參數(shù)資料
型號: 20-101-1055
廠商: Rabbit Semiconductor
文件頁數(shù): 9/164頁
文件大?。?/td> 0K
描述: MODULE RABBITCORE RCM3375
標準包裝: 1
系列: RabbitCore®
模塊/板類型: MPU 核心模塊
適用于相關(guān)產(chǎn)品: RCM3375
其它名稱: 316-1112
100
RabbitCore RCM3365/RCM3375
B.6 Use of Rabbit 3000 Parallel Ports
Table B-5 lists the Rabbit 3000 parallel ports and their use for the Prototyping Board.
Table B-5. Prototyping Board Use of Rabbit 3000 Parallel Ports
Port
I/O
Use
Initial State
PA0–PA3
Data Bus
LCD/keypad module, motor driver, LEDs
Active high
PA4
Data Bus
LCD/keypad module, motor driver,
relay and relay LED
Active high
PA5–PA7
Data Bus
LCD/keypad module, motor control
Active high
PB0
Input
CLKB, xD-Picture Card Detect
High
PB1
Input
CLKA Programming Port
High
(when not driven by CLKA)
PB2–PB5
Address Bus
LCD/keypad module
High
PB6–PB7
Address Bus
High
PC0
Output
TXD SPI, serial flash
Serial Port D
High (SPI disabled)
PC1
Input
RXD SPI, serial flash
High (SPI disabled)
PC2
Output
TXC RS-485
Serial Port C
High (RS-485 disabled)
PC3
Input
RXC RS-485
High (RS-485 disabled)
PC4*
Output
TXB
Serial Port B
High (disabled)
PC5*
Input
RXB
High (disabled)
PC6
Output
TXA Programming Port
Serial Port A
High
PC7
Input
RXA Programming Port
High
PD0
Output
RCM3365/RCM3375 USR LED off
(shared with NAND flash busy)
High
PD1
Output
Soldered-in NAND flash chip enable
High (disabled)
PD2
Output
SPI, serial flash
Low (SPI disabled)
PD3
Output
SPI, serial flash
High (SPI CS disabled)
PD4–PD6
Input
Serial flash
High (disabled)
PD7
Output
RS-485 Tx enable
Low (RS-485 Tx disabled)
PE0–PE1
Input
IN0–IN1
High
PE2
Output
Ethernet AEN,
NAND flash function enable
High (disabled)
PE3
Output
Motor driver A clock pulse
Low (disabled)
PE4–PE5
Input
IN2–IN3, J8
High
PE6
Output
LCD/keypad module
High (disabled)
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