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Update mcp4461.cpp

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Oliver Kleinecke 2025-02-05 18:31:55 +01:00 committed by GitHub
parent c536812dc2
commit 2719941ee9
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1 changed files with 2 additions and 2 deletions
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esphome/components/mcp4461/mcp4461.cpp
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@ -129,12 +129,12 @@ uint8_t Mcp4461Component::get_status_register() {
uint8_t msb = buf >> 8; uint8_t msb = buf >> 8;
uint8_t lsb; uint8_t lsb;
lsb = static_cast<uint8_t>(buf & 0x00ff); lsb = static_cast<uint8_t>(buf & 0x00ff);
if (msb != 1 || ((lsb >> 7) & 0x01)) != 1 || ((lsb >> 1) & 0x01) != 1) { if (msb != 1 || ((lsb >> 7) & 0x01) != 1 || ((lsb >> 1) & 0x01) != 1) {
// D8, D7 and R1 bits are hardlocked to 1 -> a status msb bit 0 (bit 9 of status register) of 0 or lsb bit 1/7 = 0 indicate device/communication issues, therefore mark component failed // D8, D7 and R1 bits are hardlocked to 1 -> a status msb bit 0 (bit 9 of status register) of 0 or lsb bit 1/7 = 0 indicate device/communication issues, therefore mark component failed
this->mark_failed(); this->mark_failed();
return 0; return 0;
} }
return ; return lsb;
} }
bool Mcp4461Component::is_writing_() { return static_cast<bool>((this->get_status_register() >> 4) & 0x01); } bool Mcp4461Component::is_writing_() { return static_cast<bool>((this->get_status_register() >> 4) & 0x01); }