W90N745CD/W90N745CDG
Clock Select Register (CLKSEL)
REGISTER
ADDRESS
R/W
DESCRIPTION
Clock Select Register
RESET VALUE
CLKSEL
0xFFF0_000C
R/W
0x1FFF_7FX8
31
23
30
29
21
28
27
26
25
17
24
RESERVED
22
PS2
20
KPI
19
RESERVED
SSP
16
18
I2C1
12
I2C0
11
UART3
15
UART2
14
UART1
13
RESERVED
10
PWM
9
AC97
8
USBCKS
7
USBD
6
GDMA
5
RESERVED
EMC
2
RESERVED
1
WDT
0
4
3
USBH
TIMER
UART
ECLKS
CLKS
RESET
BITS
DESCRIPTION
[31:29]
RESERVED
PS2
-
PS2 controller clock enable bit
0 = Disable PS2 controller clock
1 = Enable PS2 controller clock
Keypad controller clock enable bit
0 = Disable keypad controller clock
1 = Enable keypad controller clock
-
[28]
[27]
KPI
[26]
[25]
RESERVED
RESERVED
-
USI controller clock enable bit
0 = Disable USI controller clock
1 = Enable USI controller clock
UART3 controller clock enable bit
0 = Disable UART3 controller clock
1 = Enable UART3 controller clock
UART2 controller clock enable bit
0 = Disable UART2 controller clock
1 = Enable UART2 controller clock
UART1 controller clock enable bit
0 = Disable UART1 controller clock
1 = Enable UART1 controller clock
[24]
[23]
[22]
[21]
USI
UART3
UART2
UART1
- 46 -
WINBOND [ WINBOND ]
