User manual
...the world's most energy friendly microcontrollers
2012-04-24 - Giant Gecko Family - d0053_Rev0.96 216
www.energymicro.com
14.5.6 EBI_ROUTE - I/O Routing Register
Offset Bit Position
0x014
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Reset
0x0
0
0
0
0x00
0x0
0
0
0
0
0
0
0
0
0
Access
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
Name
LOCATION
CSTFTPEN
DATAENPEN
TFTPEN
APEN
ALB
NANDPEN
BLPEN
ARDYPEN
ALEPEN
CS3PEN
CS2PEN
CS1PEN
CS0PEN
EBIPEN
Bit Name Reset Access Description
31 Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
30:28 LOCATION 0x0 RW I/O Location
Decides the location of the EBI I/O pins.
Value Mode Description
0 LOC0 Location 0
1 LOC1 Location 1
2 LOC2 Location 2
27 Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
26 CSTFTPEN 0 RW EBI_CSTFT Pin Enable
When set, the EBI_CSTFT pin is enabled
25 DATAENPEN 0 RW EBI_TFT Pin Enable
When set, the EBI_DATAEN pin is enabled
24 TFTPEN 0 RW EBI_TFT Pin Enable
When set, the EBI_DCLK, EBI_VSYNC and EBI_HSYNC pins are enabled
23 Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
22:18 APEN 0x00 RW EBI_A Pin Enable
Selects which non-multiplexed address lines are enabled on EBI_A. The lower bound L is set to 0, 8, 16 or 24 as defined in the
ALB field.
Value Mode Description
0 A0 All EBI_A pins are disabled.
5 A5 EBI_A[4:L] pins enabled.
6 A6 EBI_A[5:L] pins enabled.
7 A7 EBI_A[6:L] pins enabled.
8 A8 EBI_A[7:L] pins enabled.
9 A9 EBI_A[8:L] pins enabled.
10 A10 EBI_A[9:L] pins enabled.
11 A11 EBI_A[10:L] pins enabled.
12 A12 EBI_A[11:L] pins enabled.
13 A13 EBI_A[12:L] pins enabled.
14 A14 EBI_A[13:L] pins enabled.
15 A15 EBI_A[14:L] pins enabled.
16 A16 EBI_A[15:L] pins enabled.
17 A17 EBI_A[16:L] pins enabled.
18 A18 EBI_A[17:L] pins enabled.
19 A19 EBI_A[18:L] pins enabled.
20 A20 EBI_A[19:L] pins enabled.
21 A21 EBI_A[20:L] pins enabled.
22 A22 EBI_A[21:L] pins enabled.
23 A23 EBI_A[22:L] pins enabled.
24 A24 EBI_A[23:L] pins enabled.