Freescale Semiconductor TWR-K64F120M, Быстрый старт, Страница: 8 / 12

8
Quick Start Guide
TWR-K64F120M Jumper Options (cont.)
Jumper Option Setting Description
Accelerometer
IRQ Connection
J7 ON Connect PTA8 to INT2 pin of accelerometer
J8
ON Connect PTA6 to INT1 pin of accelerometer
OFF
Disconnect PTA6 and/or PTA8 from INT1 and/or INT2 of
accelerometer
External
Pulldown on
SDHC D3
J13
ON External 10 K ohm Pulldown on SDHC_D3
OFF No pull down on SDHC_D3
LED
connections
J30
1–2 Connect PTE6 to Yellow/Green LED (D5)
3–4 Connect PTE7 to Yellow LED (D6)
5–6 Connect PTE8 to Orange LED (D7)
7–8 Connect PTE9 to Blue LED (D8)
5 V power
selection
J38
1–2
Connect 5 V power from OpenSDA (mini-USB) to power switch
MIC2026
2–3 Connect 5 V power from Elevator to power switch MIC2026
Micro USB
power enable
J26
ON Connect PTC9 to USB power enable on power switch MIC2026
OFF
Disconnect PTC9 from USB power enable on power switch
MIC2026
Micro USB
Overcurrent
Flag
J23
ON Connect PTC8 to overcurrent flag on power switch MIC2026
OFF
Disconnect PTC8 from overcurrent flag on power switch
MIC2026
Micro USB ID
Selection
J25
ON USB Host / Device ID selection is controlled by PTE12
OFF No ID selection USB Host/Device
Potentiometer
Connection
J24
ON Connect potentiometer to ADC1_SE18
OFF Disconnect potentiometer from ADC1_SE18