add the ability to change the pwm frequency for the IS31FL3737B (#16718)
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706bceeff8
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2 changed files with 6 additions and 1 deletions
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@ -57,6 +57,10 @@
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# define ISSI_PERSISTENCE 0
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#endif
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#ifndef ISSI_PWM_FREQUENCY
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# define ISSI_PWM_FREQUENCY 0b000 // PFS - IS31FL3737B only
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#endif
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#ifndef ISSI_SWPULLUP
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# define ISSI_SWPULLUP PUR_0R
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#endif
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@ -159,7 +163,7 @@ void IS31FL3737_init(uint8_t addr) {
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// Set global current to maximum.
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IS31FL3737_write_register(addr, ISSI_REG_GLOBALCURRENT, 0xFF);
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// Disable software shutdown.
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IS31FL3737_write_register(addr, ISSI_REG_CONFIGURATION, 0x01);
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IS31FL3737_write_register(addr, ISSI_REG_CONFIGURATION, ((ISSI_PWM_FREQUENCY & 0b111) << 3) | 0x01);
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// Wait 10ms to ensure the device has woken up.
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wait_ms(10);
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