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TMS320DM643 Datasheet(PDF) 148 Page - Texas Instruments

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Part # TMS320DM643
Description  Video/Imaging Fixed-Point Digital Signal Processo
PDF  160 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TMS320DM643 Datasheet(HTML) 148 Page - Texas Instruments

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5.18.2
GPIO Peripheral Register Description(s)
TMS320DM643
Video/Imaging Fixed-Point Digital Signal Processor
SPRS269A – FEBRUARY 2005 – REVISED APRIL 2005
31
16
Reserved
R-0
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
GP15
GP14
GP13
GP12
GP11
GP10
GP9
GP8
GP7
GP6
GP5
GP4
GP3
GP2
GP1
GP0
DIR
DIR
DIR
DIR
DIR
DIR
DIR
DIR
DIR
DIR
DIR
DIR
DIR
DIR
DIR
DIR
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-1
R/W-1
R/W-1
R/W-1
R/W-1
R/W-0
R/W-0
R/W-1
Legend: R/W = Readable/Writable, -n = value after reset, -x = undefined value after reset
Figure 5-65. GPIO Direction Register (GPDIR) [Hex Address: 01B0 0004]
For more detailed information on general-purpose inputs/outputs (GPIOs), see the TMS320C6000 DSP
General-Purpose Input/Output (GPIO) Reference Guide (literature number SPRU584).
Table 5-76. GP0 Registers
HEX ADDRESS RANGE
ACRONYM
REGISTER NAME
01B0 0000
GPEN
GP0 enable register
01B0 0004
GPDIR
GP0 direction register
01B0 0008
GPVAL
GP0 value register
01B0 000C
–
Reserved
01B0 0010
GPDH
GP0 delta high register
01B0 0014
GPHM
GP0 high mask register
01B0 0018
GPDL
GP0 delta low register
01B0 001C
GPLM
GP0 low mask register
01B0 0020
GPGC
GP0 global control register
01B0 0024
GPPOL
GP0 interrupt polarity register
01B0 0028 – 01B3 EFFF
–
Reserved
148
DM643 Peripheral Information and Electrical Specifications



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