Display Window Overview and Description

3.5Display Window Overview and Description

The display window has two separate areas (see Figure 3±2): the PC memory display (left half of screen) and the reverse assembled code (right half of screen).

The programmer displays the PC memory in a hexadecimal format. The memory address occupies the left-most column of each line, followed by eight bytes of PC memory contents. Next on the display line are eight characters that represent the PC memory contents as ASCII values. Nonprintable ASCII char- acters are represented by the . character.

The address range for the PC memory is from 0000h to FFFFh. Access to the PC memory out of this range is not allowed. The programmer maintains the array as a circular buffer so that any scrolling that exceeds the limits is wrapped around.

The reverse-assembled code window contains the disassembled code from the PC memory.

Figure 3±2. PC Memory Display and Reverse Assembled Code Windows

F ill L oad

O utputCOFF M ove P rogm S how

U pload

V erify E dit C onfig s Y s

Q uit

0000

00

00

00

00

00

00

00

00

0000

0000

JMP

0002

0008

00

00

00

00

00

00

00

00

0002

0000

JMP

0004

0010

00

00

00

00

00

00

00

00

0004

0000

JMP

0006

0018

00

00

00

00

00

00

00

00

0006

0000

JMP

0008

0020

00

00

00

00

00

00

00

00

0008

0000

JMP

000A

0028

00

00

00

00

00

00

00

00

000A

0000

JMP

000C

0030

00

00

00

00

00

00

00

00

000C

0000

JMP

000E

0038

00

00

00

00

00

00

00

00

000E

0000

JMP

0010

0040

00

00

00

00

00

00

00

00

0010

0000

JMP

0012

0048

00

00

00

00

00

00

00

00

0012

0000

JMP

0014

0050

00

00

00

00

00

00

00

00

0014

0000

JMP

0016

0058

00

00

00

00

00

00

00

00

0016

0000

JMP

0018

0060

00

00

00

00

00

00

00

00

0018

0000

JMP

001A

0068

00

00

00

00

00

00

00

00

001A

0000

JMP

001C

0070

00

00

00

00

00

00

00

00

001C

0000

JMP

001E

0078

00

00

00

00

00

00

00

00

001E

0000

JMP

0020

0080

00

00

00

00

00

00

00

00

0020

0000

JMP

0022

0088

00

00

00

00

00

00

00

00

0022

0000

JMP

0024

0090

00

00

00

00

00

00

00

00

0024

0000

JMP

0026

0098

00

00

00

00

00

00

00

00

0026

0000

JMP

0028

00A0

00

00

00

00

00

00

00

00

0028

0000

JMP

002A

F1 PgDown

F2 PgUp

F3 Address

F4 DisAsm

Current Device: TMS370 C256 PCMODE

All the commands are described briefly in Table 3±2. A complete description of all display window commands can be found in Sections 3.6 through 3.17.

When you use the gang programmer, the BlankChk and mAster options are added to the command line.

3-5

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Texas Instruments TMS370 Display Window Overview and Description, ±2. PC Memory Display and Reverse Assembled Code Windows