参数资料
型号: DEMO9S08FL16
厂商: Freescale Semiconductor
文件页数: 12/14页
文件大小: 0K
描述: BOARD DEMO FOR FL16 FAMI
标准包装: 1
类型: MCU
适用于相关产品: MC9S08FL16
所含物品: 板,软件
D E M O 9 S 0 8 S V 1 6 / F L 1 6
J U N E
5 ,
2 0 0 9
U S E R G U I D E
COM Connector
A standard 9-pin Dsub connector provides external connections for the SCI port. The Dsub
shell is connected to board ground through a ferrite bead. The ferrite bead provides noise
isolation on the RS-232 connection. Figure 6 below, shows the pin-out of the DB9 connector.
Figure 6: COM Connector
4, 6
TXD
RXD
1
2
3
6
7
8
1, 4
RTS
CTS
Female DB9 connector that interfaces to the HC(S)08 internal SCI1 serial
port via the U2 RS232 transceiver. It provides simple 2-wire
asynchronous serial communications without flow control. Flow control is
provided at test points on the board.
Pins 1, 4, and 6 are connected together.
1, 6
4
GND
5
9
NC
USER OPTIONS
The DEMO9S08SV16/FL16 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 temperature sensor, and 1 piezo buzzer. 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. Pull-ups
internal to the MCU must be enabled to provide error free switch operation. Pushbutton
switches SW1 and SW2 are enabled to the MCU I/O ports by the USER option bank. Table 2
below shows the user jumper settings and MCU connections.
LED Indicators
Two LEDs provide visual output for user applications. Both LEDs are configured for active-
high operation. Table 2 below shows the user jumper settings and MCU connections.
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. Table 2 below shows the user jumper settings and MCU connection.
12
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DEMO9S08JM16 制造商:Freescale Semiconductor 功能描述:; Development Tool Type:Hardwa
DEMO9S08JS16 功能描述:开发板和工具包 - S08 / S12 DEMO BOARD FOR JS16 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
DEMO9S08LC60 功能描述:开发板和工具包 - S08 / S12 DEMO BOARD FOR 9S08LC60 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
DEMO9S08LG32 功能描述:开发板和工具包 - S08 / S12 DEMO BOARD FOR LG32 FAMI 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