參數(shù)資料
型號(hào): USB97C223
廠商: SMSC Corporation
英文描述: capacitor Selection for Internal Regulator Output Pins
中文描述: 電容的選擇內(nèi)部穩(wěn)壓器輸出引腳
文件頁(yè)數(shù): 53/59頁(yè)
文件大?。?/td> 385K
代理商: USB97C223
SMSC DS – USB97C201
Page 53
Rev. 03/25/2002
PRELIMINARY
RAMWR_A=0
RAMWR_B=0
RAMRD_A=1
RAMRD_B=1
RAMWR_A=1
& count<>0
No
RAMWR_B=1
& count<>0
No
Yes
Yes
XFER COUNT
RAMWRBC_B1/2 ->
RAMRDBC_B1/2;
RAMRD_TOGGLE=1
RAMRD_B=1
RAMWR_A=1
& count<>0
No
No
Yes
Yes
CLR RAMWR_B
RAMRD_B=1
No
Yes
RAMWR_TOGGLE
=1
& CLR RAMWR_B
XFER COUNT
RAMWRBC_A1/2 ->
RAMRDBC_A1/2;
RAMRD_TOGGLE=0;
RAMRD_A
=1
RAMWR_B=1
& count<>0
No
No
Yes
RAMRD_A
=1
No
CLR
RAMWR_A
Yes
RAMWR_TOG
GLE=0 &
CLR
RAMWR_A
Yes
AUT0_TRANS->1
FIGURE 5 - AUTOMATIC DATA TRANSFER OPERATION
The trapezoidal shapes represent actions taken by the state machine.
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