Specifications

EM 220
Rev. 1.00
- 59 -
Mobile Printer Command Manual
GS H n
[Name]
[Format]
[Range]
[Default]
[Description]
Selects the printing position of HRI characters.
ASCII GS H n
Hex 1D 48 n
Decimal 29 72 n
0 ≤ n ≤ 3, 48 ≤ n ≤ 51
n=0
▪ Selects the printing position of HRI characters when printing a bar code.
- n selects the execution of printing and the printing position as follows:
n Printing position
0, 48 Not printed.
1, 49 Above the bar code.
2, 50 Below the bar code.
3, 51 Both above and below the bar code.
GS I b
[Name]
[Format]
[Description]
[Notes]
Transmits battery status.
ASCII GS I b
Hex 1D 49 62
Decimal 29 73 98
Transmits the battery power status of the printer
The transmitted battery status from this printer is constructed by [Header ~
NUL] as shown in the table below.
Transmitted data Hex Decimal Amount of data
Header 37H 55 1byte
Identifier 45H 69 1byte
Battery remaining 30h-34H 48-52 1byte
NUL 00H 0 1byte
“Battery remaining amount“ is as indicated in the following table:
Battery remaining amount
Hex Decimal
Information
30H 48 Battery remaining amount : H level
31H 49 Battery remaining amount : M level
32H 50 Battery remaining amount : L level
33H 51 Battery remaining amount : S level
▪ You can confirm the battery remaining amount by looking at the battery
LED.
▪ When battery remaining amount is S level, the red LED of battery LED is
blinking.
• This command following DLE can be executed in real-time command
mode.