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MagTek Device Drivers for Windows
100
Read
Argument
Description
chk_or_card
Read magnetic stripe card or check data. When a card or check is swiped
through the device, the driver sends the respective response.
key_press
Display a message (
msg4) on the LCD screen, if available, and wait for a
key on the keypad to be pressed. The device will wait for entry_tout
seconds for the key press (by default 0 for no timeout). The response to
this command is:
/read KXXXSS K
XXX is the number of keys collected. Always 001 on successful read,
000 if failed.
SS is a two-digit status code: 00 – successful read, 81 – timeout, etc.
K is the ASCII representation of the pressed key (if SS is 00).
key_string
Display a message (
msg4) on the LCD screen, if available, and collect a
string of key presses (digits) from the device. The following properties
affect this command:
• entry_tout – number of seconds to wait for input (by default 0 for
no timeout) no timeout)
• entry_echo – how to display the characters entered from the
keypad on the LCD screen: empty value to display as entered,
- (minus) to suppress display, $ to display as amount. Empty by
default.
• entry_len – maximum number of characters to be collected.
An empty value for this property is interpreted as a length of 1 by the
device (default).
The response to this command is in the following format:
/read KXXXSS data
XXX is the data length in characters
SS is a two digit status code:
00 – successful read
81 – timeout
83 – input aborted, etc.
data is the string collected from the device.