NUMICRO-SDK Nuvoton Technology Corporation of America, NUMICRO-SDK Datasheet - Page 548

• Manufacturer Part Number: NUMICRO-SDK
• Description: KIT EVAUATION NUC100/120/130/140
• Manufacturer: Nuvoton Technology Corporation of America
• Series: NuMicro™r
• Type: MCUr

Specifications of NUMICRO-SDK

• Contents: Board, Cable, CD, Nu-Link
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: NUC100, NUC120, NUC130, NUC140

5.19.5 Register Map
5.19.6 Register Description
R : read only, W : write only, R/W : both read and write
Register
EBI_BA = 0x5001_0000
EBICON
EXTIME
External Bus Interface CONTROL REGISTER (EBICON)
Register
EBICON
Bits
[31:19]
[18:16]
[15:11]
[10:8]
31
23
15
7
NuMicro™ NUC100 Series Technical Reference Manual
Offset
EBI_BA+0x00
Offset
EBI_BA+0x00
EBI_BA+0x04
Descriptions
Reserved
ExttALE
Reserved
MCLKDIV
30
22
14
6
Reversed
Reversed
R/W
R/W
R/W
R/W
R/W
Reserved
Expand Time of ALE
The ALE width (tALE) to latch the address can be controlled by ExttALE.
tALE = (ExttALE+1)*MCLK
Reserved
External Output Clock Divider
The frequency of EBI output clock is controlled by MCLKDIV as follows table:
29
21
13
MCLKDIV
000
001
010
5
Reversed
Description
External Bus Interface General Control Register
Description
External Bus Interface General Control Register
External Bus Interface Timing Control Register
28
20
12
4
- 548 -
Output clock (MCLK)
HCLK/1
HCLK/2
HCLK/4
Reserved
27
19
11
3
Publication Release Date: Dec. 22, 2010
26
18
10
2
MCLKDIV
ExtBW16
ExttALE
25
17
9
1
Revision V1.06
Reset Value
0x0000_0000
0x0000_0000
Reset Value
0x0000_0000
ExtEN
24
16
8
0