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Make comments more informative (possibly)

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This commit is contained in:
Dominic Spill
2017-02-28 15:25:27 -07:00
parent e7f890e0c2
commit 00b6099bb3
1 changed files with 2 additions and 2 deletions
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4
firmware/common/si5351c.c
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@ -116,11 +116,11 @@ void si5351c_configure_pll_sources(si5351c_driver_t* const drv)
/* MultiSynth NA (PLLA) and NB (PLLB) */
void si5351c_configure_pll_multisynth(si5351c_driver_t* const drv)
{
//init plla to (0x0e00+512)/128*25mhz xtal = 800mhz -> int mode
/*PLLA: 25MHz XTAL * (0x0e00+512)/128 = 800mhz -> int mode */
uint8_t data[] = { 26, 0x00, 0x01, 0x00, 0x0E, 0x00, 0x00, 0x00, 0x00 };
si5351c_write(drv, data, sizeof(data));
/* 10 MHz input on CLKIN for PLLB */
/*PLLB: 10MHz CLKIN * (0x2600+512)/128 = 800mhz */
data[0] = 34;
data[4] = 0x26;
si5351c_write(drv, data, sizeof(data));