDICES
A–9