Owner's Manual

3.3.4 RGB LED
The radio board features an RGB LED that is controlled by GPIO pins on the ZGM130S. The LED is connected in an active-low config-
uration.
PD10 (GPIO)
ZGM130S
PD11 (GPIO)
PD12 (GPIO)
LED_B
LED_R
LED_G
RGB LED
Figure 3.2. RGB LED
3.3.5 Serial EEPROM
The BRD4207A Radio Board is equipped with a serial I
2
C EEPROM for board identification and to store additional board-related infor-
mation.
BRD4207A Reference Manual
Radio Board Block Summary
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