crewID/libnfc
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Only send WriteRegister command if register sent value is different from actual one.

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This commit is contained in:
Romuald Conty 2010-10-07 09:46:21 +00:00
parent cb346cf20b
commit 814ccad1e3
1 changed files with 1 additions and 1 deletions
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2
libnfc/chips/pn53x.c
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@ -222,7 +222,7 @@ pn53x_set_reg (nfc_device_t * pnd, uint16_t ui16Reg, uint8_t ui8SymbolMask, uint
return false;
abtCmd[4] = ui8Value | (ui8Current & (~ui8SymbolMask));
return pn53x_transceive (pnd, abtCmd, sizeof (pncmd_set_register), NULL, NULL);
return (abtCmd[4] != ui8Current) ? pn53x_transceive (pnd, abtCmd, sizeof (pncmd_set_register), NULL, NULL) : true;
}
bool