Example MPC5748G Frequency Modulation GHS614

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Example MPC5748G Frequency Modulation GHS614

Example MPC5748G Frequency Modulation GHS614

********************************************************************************
* Detailed Description:
* This example demonstrates frequency modulation at 20kHz with 250 steps.
* System frequency which is modulated is 40MHz.
* ------------------------------------------------------------------------------
* Test HW:   MPC57xx EVB + MPC5748G minimodule
* Maskset:   1N81M
* Target :     SRAM
* Fsys:        40 MHz PLL
*
********************************************************************************
Revision History:
1.0     Oct-29-2014     b21190(Vlna Peter)  Initial Version
1.1    Nov-20-2014    b21190(Vlna Peter)  Modified for Cut2.0
1.2    Nov-20-2014    b21190(Vlna Peter)  Added SWT_0 dissabling in startup
1.3    Mar-10-2016    b21190(Vlna Peter)  Fixed clock configuraion for PLL
1.4    Jun-30-2017    b21190(Vlna Peter)  Added 20kHz frequency modulation
*******************************************************************************/

Measure modulated system Frequency at PG[7] - SYSCLK0 pin.

附件
%3CLINGO-SUB%20id%3D%22lingo-sub-1112071%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3E%E7%A4%BA%E4%BE%8B%20MPC5748G%20%E9%A2%91%E7%8E%87%E8%B0%83%E5%88%B6%20GHS614%3C%2FLINGO-SUB%3E%3CLINGO-BODY%20id%3D%22lingo-body-1112071%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3E%26lt%3Bmeta%20http-equiv%3D%22Content-Type%22%20content%3D%22text%2Fhtml%3B%20charset%3Dutf-8%22%20%2F%26gt%3B%0A%3CP%3E********************************************************************************%3CBR%20%2F%3E%20*%20%E8%AF%A6%E7%BB%86%E8%AF%B4%E6%98%8E%EF%BC%9A%3CBR%20%2F%3E%20*%20%E6%AD%A4%E7%A4%BA%E4%BE%8B%E6%BC%94%E7%A4%BA%E4%BA%86%2020kHz%20%E9%A2%91%E7%8E%87%E8%B0%83%E5%88%B6%EF%BC%8C%E5%85%B1%20250%20%E6%AD%A5%E3%80%82%3CBR%20%2F%3E*%20%E8%B0%83%E5%88%B6%E7%9A%84%E7%B3%BB%E7%BB%9F%E9%A2%91%E7%8E%87%E4%B8%BA40MHz%E3%80%82%3CBR%20%2F%3E*%20----------------------------------------------------------------------------------------------%3CBR%20%2F%3E%20*%20%E6%B5%8B%E8%AF%95%E7%A1%AC%E4%BB%B6%EF%BC%9AMPC57xx%20EVB%20%2B%20MPC5748G%20%E8%BF%B7%E4%BD%A0%E6%A8%A1%E5%9D%97%3CBR%20%2F%3E*%20%E9%9D%A2%E7%BD%A9%E7%BB%84%EF%BC%9A1N81M%3CBR%20%2F%3E%20*%20%E7%9B%AE%E6%A0%87%EF%BC%9ASRAM%3CBR%20%2F%3E%20*%20%E7%B3%BB%E7%BB%9F%E9%A2%91%E7%8E%87%EF%BC%9A40%20MHz%20PLL%3CBR%20%2F%3E%20*%3CBR%20%2F%3E%20********************************************************************************%3CBR%20%2F%3E%E4%BF%AE%E8%AE%A2%E5%8E%86%E5%8F%B2%EF%BC%9A%3CBR%20%2F%3E%201.0%202014%E5%B9%B410%E6%9C%8829%E6%97%A5%20b21190%EF%BC%88Vlna%20Peter%EF%BC%89%E5%88%9D%E5%A7%8B%E7%89%88%E6%9C%AC%3CBR%20%2F%3E1.1%202014%20%E5%B9%B4%2011%20%E6%9C%88%2020%20%E6%97%A5%20b21190%EF%BC%88Vlna%20Peter%EF%BC%89%E9%92%88%E5%AF%B9%20Cut2.0%20%E8%BF%9B%E8%A1%8C%E4%BA%86%E4%BF%AE%E6%94%B9%3CBR%20%2F%3E1.2%202014%20%E5%B9%B4%2011%20%E6%9C%88%2020%20%E6%97%A5%20b21190%EF%BC%88Vlna%20Peter%EF%BC%89%E6%B7%BB%E5%8A%A0%E4%BA%86%E5%9C%A8%E5%90%AF%E5%8A%A8%E6%97%B6%E7%A6%81%E7%94%A8%20SWT_0%3CBR%20%2F%3E%201