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Fix STM32F1 SD-based EEPROM emulation (#13475)

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If `openFile` is given `true`, then it has read-only access. Because all the writing occurs on the next line, this breaks SD card as EEPROM.
This commit is contained in:
pinchies 2019-03-25 12:07:31 +11:00 committed by Scott Lahteine
parent aacc1148b0
commit ef3b93daa1
1 changed files with 1 additions and 1 deletions
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Marlin/src/HAL/HAL_STM32F1/persistent_store_sdcard.cpp
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@ -55,7 +55,7 @@ bool PersistentStore::access_start() {
bool PersistentStore::access_finish() { bool PersistentStore::access_finish() {
if (!card.isDetected()) return false; if (!card.isDetected()) return false;
card.openFile(eeprom_filename, true); card.openFile(eeprom_filename, false);
int16_t bytes_written = card.write(HAL_STM32F1_eeprom_content, HAL_STM32F1_EEPROM_SIZE); int16_t bytes_written = card.write(HAL_STM32F1_eeprom_content, HAL_STM32F1_EEPROM_SIZE);
card.closefile(); card.closefile();
return (bytes_written == HAL_STM32F1_EEPROM_SIZE); return (bytes_written == HAL_STM32F1_EEPROM_SIZE);