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fix(hackrf-core): Disable unused clock source to the MCU

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It is not used and creates noise.
This commit is contained in:
Tobias Schneider
2015-07-27 09:22:18 +02:00
parent cbf2185edc
commit 5bd5085cf1
1 changed files with 6 additions and 0 deletions
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6
firmware/common/hackrf_core.c
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@ -320,9 +320,15 @@ void cpu_clock_init(void)
si5351c_configure_multisynth(4, 20*128-512, 0, 1, 0); /* 800/20 = 40MHz */ si5351c_configure_multisynth(4, 20*128-512, 0, 1, 0); /* 800/20 = 40MHz */
/* MS6/CLK6 is unused. */ /* MS6/CLK6 is unused. */
/* MS7/CLK7 is the source for the LPC43xx microcontroller. */ /* MS7/CLK7 is the source for the LPC43xx microcontroller. */
#if 0
/* Clock is deactivated as it is not used and creates noise */
uint8_t ms7data[] = { 90, 255, 20, 0 }; uint8_t ms7data[] = { 90, 255, 20, 0 };
si5351c_write(ms7data, sizeof(ms7data)); si5351c_write(ms7data, sizeof(ms7data));
#endif
#endif #endif
/* Set to 10 MHz, the common rate between Jellybean and Jawbreaker. */ /* Set to 10 MHz, the common rate between Jellybean and Jawbreaker. */