USER MANUAL
STM 550 / EMSI
–
ENOCEAN MULTISENSOR FOR IOT APPLICATIONS
© 2020 EnOcean | www.enocean.com F-710-017, V1.0
STM 550 / EMSI User Manual | v1.3 | September 2020 | Page 68/97
9.5.20
LIGHT_TX_INTERVAL
If solar cell illumination-controlled reporting has been enabled and the solar cell illumina-
tion is above the defined threshold then the resulting reporting interval will be determined
by the register LIGHT_TX_INTERVAL shown in Figure 47 below.
LIGHT_TX_INTERVAL
Bit 15
Bit 14
…
Bit 1
Bit 0
LIGHT SENSOR INTERVAL
Figure 47
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LIGHT_TX_INTERVAL register
The encoding used by the LIGHT SENSOR INTERVAL bit field is shown in Table 32 below.
LIGHT SENSOR INTERVAL
Light sensor illumination-based reporting interval
0x0000, 0x0001, 0x0002
Not supported (Do not use)
0x0003
3 seconds (minimum setting)
…
…
0x003C (Default)
60 seconds (default setting)
…
…
0xFFFF
65535 seconds (maximum setting)
Table 32
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LIGHT SENSOR INTERVAL bit field encoding
The default reporting interval while the light level measured by the light sensor is above the
light sensor illumination threshold is 60 seconds. This can be reduced according to user re-
quirements keeping in mind the energy balance.