Si4012-C1-GT Silicon Laboratories Inc, Si4012-C1-GT Datasheet - Page 32

• Manufacturer Part Number: Si4012-C1-GT
• Description: RF Transmitter 27-960 MHz RF Transmitter
• Manufacturer: Silicon Laboratories Inc

Si4012
5.1.13. COMMAND: GET_BAT_STATUS
Notes:
32
1. If tuning is in progress when this API is received, Err is set to 0x11 (Device busy).
2. In sensor mode, Si4012 reads battery voltage periodically with no load based on the interval set in
Purpose:
ARG: Load Option – 0: Battery voltage is measured immediately without any load.
DATA:
Command:
Response:
SET_PROPERTY/LBD_CONFIG.
GET_BAT_STATUS
Command
GET_BAT_STATUS
CMD
ARG
Get the battery status such as current VDD voltage.
>0: battery voltage is measured after major power hungry parts of the device are temporarily
turned on. These parts are turned off when measurement is done after LoadWaitTime x 17 µs
of wait time.
BTV[15:0] – Battery voltage in mV
STATUS
Reply
DATA1
DATA2
7
CTS
7
6
Rev 0.2
5
6
Load/Wait Time
0x68
4
5
BTV[15:8]
BTV[7:0]
3
4
2
3
Err
2
1
1
0
0