Difference between revisions of "TekPower TP4000ZC"

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=== Packet structure ===
=== Packet structure ===
TODO
 
{| border="0" width="95%" style="font-size: smaller" class="alternategrey sigroktable"
|-
! style="width: 3em;" | Byte
! style="width: 3em;" | 7-4
! style="width: 3em;" | 3
! style="width: 3em;" | 2
! style="width: 3em;" | 1
! style="width: 3em;" | 0
 
|-
| 0
! colspan="1" | 0x1
|
|
|
|
 
|-
| 1
! colspan="1" | 0x2
|
|
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|-
| 2
! colspan="1" | 0x3
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|-
| 3
! colspan="1" | 0x4
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|-
| 4
! colspan="1" | 0x5
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|-
| 5
! colspan="1" | 0x6
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|-
| 6
! colspan="1" | 0x7
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|-
| 7
! colspan="1" | 0x8
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|-
| 8
! colspan="1" | 0x9
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|-
| 9
! colspan="1" | 0xa
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|-
| 10
! colspan="1" | 0xb
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|-
| 11
! colspan="1" | 0xc
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|-
| 12
! colspan="1" | 0xd
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|-
| 13
! colspan="1" | 0xe
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|}


=== Segment lettering ===
=== Segment lettering ===

Revision as of 01:07, 20 October 2012

the TekPower TP4000ZC is a 4000 counts handheld digital multimeter with RS232 connectivity.

Hardware

TODO

Photos

TODO

Protocol

The device periodically sends 14-byte packets at 2400 baud, 8n1. The packet includes a mode indicator, payload and checksum. the payload is a 1-1 mapping of the LCD segments.

Packet structure

Byte 7-4 3 2 1 0
0 0x1
1 0x2
2 0x3
3 0x4
4 0x5
5 0x6
6 0x7
7 0x8
8 0x9
9 0xa
10 0xb
11 0xc
12 0xd
13 0xe

Segment lettering

   |--A--|
   |     |
   F     B
   |     |
   |--G--|
   |     |
   E     C
   |     |
   |--D--|


Resources