参数资料
型号: DEMO9RS08KB12
厂商: Freescale Semiconductor
文件页数: 12/13页
文件大小: 0K
描述: DEMO BOARD FOR 9RS08KA12
设计资源: DEMO9RS08KB12 Schematic
标准包装: 1
系列: RS08
类型: MCU
适用于相关产品: MC9RS08KB12
所含物品: 板,线缆,DVD 和指南
产品目录页面: 730 (CN2011-ZH PDF)

D E M O 9 S 0 8 K B 1 2
N O V E M B E R
1 6 ,
2 0 0 9
U S E R G U I D E
USER OPTIONS
The DEMO9RS08KB12 includes various input and output devices to aid application
development and debug. User I/O includes 2 momentary pushbutton switches, 2 green LEDs,
1 potentiometer, 1 Light Sensor. Each device may be enabled or disabled individually with the
USER_EN option header. Each user enable is clearly marked as to functionality.
Pushbutton Switches
Two push button switches provide momentary, active-low input, for user applications. External pull-
ups internal bias the switches for proper operation. Pushbutton switches SW1 and SW2 are
enabled to the MCU I/O ports by the USER_EN option bank. Figure 8 below shows the jumper
setting for the pushbutton switches.
LED Indicators
Two LEDs provide visual output for user applications. Both LEDs are configured for active-low
operation. Figure 8 below shows the jumper setting for the LED’s.
Potentiometer
A 5k ohm, thumb-wheel type, potentiometer at RV1 provides variable resistance input for user
applications. The output is the result of a voltage divider that changes as the thumb-wheel is
turned. The potentiometer is connected between VDD and GND with the center tap providing the
divider output. Figure 8 below shows the jumper setting for the POT.
Light Sensor
A surface-mount phototransistor, at RZ1, provides light sensitive, variable input for user
applications. Current flow within the phototransistor is inversely proportional to light intensity
incident on the surface of the device. A rail-to-rail OP amp at U5 boosts the photocell output to
useable levels. Figure 8 below shows the jumper setting for the Light Sensor.
12
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相关代理商/技术参数
参数描述
DEMO9RS08KB12 制造商:Freescale Semiconductor 功能描述:; LEADED PROCESS COMPATIBLE:YES; PEAK RE
DEMO9RS08LA8 功能描述:开发板和工具包 - S08 / S12 DEMO BOARD FOR LA8 RoHS:否 产品:Development Kits 工具用于评估:MC9S12G128 核心:S12 接口类型:CAN, LIN, RS-232, USB 工作电源电压:5 V 制造商:Freescale Semiconductor
DEMO9RS08LE4 功能描述:开发板和工具包 - S08 / S12 LE4 Family Demo Board RoHS:否 产品:Development Kits 工具用于评估:MC9S12G128 核心:S12 接口类型:CAN, LIN, RS-232, USB 工作电源电压:5 V 制造商:Freescale Semiconductor
DEMO9RS08SA12 功能描述:开发板和工具包 - S08 / S12 DEMO BOARD FOR SA12 PROD RoHS:否 产品:Development Kits 工具用于评估:MC9S12G128 核心:S12 接口类型:CAN, LIN, RS-232, USB 工作电源电压:5 V 制造商:Freescale Semiconductor
DEMO9S08AC60E 功能描述:开发板和工具包 - S08 / S12 DEMO BOARD FOR THE 9S08A RoHS:否 产品:Development Kits 工具用于评估:MC9S12G128 核心:S12 接口类型:CAN, LIN, RS-232, USB 工作电源电压:5 V 制造商:Freescale Semiconductor