參數(shù)資料
型號(hào): FSLBOT
廠商: Freescale Semiconductor
文件頁(yè)數(shù): 28/46頁(yè)
文件大?。?/td> 0K
描述: KIT TOWER MECH BOARD
視頻文件: Freescale Tower Overview - Another Geek Moment
Freescale Tower Labs 1 & 2 - Another Geek Moment
特色產(chǎn)品: Tower Mechatronics Board and Robot
標(biāo)準(zhǔn)包裝: 1
系列: ColdFire®
主要目的: 機(jī)器人
嵌入式:
主要屬性: 步行機(jī)器人結(jié)構(gòu)
已供物品: 線路板,4 PWM 伺服系統(tǒng),用戶指南,匯編指令
Electrical Characteristics
MCF52259 ColdFire Microcontroller, Rev. 5
Freescale
34
2.11.1
Receive Signal Timing Specifications
The following timing specs meet the requirements for MII and 7-Wire style interfaces for a range of transceiver devices.
Figure 7. MII Receive Signal Timing Diagram
2.11.2
Transmit Signal Timing Specifications
Figure 8. MII Transmit Signal Timing Diagram
Table 17. Receive Signal Timing
Num
Characteristic
MII Mode
Unit
Min
Max
RXCLK frequency
25
MHz
E1
RXD[n:0], RXDV, RXER to RXCLK setup1
1 In MII mode, n = 3
5—
ns
E2
RXCLK to RXD[n:0], RXDV, RXER hold1
5—
ns
E3
RXCLK pulse width high
35%
65%
RXCLK period
E4
RXCLK pulse width low
35%
65%
RXCLK period
Table 18. Transmit Signal Timing
Num
Characteristic
MII Mode
Unit
Min
Max
TXCLK frequency
25
MHz
E5
TXCLK to TXD[n:0], TXEN, TXER invalid1
1 In MII mode, n = 3
5—
ns
E6
TXCLK to TXD[n:0], TXEN, TXER valid1
—25
ns
E7
TXCLK pulse width high
35%
65%
tTXCLK
E8
TXCLK pulse width low
35%
65%
tTXCLK
Valid Data
RXCLK (Input)
RXD[n:0]
RXDV,
RXER
E3
E4
E1
E2
Valid Data
TXCLK (Input)
TXD[n:0]
TXEN,
TXER
E7
E8
E5
E6
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