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TMS570LS1114 датащи(PDF) 63 Page - Texas Instruments |
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TMS570LS1114 датащи(HTML) 63 Page - Texas Instruments |
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63 / 169 page ![]() TMS570LS1114 www.ti.com SPNS188B – OCTOBER 2012 – REVISED FEBRUARY 2015 Table 6-13. Clock Domain Descriptions (continued) Clock Domain Name Default Clock Clock Source Description Source Selection Register VCLKA1 VCLK VCLKASRC • Defaults to VCLK as the source • Is disabled through the CDDISx registers bit 4 VCLKA2 VCLK VCLKASRC • Defaults to VCLK as the source • Is disabled through the CDDISx registers bit 5 VCLKA4_S VCLK VCLKACON1 • Defaults to VCLK as the source • Frequency can be as fast as HCLK frequency • Is disabled through the CDDISx registers bit 11 VCLKA4_DIVR VCLK VCLKACON1 • Divided down from the VCLKA4_S using the VCLKA4R field of the VCLKACON1 register at address 0xFFFFE140 • Frequency can be VCLKA4_S/1, VCLKA4_S/2, ..., or VCLKA4_S/8 • Default frequency is VCLKA4_S/2 • Is disabled separately through the VCLKACON1 register VCLKA4_DIV_CDDIS bit only if the VCLKA4_S clock is not disabled RTICLK VCLK RCLKSRC • Defaults to VCLK as the source • If a clock source other than VCLK is selected for RTICLK, then the RTICLK frequency must be less than or equal to VCLK/3 – Application can ensure this by programming the RTI1DIV field of the RCLKSRC register, if necessary • Is disabled through the CDDISx registers bit 6 Copyright © 2012–2015, Texas Instruments Incorporated System Information and Electrical Specifications 63 Submit Documentation Feedback Product Folder Links: TMS570LS1114 |
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