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3. Details of hardware
MB86R11
Evaluation Board
MB86R11EVB Hardware Manual
3.3.
Option board
All functions of MB86R11 can be used by using the CPU board, the Base board, and the Option board.
The Option board has the Dual monitor function and the HDMI connector.
3.3.1.
Display
The Option board mounts three DVI connectors as an image output interface.
The pin header of Display is described below.
Table 3-41 Display
No.
Item
Model number
Manufacturer
Quantity
Remarks
1 DVI
transmitter
SiI164BCT64
SiliconImage
3
2 DVI-I
connector
1734148-1
Tyco
3
(Remark) DISP0 connector DVI-I=CN9
DISP1 connector DVI-I=CN10
DISP2 connector DVI-I=CN11
SW1 (DISP0_DAC_CTRL)
Set SW1[2:1]=[OFF, OFF] when I2C1 is used.
SW1 Signal
Description
Default
(I2C mode)
1 DSEL
/
SDA
Dual edge clock select / I2C Data
This pin is an open collector input/output.
If I2C bus is enabled (ISEL=OFF), then this pin is the I2C data line.
If the I2C bus is disabled (ISEL=ON), then this pin selects whether single clock
dual edge is used.
Dual Edge clock select:
DSEL=OFF:
IDCK+ latches input data on both falling and rising clock edges.
DSEL=ON:
IDCK+/IDCK- latches input data on only falling or rising clock edges.
In 24-/12-bit mode:
DSEL=OFF (dual edge):
IDCK+ is used to latch data on both falling and rising edges.
DSEL=ON (single edge):
IDCK+ latches 1st half data and IDCK- latches 2nd half data.
OFF
2 BSEL
/
SCL
Input bus select / I2C clock.
This pin is an open collector input.
If I2C bus is enabled (ISEL=OFF), then this pin is the I2C clock input.
If the I2C is disabled (ISEL=ON), then this pin selects the input bus width.
Input Bus Select:
BSEL=OFF:
selects 24-bit input mode
BSEL=ON:
selects 12-bit input mode
OFF
ON
8 1
Default
