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Spectrum Digital, Inc
2-6
DM368 EVM Technical Reference
2.1.1.2.1 Register 0, CPLD Version
This read only, 8 bit register, contains the 4 bit board type and the 4 bit CPLD version
for version control. The default value is 0x21 for the DM368 EVM.
2.1.1.2.2 Register 1, Test Register
This read only, 8 bit register, has a default value of 0xA5 and can be read and written to
test the memory interface.
2.1.1.2.3 Register 2, LED Register
This 8 bit, read/write register controls the user LEDs. A data bit of ‘0’ in each bit
location turns on an LED. Similarly a ‘1’ turns off the LED in each bit position.
2.1.1.2.4 Register 3, Board Mux Control Register
This 8 bit, read/write control register (default = 0x00) controls keypad, AIC, SD,
Ethernet, and Video In multiplexers as shown in the table below.
Table 2: Register 3, Board Mux Control Register
Bit #
Signal
State
Function
7
EMIF_KEYPAD_CTL
0
Addresses on Muxes (ONE NAND Mode)
1
Addresses are available for keypad
6
SEL_SD1_GPIO_CTL
0
Enables SD card slot 1
1
Signals for SD1 card slot 1 go to CPLD
imager GPIO
5
SEL_AICn_GPIO_CTL
0
Enables McBSP signals to AIC3101 codec
1
McBSP signals go to CPLD for imager GPIO
4
Advanced LCD/Touch control
0 / 1
0 = normal mode,
1 = advanced mode for Avnet LCD panel
3
SEL_ENET_GPIO_CTL
0
Enable Ethernet signals to PHY
1
Ethernet signals go to CPLD for imager GPIO
2
DECODER_IMAGER_S2_CTL
S[2:0]
0 0 1 = Selects TVP7002 as input to DM368
video input port
0 1 0 = Selects imager as input to DM368
video input port
1 0 1 = Selects TVP5146 as input to DM368
video input port
1
DECODER_IMAGER_S1_CTL
0
DECODER_IMAGER_S0_CTL
Содержание TMS320DM368
Страница 1: ...TMS320DM368 Evaluation Module 2011 DSP Development Systems Reference Technical ...
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Страница 85: ...Spectrum Digital Inc 3 37 Figure 3 29 DM368 EVM Bottom Side Test Points TP53 TP54 ...
Страница 88: ...Spectrum Digital Inc 3 40 DM368 EVM Technical Reference ...
Страница 89: ...A 1 Appendix A Schematics This appendix contains the schematics for the DM368 EVM ...
Страница 144: ...Spectrum Digital Inc B 2 DM368 EVM Technical Reference THIS DRAWING IS NOT TO SCALE ...
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Страница 146: ...Printed in U S A March 2011 514565 0001 Rev B ...