AG903ライブラリリファレンス
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AG903_SPCPrmSetDdrPhySetup 関数

SPCDDR_PHY_SETUPのレジスタWrite

Syntax
C++
void AG903_SPCPrmSetDdrPhySetup(uint8_t pd_gain, uint8_t afl_gain);
引数 
説明 
uint8_t pd_gain 
[in] 位相検出ゲイン 
uint8_t afl_gain 
[in] 誤ロック防止用ゲイン 

void

SPCDDR_PHY_SETUPのレジスタWrite

1: void AG903_SPCPrmSetDdrPhySetup(uint8_t pd_gain, uint8_t afl_gain) 2: { 3: uint32_t val; 4: 5: val = AG903_SPC->DDR_PHY_SETUP; 6: val &= ~(AG903_SPC_DDR_PHY_SETUP_AFL_GAIN_MSK | AG903_SPC_DDR_PHY_SETUP_PD_GAIN_MSK); 7: val |= (pd_gain << AG903_SPC_DDR_PHY_SETUP_PD_GAIN_POS) & AG903_SPC_DDR_PHY_SETUP_PD_GAIN_MSK; 8: val |= (afl_gain << AG903_SPC_DDR_PHY_SETUP_AFL_GAIN_POS) & AG903_SPC_DDR_PHY_SETUP_AFL_GAIN_MSK; 9: AG903_SPC->DDR_PHY_SETUP = val; 10: 11: return; 12: }
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