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Merge 6774231e3d91d10cfd82f624868e6e8f0a001f80 into 216145fba522a8eaefc5c751b8c10198376bc066

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sam 2017-09-04 11:40:11 +00:00 committed by GitHub
commit fc46273afc
1 changed files with 9 additions and 1 deletions
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libnfc/drivers/pn532_uart.c
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@ -324,7 +324,15 @@ pn532_uart_send(nfc_device *pnd, const uint8_t *pbtData, const size_t szData, in
return res; return res;
} }
// According to PN532 application note, C106 appendix: to go out Low Vbat mode and enter in normal mode we need to send a SAMConfiguration command // According to PN532 application note, C106 appendix: to go out Low Vbat mode and enter in normal mode we need to send a SAMConfiguration command
if ((res = pn532_SAMConfiguration(pnd, PSM_NORMAL, 1000)) < 0) { for (int i = 0; i < 10; i++) {
res = pn532_SAMConfiguration(pnd, PSM_NORMAL, 20);
if (res == NFC_ETIMEOUT) {
log_put(LOG_GROUP, LOG_CATEGORY, NFC_LOG_PRIORITY_ERROR, "%s", "Command SAMConfiguration timeout, retry...");
} else {
break;
}
}
if (res < 0) {
return res; return res;
} }
} }