KWIKSTIK-K40 Datasheet, PDF (12/19 Pages) Freescale Semiconductor, Inc – KwikStik board assembly

2.8 Segment LCD
An LCD Display containing 306 segments is mounted on the front side of the KwikStik. The segments
are driven by 39 front-plane and 8 back-plane signals from the K40X256 MCU (LCD_P1 – LCD_P47). The
front-plane and back-plane signals are mapped according to Figure 8 and Figure 9.
Figure 8. LCD Back-plane signals
Figure 9. LCD Front-plane signals
2.9 Audio Input
The KwikStik features audio input capabilities through an on-board electric omnidirectional
microphone that can be sampled using the K40 ADC module.
KWIKSTIKK40UM
Figure 10. Microphone circuit
KwikStik-K40 User's Manual
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