參數(shù)資料
型號: 20-101-0358
廠商: Rabbit Semiconductor
文件頁數(shù): 68/94頁
文件大?。?/td> 0K
描述: COMPUTER SINGLE-BOARD BL1820
標(biāo)準(zhǔn)包裝: 1
系列: Jackrabbit
模塊/板類型: 單板計算機(jī)模塊
適用于相關(guān)產(chǎn)品: BL1820
產(chǎn)品目錄頁面: 618 (CN2011-ZH PDF)
其它名稱: 316-1081
66
Jackrabbit (BL1800)
The ports on the Rabbit 2000 microprocessor used in the Jackrabbit are configurable, and
so the factory defaults can be reconfigured. Table A-3 lists the Rabbit 2000 factory
defaults and the alternate configurations.
Table A-3. Jackrabbit Pinout Configurations
Pin
Rabbit 2000
Factory Default
Alternate Use
Jackrabbit Use
PA0–PA7
Parallel I/O
Slave port data bus SD0–
SD7
PB0
Input
Serial port clock CLKB
PB1 (CLKA) is
connected to J3
(programming port)
PB1
Input
Serial port clock CLKA
PB2
Input
Slave port write /SWR
PB3
Input
Slave port read /SRD
PB4
Input
Slave port address lines
SA1–SA0
PB5
Input
PB6
Output
PB7
Output
Slave port attention line
/SLAVEATTN
PC0
Output
TXD
Connected to RS-485 IC
Tx input
PC1
Input
RXD
Connected to RS-485 IC
Rx output
PC2
Output
TXC
Connected to RS-232 IC
Tx input
PC3
Input
RXC
Connected to RS-232 IC
Rx output
PC4
Output
TXB
Connected to RS-232 IC
Tx input
PC5
Input
RXB
Connected to RS-232 IC
Rx output
PC6
Output
TXA
Connected to
programming port
PC7
Input
RXA
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