参数资料
型号: GLT240128
厂商: Matrix Orbital
文件页数: 47/72页
文件大小: 2630K
描述: LCD GRAPHIC RS232 YLW/GRN
产品变化通告: 12C Displays Change 11/Oct/2011
标准包装: 1
系列: GLT
其它名称: 635-1064
46
Command Summary
6.14
Filesystem
14.1
Delete
Filesystem
Dec
Hex
ASCII
254 33 89
33
FE 21 59
21
■ ! Y !
v8.0
Completely erase all fonts and bitmaps from a graphic display. Extended length of the command is intended to
prevent accidental execution. To ensure filesystem integrity, cycle power to the display after erasure.
14.2
Delete a
File
Dec
Hex
ASCII
254 173
FE AD
?
Type ID
Type ID
Type ID
v8.0
Removes a single font or bitmap file given the type and unique identification number. Cycle power after deletion.
Type
Byte
0 for font or 1 for bitmap.
ID*
Short
Unique identification number of font or bitmap to be deleted, value between 0 and 1023.
*Note:
ID was changed from a Byte length at firmware revision 8.1
14.3
Get
Filesystem Space
Dec
Hex
ASCII
254 175
FE AF
?
v8.0
Returns the amount of space remaining in the display for font or bitmap uploads.
Response
Integer
Number of bytes remaining in memory.
14.4
Get Filesystem
Directory
Dec
Hex
ASCII
254 179
FE B3
v8.0
Returns a directory to the contents of the filesystem. The total number and type of each entry will be provided.
Response
Short
Number of entries.
Byte(s) [8]
8 identification bytes for each entry.
Table 36: Filesystem Identification Bytes
Byte
7
6
5
4
3
2
1
0
Description
Size(MSB)
Size
Size
Size(LSB)
Type(4)/ID(4)
ID (LSB)
Start Page (MSB)
Start Page (LSB)
Table 37: Extended Byte Descriptions
Size
The complete
file size.
Type/ID
First four bits designate file type, 0 for font or 1 for
bitmap, remaining 12 bits indicate ID number.
Start Page
Memory start page, a value of 0 indicates entry is not in use.
*Note:
ID and Size were changed from Byte and Short lengths respectively at firmware revision 8.1
14.5
Filesystem
Upload
Dec
Hex
ASCII
254 176
FE B0
?
Size Data
Size Data
Size Data
v8.0
This command will upload a filesystem image to the display. The size used is almost always the entire memory.
Filesystem data can be uploaded LSB to MSB using the
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GLT240128-422-VPT 功能描述:LCD 图形显示模块和配件 240x128 Blk Text T/S Y/G B/G Volt Reg RoHS:否 制造商:ELECTRONIC ASSEMBLY 产品: 分辨率:128 x 64 流体类型:FSTN Positive 接口: 背光: 背景色:White 工作温度范围:- 20 C to + 70 C 封装:Bulk
GLT240128-422-WB 功能描述:LCD 图形显示模块和配件 240x128 Wht Txt Blu B/G Touch RoHS:否 制造商:ELECTRONIC ASSEMBLY 产品: 分辨率:128 x 64 流体类型:FSTN Positive 接口: 背光: 背景色:White 工作温度范围:- 20 C to + 70 C 封装:Bulk