.3%202016%20%E5%B9%B4%203%20%E6%9C%88%2010%20%E6%97%A5%20b21190%EF%BC%88Vlna%20Peter%EF%BC%89%E4%BF%AE%E5%A4%8D%20PLL%20%E7%9A%84%E6%97%B6%E9%92%9F%E9%85%8D%E7%BD%AE%3CBR%20%2F%3E1.4%202017%20%E5%B9%B4%206%20%E6%9C%88%2030%20%E6%97%A5%20b21190(Vlna%20Peter)%20%E6%B7%BB%E5%8A%A0%2020kHz%20%E9%A2%91%E7%8E%87%E8%B0%83%E5%88%B6%3CBR%20%2F%3E********************************************************************************************%2F%3C%2FP%3E%3CP%3E%E6%B5%8B%E9%87%8F%20PG%5B7%5D%20-%20SYSCLK0%20%E5%BC%95%E8%84%9A%E4%B8%8A%E7%9A%84%E8%B0%83%E5%88%B6%E7%B3%BB%E7%BB%9F%E9%A2%91%E7%8E%87%E3%80%82%3C%2FP%3E%3C%2FLINGO-BODY%3E%3CLINGO-TEASER%20id%3D%22lingo-teaser-1112071%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3E%26lt%3Bmeta%20http-equiv%3D%22Content-Type%22%20content%3D%22text%2Fhtml%3B%20charset%3Dutf-8%22%20%2F%26gt%3B%0A%3CP%3E********************************************************************************%3CBR%20%2F%3E%20*%20%E8%AF%A6%E7%BB%86%E8%AF%B4%E6%98%8E%EF%BC%9A%3CBR%20%2F%3E%20*%20%E6%AD%A4%E7%A4%BA%E4%BE%8B%E6%BC%94%E7%A4%BA%E4%BA%86%2020kHz%20%E9%A2%91%E7%8E%87%E8%B0%83%E5%88%B6%EF%BC%8C%E5%85%B1%20250%20%E6%AD%A5%E3%80%82%3CBR%20%2F%3E*%20%E8%B0%83%E5%88%B6%E7%9A%84%E7%B3%BB%E7%BB%9F%E9%A2%91%E7%8E%87%E4%B8%BA40MHz%E3%80%82%3CBR%20%2F%3E*%20----------------------------------------------------------------------------------------------%3CBR%20%2F%3E%20*%20%E6%B5%8B%E8%AF%95%E7%A1%AC%E4%BB%B6%EF%BC%9AMPC57xx%20EVB%20%2B%20MPC5748G%20%E8%BF%B7%E4%BD%A0%E6%A8%A1%E5%9D%97%3CBR%20%2F%3E*%20%E9%9D%A2%E7%BD%A9%E7%BB%84%EF%BC%9A1N81M%3CBR%20%2F%3E%20*%20%E7%9B%AE%E6%A0%87%EF%BC%9ASRAM%3CBR%20%2F%3E%20*%20%E7%B3%BB%E7%BB%9F%E9%A2%91%E7%8E%87%EF%BC%9A40%20MHz%20PLL%3CBR%20%2F%3E%20*%3CBR%20%2F%3E%20********************************************************************************%3CBR%20%2F%3E%E4%BF%AE%E8%AE%A2%E5%8E%86%E5%8F%B2%EF%BC%9A%3CBR%20%2F%3E%201.0%202014%E5%B9%B410%E6%9C%8829%E6%97%A5%20b21190%EF%BC%88Vlna%20Peter%EF%BC%89%E5%88%9D%E5%A7%8B%E7%89%88%E6%9C%AC%3CBR%20%2F%3E1.1%202014%20%E5%B9%B4%2011%20%E6%9C%88%2020%20%E6%97%A5%20b21190%EF%BC%88Vlna%20Peter%EF%BC%89%E9%92%88%E5%AF%B9%20Cut2.0%20%E8%BF%9B%E8%A1%8C%E4%BA%86%E4%BF%AE%E6%94%B9%3CBR%20%2F%3E1.2%202014%20%E5%B9%B4%2011%20%E6%9C%88%2020%20%E6%97%A5%20b21190%EF%BC%88Vlna%20Peter%EF%BC%89%E6%B7%BB%E5%8A%A0%E4%BA%86%E5%9C%A8%E5%90%AF%E5%8A%A8%E6%97%B6%E7%A6%81%E7%94%A8%20SWT_0%3CBR%20%2F%3E%201.3%202016%20%E5%B9%B4%203%20%E6%9C%88%2010%20%E6%97%A5%20b21190%EF%BC%88Vlna%20Peter%EF%BC%89%E4%BF%AE%E5%A4%8D%20PLL%20%E7%9A%84%E6%97%B6%E9%92%9F%E9%85%8D%E7%BD%AE%3CBR%20%2F%3E1.4%202017%20%E5%B9%B4%206%20%E6%9C%88%2030%20%E6%97%A5%20b21190(Vlna%20Peter)%20%E6%B7%BB%E5%8A%A0%2020kHz%20%E9%A2%91%E7%8E%87%E8%B0%83%E5%88%B6%3CBR%20%2F%3E********************************************************************************************%2F%3C%2FP%3E%3CP%3E%E6%B5%8B%E9%87%8F%20PG%5B7%5D%20-%20SYSCLK0%20%E5%BC%95%E8%84%9A%E4%B8%8A%E7%9A%84%E8%B0%83%E5%88%B6%E7%B3%BB%E7%BB%9F%E9%A2%91%E7%8E%87%E3%80%82%3C%2FP%3E%3C%2FLINGO-TEASER%3E
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最后更新:
‎07-01-2017 12:39 AM
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