Command Characters |
| Function | |
II To Change or initiate the following: |
| ||
|
| SEND | RESPONSE |
A) | Auto Zero | >A000CSCR | ACR |
| ASCII | >A000D1CR | ACR |
| Hex | 3E 41 30 30 30 44 31 0D | 41 0D |
B) | Read Clock | >C000CSCR | SMHXDNYCSCR |
| ASCII | >C000D3CR |
|
| Hex | 3E 43 30 30 30 44 33 0D |
|
| (Where: | S= seconds in BCD format |
|
|
| M= minutes in BCD format |
|
|
| H= hours in BCD format |
|
|
| X= N/A D= day of month in BCD format |
|
|
| N= month in BCD format |
|
|
| Y= year |
|
|
| CS= two byte checksum |
|
|
| CR= carriage return ) |
|
C) | Correction Factor | >E003xxxCSCR | ACR |
|
| Example: to set CF to 1.53, xxx=153 |
|
| ASCII | >E00315371CR |
|
| Hex | 3E 45 30 30 33 31 35 33 37 31 0D |
|
D) | Frequency | >F0r4xxxxCSCR | ACR |
|
| r=0 for kHz, 1 for MHz or 2 for GHz |
|
|
| Note: r is in binary, not ASCII Hex |
|
| ASCII | Example: to set frequency for 27.12 MHz |
|
| Hex | >F0142712A7CR 3 |
|
|
| 3E 46 30 01 34 32 37 31 32 41 37 0D |
|
E) | Clear All |
|
|
| Survey Data | >M000CSCR | ACR |
| ASCII | >M000DDCR |
|
| Hex | 3E 4D 30 30 30 44 44 0D |
|
F) | Read Field |
|
|
| Strength | >V000CSCR | x...xCSCR |
| ASCII | >V000E6CR |
|
| Hex | 3E 56 30 30 30 45 36 0D |
|
Response format 12 data bytes (6 data, 6 units) + CSCR. [Last displayed value (6 characters) + units of
last displayed value (6 characters) exactly as displayed, except squared and cubed symbols.]
Note: Superscript 2 or 3 are Hex 80 or Hex 81, respectively.
Response Example: ASCII ".0631 mW/cm2 58"
Hex 2E 30 36 33 31 20 60 57 2F 63 6D 80 35 42 0D
Appendix A Communications with a Computer | 119 |