ASCII           DECIMAL      HEXADECIMAL       PCL

CARRIAGE RETURN
CR                 13             0D            &%CR
--------------------------------------------------------------
LINE FEED
LF                  10            0A             &%LF

FINE LINE FEED
ESC % 5 n         27 37 53 n    1B 25 35 n        N/A
--------------------------------------------------------------
UNIDIRECTIONAL PRINTING
ESC -              27 25         1B 2D            N/A

BIDIRECTIONAL PRINTING
ESC =              27 61         1B 3D            N/A
--------------------------------------------------------------
HORIZONTAL TABS

-SET TABS    
ESC HT n1..n2     27 9 n         1B 09 n          N/A

-SKIP TO NEXT TAB STOP
HT                  9               09            &%HT   
--------------------------------------------------------------
LEFT MARGIN SET
ESC % C n n n    27 37 67 n n n   1B 25 43 n n n   N/A
--------------------------------------------------------------
LINE SPACING

-SET 6 LINES PER INCH
 ESC 6           27 54             1B 36            N/A
-SET 8 LINES PER INCH
 ESC 8           27 56             1B 38            N/A
-SET FINE LINE SPACING
 ESC % 9 n       27 37 57 n       1B 25 39 n        N/A
--------------------------------------------------------------
SET FORM LENGTH IN LINES
ESC F nn        27 70 nn           1B 46 nn         N/A
--------------------------------------------------------------
SET TOP OF PAGE
ESC 5           27 53              1B 35            &%TF
--------------------------------------------------------------
ADVANCE TO TOP OF NEXT FORM
FF               12                 0C              &%FF
--------------------------------------------------------------
SET CHARACTER SIZE

-START 10 CPI
RS               30                   1E            &%F3 
-START 12 CPI
FS               28                   1C            &%F2
-START 17.1 CPI
GS               29                   1D            &%F1
-START DOUBLE WIDTH
US               31                   1F            &%MW
--------------------------------------------------------------
UNDERLINING

-START (UTILITY & NLQ MODES ONLY)
ESC C          27 67               1B 43            &%MU
-STOP
ESC D          27 68               1B 44            &%CU 

SUPERSCRIPT

-START    
ESC J          27 74               1B 4A            &%MP
-STOP
ESC K          27 75               1B 4B            &%CP                      

SUBSCRIPT

-START
ESC L          27 76               1B 4C            &%MS
-STOP
ESC M          27 77               1B 4D            &%CS
--------------------------------------------------------------
EMPHASIZED PRINTING
-START (UTILITY 10/12 CPI MODE ONLY)
ESC T          27 84               1B 54            &%MM

ENHANCED PRINTING
-START (UTILITY MODE ONLY)
ESC H          27 72               1B 48            &%ME

STOP EMPHASIZED & OR ENHANCED PRINTING
ESC I          27 73               1B 49            &%CE
--------------------------------------------------------------
SELECT CHARACTER SET
ESC ! n        27 33 n             1B 21 n          N/A
--------------------------------------------------------------
CLEAR PRINT BUFFER
CAN              24                  18             &%RP 
--------------------------------------------------------------
APA GRAPHICS

-START GRAPHICS
ETX               3                 03              N/A
-EXIT GRAPHICS
ETX STX           3 2               03 02           N/A
-PERFORM GRAPHICS CR AND LF
ETX SO            3 14              03 0E           N/A
-PERFORM GRAPHICS LINE FEED
ETX DC4           3 20              03 14           N/A
-PERFORM TEXT CR AND LF
ETX LF            3 10              03 0A           N/A
-PERFORM TEXT LINE FEED
ETX DC2           3 18              03 12           N/A
-SINGLE DENSITY
ESC P             27 80             1B 50           N/A
ESC Q             27 81             1B 51           N/A
-DOUBLE DENSITY
ESC R             27 82             1B 52           N/A
--------------------------------------------------------------
BLOCK GRAPHICS

-START
ESC ! 1          27 33 49           1B 21 31        N/A
-CANCEL
ESC ! 0          27 33 48           1B 21 30        N/A
--------------------------------------------------------------
VERTICAL TAB

-ADVANCE TO NEXT TAB STOP
VT               11                 0B              &%VT
--------------------------------------------------------------
PERFORM DIRECT LINE SKIP            
ESC VT nn        27 11 nn           1B 0B nn        N\A
--------------------------------------------------------------
PERFORM VALIDATION

-OPEN ASSEMBLY
ESC DC1          27 17            1B 11             &%VO
-CLOSE ASSEMBLY
ESC DC3          27 19            1B 13             &%VC
-CLOSE ASSEMBLY WHEN FORM SENSED
ESC DC4          27 20            1B 14             &%VS
--------------------------------------------------------------
PRINTER SELECT
SOH DC1          1 27             01 11             &%PS
PRINTER DESELECT
SOH DC3          1 19             01 13             &%PD
--------------------------------------------------------------
OPERATE CASH DRAWER 1
BEL               7               07                &%DF   
ESC +             27 43           1B 2B             &%D1
OPERATE CASH DRAWER 2
BS                8               08                &%D2
--------------------------------------------------------------
CASH DRAWER STATUS SENSE

-ENABLE
ENQ               5               05                N/A
-DISABLE
ACK               6               06                N/A
--------------------------------------------------------------
AUTO CUTTER

-FULL CUT
EM                25               19               &%FC
-PARTIAL CUT
SUB               26               1A               &%PC
-FEED TO CUTTER
VT                11               0B               &%VT
--------------------------------------------------------------
INITIATE SELF TEST
N/A               N/A               N/A              &%IT
--------------------------------------------------------------
MULTIDROP CONTROL

-SELECT MULTIDROP PRINTER
SOH n             1 n               01 n             N/A
-SELECT PRINTER WITH ADDRESS = A
SOH "A"           1 65              01 41            N\A
-SELECT PRINTER WITH ADDRESS = B
SOH "B"           1 66              01 42            N\A
-SELECT PRINTER WITH ADDRESS = C
SOH "C"           1 67              01 43            N\A
-SELECT ALL PRINTERS
SOH DC3           1 19              01 13            N/A
--------------------------------------------------------------
COMMUNICATIONS ECHO MODE
 -ECHO MODE ON
ESC #              27 35              1B 23            N/A
 -ALTERNATE ECHO MODE ON
ESC d              27 100             1B 64            N/A
 -ECHO MODE OFF
ESC "              27 34              1B 22            N/A    
 -ALTERNATE ECHO MODE OFF
ESC RS             27 30              1B 1E            N/A 

--------------------------------------------------------------
BUSY UNTIL BUFFER EMPTY & CASH DRAWER CLOSED
EOT                4                   04              N/A