Marquette CardioServ Serviceanleitung Seite 57

Marquette Hellige GmbH
Interface Signals PCB DIGITAL <-> Keypad Interface Connector AH
Note: I/O from processor 68332 viewpoint
Signal Name
KBROW0_
KBROW1_
KBROW2_
KBROW3_
KBCOL0_
KBCOL1_
KBCOL2_
KBCOL3_
TAENABLE
TACHARGE
TADISCHARGE
ON_OFF_
GND
LINE
BAT
I/O Meaning
O Keypad Matrix Columns
I Keypad Matrix Lines
O Release Signal for Key Charge/Defib + Defib
I Charge/Defib Key
I Defib Key
O On/Off Key
---- Ground
---- Line LED
O Battery Undervoltage LED
CardioServ V. 3 Page 16
Level Polarity
+5V low-active
+5V low-active
+5V high-active
+5V high-active
+5V high-active
+5V ----
0V ----
+12V high-active
+5V high-active