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DLPC6421 Datasheet(PDF) 29 Page - Texas Instruments |
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DLPC6421 Datasheet(HTML) 29 Page - Texas Instruments |
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29 / 48 page ![]() 29 DLPC6421 www.ti.com DLPS117 – JULY 2018 Product Folder Links: DLPC6421 Submit Documentation Feedback Copyright © 2018, Texas Instruments Incorporated 7.2.8 Board Level Test Support The in-circuit tri-state enable signal (ICTSEN) is a board level test control signal. By driving ICTSEN to a logic high state, all DLPC6421 outputs (except TDO1 and TDO2) will be tri-stated. The DLPC6421 controller also provides JTAG boundary scan support on all I/O except non-digital I/O and a few special signals. Table 6 defines these exceptions. Table 6. DLPC6421-Signals Not Covered by JTAG Signal Name PKG Ball HW_TEST_EN M25 MOSC M26 MOSCN N26 USB_DAT_N C5 USB_DAT_P D6 TCK N24 TDI N25 TRSTZ M23 TDO1 N23 TDO2 N22 TMS1 P25 TMS2 P26 |
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