Renesas HD151TS207SS Manual do Utilizador descarregar pdf (Página 23)

HD151TS207SS

Rev.1.00, Apr.25.2003, page 23 of 38

C Controlled Register Bit Map (cont.)

Byte28 Control Register

Bit Description Contents Type Default Note

7 Reserved 0 = Normal, 1 = Late R/W 0

6 PCI_6 Skew Select Bit 0 = Normal, 1 = Late R/W 0

5 PCI_5 Skew Select Bit 0 = Normal, 1 = Late R/W 0

4 PCI_4 Skew Select Bit 0 = Normal, 1 = Late R/W 0

3 PCI_3 Skew Select Bit 0 = Normal, 1 = Late R/W 0

2 PCI_2 Skew Select Bit 0 = Normal, 1 = Late R/W 0

1 PCI_1 Skew Select Bit 0 = Normal, 1 = Late R/W 0

0 PCI_0 Skew Select Bit 0 = Normal, 1 = Late R/W 0

See

Note

Note: 1. Normal = Skew1(B26[3:0]), Late = Skew1(B26[3:0]) +Skew2 (B26[7:4]).

Byte29 Control Register

Bit Description Contents Type Default Note

7 VCH Slew Rate Control Bit1 R/W 1

6 VCH Slew Rate Control Bit0

00 = Normal, 10 = “++”

01 = “+“ , 11 = “–”

R/W 0

5 PCI Slew Rate Control Bit1 R/W 1

4 PCI Slew Rate Control Bit0

00 = Normal, 10 = “++”

01 = “+“ , 11 = “–”

R/W 0

3 PCIF Slew Rate Control Bit1 R/W 1

2 PCIF Slew Rate Control Bit0

00 = Normal, 10 = “++”

01 = “+“ , 11 = “–”

R/W 0

1 3V66 Slew Rate Control Bit1 R/W 1

0 3V66 Slew Rate Control Bit0

00 = Normal, 10 = “++”

01 = “+“ , 11 = “–”

R/W 0

1 2 ... 18 19 20 21 22 23 24 25 26 27 28 ... 37 38

Sem comentários

Renesas HD151TS207SS Manual do Utilizador Página 23