OPERATION GUIDE
OG_STD-601B_v40e
Circuit Design, Inc.
2
Contents
1. Outline .................................................................................................................................................................3
2. Features and applications ...................................................................................................................................3
3. Specifications.......................................................................................................................................................4
4. Terminal specifications ........................................................................................................................................7
5. Frequency channel table ...................................................................................................................................10
6. Connection diagram ..........................................................................................................................................11
* The same VCC should be used for the STD-601 and the controller. .................................................................11
* The length of connection wire between the STD-601 and the controller should be within 20 cm......................11
7. Block diagram ....................................................................................................................................................12
8. External dimensions ..........................................................................................................................................13
9. Recommended foot print ...................................................................................................................................14
10. Commands and responses .............................................................................................................................15
10.1 Control commands & responses .........................................................................................................15
10.2 "@C"
Frequency channel setting ....................................................................................................15
10.3 "@D" Default frequency channel setting............................................................................................15
10.4 "@B" RF bit rate setting ....................................................................................................................16
10.5 "@G" Default RF bit rate setting ........................................................................................................16
10.6 "@P" RF transmit power setting ........................................................................................................16
10.7 "@H" Default RF transmit power setting ...........................................................................................17
10.8 "@U" UART bit rate setting................................................................................................................17
10.9 "@O" Default UART bit rate setting ...................................................................................................17
10.10 "@R" RSSI acquisition (enabled only in the reception) ...................................................................18
10.11 "@K" Image rejection calibration......................................................................................................18
10.12 Error responses.................................................................................................................................19
11. Command timing..............................................................................................................................................20
12. RSSI characteristics ........................................................................................................................................22
* RSSI accuracy is within ± 5 dB in the input level range of from -110dBm to -20dBm.......................................22
13. RF data format.................................................................................................................................................23
14. Image rejection calibration...............................................................................................................................24
15. Caution for use in continuous transmission and reception .......................................................................................24
16. Lead-free reflow profile....................................................................................................................................25
Regulatory compliance information
Important notice
