W83194BR-63S Просмотр технического описания (PDF) - Winbond
Номер в каталоге
Компоненты Описание
Список матч
W83194BR-63S Datasheet PDF : 16 Pages
| |||
W83194BR-63S
6.1 Register 0: Frequency Select Register
Bit @PowerUp
7
0
6
0
5
0
4
0
3
0
2
0
1
0
0
0
Pin
Description
-
SSEL5 ( Frequency table selection by software via I2C)
-
SSEL4 ( Frequency table selection by software via I2C)
-
SSEL3 ( Frequency table selection by software via I2C)
-
SSEL2 ( Frequency table selection by software via I2C)
-
SSEL1 ( Frequency table selection by software via I2C)
-
SSEL0 (Frequency table selection by software via I2C )
-
0 = Selection by hardware
1 = Selection by software I2C - Bit (7:2)
-
0 = Running
1 = Tristate all outputs
6.2 Register 1 : CPU Clock Register (1 = Active, 0 = Inactive)
Bit @PowerUp Pin
Description
CPUCS_C2 free running control
7
1
-
1=can be stopped by CPU_STOP#
0= CPUCS_C2 is free running
6
1
27 SDRAM11 (Active / Inactive)
5
0
-
0 = Normal
1 = Spread spectrum enable
4
0
- 0 = ±0.25% Center type Spread Spectrum Modulation
1 =0 ~ (-0.5%) Down type Spread Spectrum Modulation
3
1
26 SDRAM12 (Active / Inactive)
2
1
45 CPUCS_C2(Active / Inactive)
1
1
46 CPUCLK1(Active / Inactive)
0
1
47 CPUCLK0(Active / Inactive)
6.3 Register 2: PCI Clock Register (1 = Active, 0 = Inactive)
Bit @PowerUp Pin
Description
7
1
17 AGPCLK1(Active / Inactive)
6
1
16 AGPCLK0(Active / Inactive)
5
1
13 PCICLK5 (Active / Inactive)
4
1
12 PCICLK4 (Active / Inactive)
3
1
11 PCICLK3 (Active / Inactive)
2
1
10 PCICLK2 (Active / Inactive)
1
1
9 PCICLK1 (Active / Inactive)
0
1
8 PCICLK0 (Active / Inactive)
Publication Release Date: May 19, 2005
-9-
Revision 2.0
Share Link: 