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TMS320F28075PZP Datasheet(PDF) 31 Page - Texas Instruments |
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TMS320F28075PZP Datasheet(HTML) 31 Page - Texas Instruments |
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31 / 192 page ![]() 6.4.4 USB Pin Muxing Table 6-4 shows assignment of the alternate USB function mapping. These can be configured with the GPBAMSEL register. Table 6-4. Alternate USB Function GPIO GPBAMSEL SETTING USB FUNCTION GPIO42 GPBAMSEL[10] = 1b USB0DM GPIO43 GPBAMSEL[11] = 1b USB0DP 6.4.5 High-Speed SPI Pin Muxing The SPI module on this device has a high-speed mode. To achieve the highest possible speed, a special GPIO configuration is used on a single GPIO mux option for each SPI. These GPIOs may also be used by the SPI when not in high-speed mode (HS_MODE = 0). To select the mux options that enable the SPI high-speed mode, configure the GPyGMUX and GPyMUX registers as shown in Table 6-5. Table 6-5. GPIO Configuration for High-Speed SPI GPIO SPI SIGNAL MUX CONFIGURATION SPIA GPIO58 SPISIMOA GPBGMUX2[21:20]=11b GPBMUX2[21:20]=11b GPIO59 SPISOMIA GPBGMUX2[23:22]=11b GPBMUX2[23:22]=11b GPIO60 SPICLKA GPBGMUX2[25:24]=11b GPBMUX2[25:24]=11b GPIO61 SPISTEA GPBGMUX2[27:26]=11b GPBMUX2[27:26]=11b SPIB GPIO63 SPISIMOB GPBGMUX2[31:30]=11b GPBMUX2[31:30]=11b GPIO64 SPISOMIB GPCGMUX1[1:0]=11b GPCMUX1[1:0]=11b GPIO65 SPICLKB GPCGMUX1[3:2]=11b GPCMUX1[3:2]=11b GPIO66 SPISTEB GPCGMUX1[5:4]=11b GPCMUX1[5:4]=11b SPIC GPIO69 SPISIMOC GPCGMUX1[11:10]=11b GPCMUX1[11:10]=11b GPIO70 SPISOMIC GPCGMUX1[13:12]=11b GPCMUX1[13:12]=11b GPIO71 SPICLKC GPCGMUX1[15:14]=11b GPCMUX1[15:14]=11b GPIO72 SPISTEC GPCGMUX1[17:16]=11b GPCMUX1[17:16]=11b www.ti.com TMS320F28076, TMS320F28075 SPRS902J – OCTOBER 2014 – REVISED FEBRUARY 2021 Copyright © 2021 Texas Instruments Incorporated Submit Document Feedback 31 Product Folder Links: TMS320F28076 TMS320F28075 |
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