參數資料
型號: 20-101-1028
廠商: Rabbit Semiconductor
文件頁數: 29/172頁
文件大小: 0K
描述: MODULE RABBITCORE RCM3750
標準包裝: 1
系列: RabbitCore®
模塊/板類型: MPU 核心模塊
適用于相關產品: RCM3750
產品目錄頁面: 619 (CN2011-ZH PDF)
其它名稱: 316-1110
118
RabbitCore RCM3750
R
C
M
3
7
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B.2.6 Use of Rabbit 3000 Parallel Ports
Table B-10 lists the Rabbit 3000 parallel ports and their use for the RCM3720 Prototyping
Board.
Table B-10. RCM3720 Prototyping Board Use of Rabbit 3000 Parallel Ports
Port
I/O
Use
Initial State
PA0–PA7
Input
Not used
Pulled up (core module)
PB0
Output
CLKB, Serial Flash SCLK
High
PB1
Output
CLKA Programming Port
High
(when not driven by CLKA)
PB2–PB6
Output
Not used
High
PB7
Input
External IA5, Switch S2
Pulled up (Proto Board)
PC0
Output
TXD RS-232
Serial Port D
High (set by drivers)
PC1
Input
RXD RS-232
Pulled up (core module)
PC2
Output
TXC RS-232
Serial Port C
High (set by drivers)
PC3
Input
RXC RS-232
Pulled up (core module)
PC4
Output
TXB Serial Flash
Serial Port B
High (set by drivers)
PC5
Input
RXB Serial Flash
Pulled up (core module)
PC6
Output
TXA Programming Port
Serial Port A
High (when not driven)
PC7
Input
RXA Programming Port
Pulled up (core module)
PD0
Output
Ethernet RSTDRV
Pulled up (core module)
PD1
Input
Ethernet BD5 (EESK)
Set by Ethernet
PD2
Input
Ethernet BD6 (EEDI)
Set by Ethernet
PD3
Input
Ethernet BD6 (EEDO)
Set by Ethernet
PD4–PD5
Output
Not used
High
PD6–PD7
Input
Not used
Pulled up (core module)
PE0–PE1
Output
Not used
High
PE2
Output
Ethernet AEN
High (driven by Ethernet)
PE3
Input
Not used
Pulled up (core module)
PE4–PE5
Output
Not used
High
PE6
Input
Serial Flash Select
Pulled up (core module)
PE7
Output
Not used
High
PF0
Output
Not used
High
PF1
Input
Not used
Low
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