参数资料
型号: TSSEVB
厂商: Freescale Semiconductor
文件页数: 25/31页
文件大小: 0K
描述: BOARD EVALUATION TOUCH SENSING
标准包装: 1
传感器类型: 触摸,电容式
接口: USB
嵌入式: 是,MCU,8 位
已供物品: 板,线缆,文档,2 个覆盖层
System Overview
2.3.2
External Power Supply
External power supply can be applied to J3. A minimum of 6.25 V must be applied. When J3 is plugged,
the USB power options are disabled.
J3
Input voltage: +6.25 V to +26 V
2.0 mm – 2.1 mm, center-positive, +V input
PWR
Figure 2-6. Jumper Placement for External Power Supply
2.3.3
Voltage Selection
The system can be operated at 5 V or 3.3 V. Place a jumper on J5 for voltage selection.
1. To supply 5 V to the TSSEVB, place the jumper on 1–2 position.
J5
V_SEL
Figure 2-7. Jumper Placement for 5 V
2. To supply 3.3 V to the TSSEVB, place the jumper on 2–3 position.
J5
V_SEL
Figure 2-8. Jumper Placement for 3.3 V
Touch Sensing Software Evaluation Board Users Guide, Rev. 6
2-18
Freescale Semiconductor
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