參數(shù)資料
型號(hào): UPD703130
廠商: NEC Corp.
英文描述: MOS INTEGRATED CIRCUIT
中文描述: 馬鞍山集成電路
文件頁(yè)數(shù): 57/72頁(yè)
文件大小: 601K
代理商: UPD703130
Preliminary Data Sheet U15390EJ1V0DS
57
μ
PD703130
(h) DMA flyby transfer timing (external I/O
DRAM (EDO, high-speed page) transfer) (3/3)
Remarks 1.
This is the timing for the following case (n = 0 to 3, xx = 00 to 03, 10 to 13).
Number of waits due to the RPCxx bit of the DRCn register (TRPW): 1
Number of waits due to the RHCxx bit of the DRCn register (TRHW): 1
Number of waits due to the DACxx bit of the DRCn register (TDAW): 1
Number of waits due to the CPCxx bit of the DRCn register (TCPW): 1
Number of waits that are inserted for a source-side access during a DMA flyby transfer: 0
2.
The broken lines indicate high impedance.
3.
n = 3 to 5, m = 0 to 3
TRPW
T1
TRHW
TW
T2
TDAW
T3
TCPW
TW
TO2
TDAW
TO1
<56>
<57>
<58>
<76>
<61>
<60>
<94>
<64>
<77>
<65>
<63>
<81>
<67>
<66>
<71>
<82>
<101>
<105>
<83>
<85>
<89>
<106>
<34>
<107>
<33>
<24>
<25>
<24>
<25>
<24>
Data
Data
<59>
<88>
<102>
<92>
<35>
<32>
<25>
CLKOUT (Output)
A0 to A23 (Output)
RASn (Output)
UCAS (Output)
LCAS (Output)
RD (Output)
OE (Output)
DMAAKm (Output)
WE (Output)
IOWR (Output)
IORD (Output)
D0 to D15 (I/O)
WAIT (Input)
BCYST (Output)
Row address
Column address
Column address
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