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TLC6989 Datasheet(PDF) 35 Page - Texas Instruments

Part # TLC6989
Description  TLC6989 SPI-Compatible Connectivity for TLC698x Device Family
PDF  72 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

TLC6989 Datasheet(HTML) 35 Page - Texas Instruments

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7.6.2 SPICTRL Register (Address = 0x1) [Reset = 0x00A0]
SPICTRL is shown in Figure 7-24 and described in Table 7-6.
Return to the DEVICE Registers Summary Table.
Figure 7-24. SPICTRL Register
15
14
13
12
11
10
9
8
RESERVED
SPI_WDT_CFG
RESERVED
R/W-0x0
R/W-0x0
R/W-0x0
7
6
5
4
3
2
1
0
SPI_RST_TIMEOUT_CFG
RESERVED
SPI_CRC_ALG SPI_SDO_DIS
SPI_ACK_DIS
R/W-0xA
R/W-0x0
R/W-0x0
R/W-0x0
R/W-0x0
Table 7-6. SPICTRL Register Field Descriptions
Bit
Field
Type
Reset
Description
15-14
RESERVED
R/W
0x0
Reserved
13-12
SPI_WDT_CFG
R/W
0x0
Watchdog on SPI to into FAILSAFE state
0x0 = 40ms
0x1 = 20ms
0x2 = 10ms
0x3 = Disabled
11-8
RESERVED
R/W
0x0
Reserved
7-4
SPI_RST_TIMEOUT_CFG R/W
0xA
Watchdog on SCLK to reset SPI after timeout
0x0 = Disabled
0x1 = 500us
0x2 = 1ms
0x3 = 2ms
0x4 = 3ms
0x5 = 4ms
0x6 = 5ms
0x7 = 10ms
0x8 = 15ms
0x9 = 20ms
0xA = 30ms
0xB = 40ms
0xC = 50ms
0xD = 85ms
0xE = 100ms
0xF = 200ms
3
RESERVED
R/W
0x0
Reserved
2
SPI_CRC_ALG
R/W
0x0
CRC algorithm used for SPI communication
0x0 = CCITT-FALSE is used
0x1 = CRC-16/XMODEM is used
1
SPI_SDO_DIS
R/W
0x0
Disable bit for SPI SDO
0x0 = SDO is driven when CS is low
0x1 = SDO is always High Impedance
0
SPI_ACK_DIS
R/W
0x0
Disable bit for SPI auto-reply of STATUS register
0x0 = Auto-reply is enabled
0x1 = Auto-reply is disabled
www.ti.com
TLC6989
SLVSHF5 – NOVEMBER 2024
Copyright © 2024 Texas Instruments Incorporated
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Product Folder Links: TLC6989



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