MFRC522 datasheet(93/96 Pages) NXP

93 / 96 page

MFRC522_33

Product data sheet

PUBLIC

Rev. 3 — 26 October 2009

112133

93 of 96

continued >>

NXP Semiconductors

MFRC522

Contactless reader IC

Table 135.TestDAC1Reg register (address 39h);

reset value: xxh bit allocation . . . . . . . . . . . . . .65

Table 136.TestDAC1Reg register bit descriptions . . . . . .65

Table 137.TestDAC2Reg register (address 3Ah);

reset value: xxh bit allocation . . . . . . . . . . . . . .65

Table 138.TestDAC2Reg register bit descriptions . . . . . .65

Table 139.TestADCReg register (address 3Bh);

reset value: xxh bit allocation . . . . . . . . . . . . . .65

Table 140.TestADCReg register bit descriptions . . . . . . .65

Table 141.Reserved register (address 3Ch); reset value:

FFh bit allocation . . . . . . . . . . . . . . . . . . . . . . .66

Table 142.Reserved register bit descriptions . . . . . . . . . .66

Table 143.Reserved register (address 3Dh); reset value:

00h bit allocation . . . . . . . . . . . . . . . . . . . . . . .66

Table 144.Reserved register bit descriptions . . . . . . . . . .66

Table 145.Reserved register (address 3Eh); reset value:

03h bit allocation . . . . . . . . . . . . . . . . . . . . . . .66

Table 146.Reserved register bit descriptions . . . . . . . . . .66

Table 147.Reserved register (address 3Fh); reset value:

00h bit allocation . . . . . . . . . . . . . . . . . . . . . . .66

Table 148.Reserved register bit descriptions . . . . . . . . . .66

Table 149.Command overview . . . . . . . . . . . . . . . . . . . . .67

Table 150.Limiting values . . . . . . . . . . . . . . . . . . . . . . . . .71

Table 151.Operating conditions . . . . . . . . . . . . . . . . . . . .71

Table 152.Thermal characteristics . . . . . . . . . . . . . . . . . .71

Table 153.Characteristics . . . . . . . . . . . . . . . . . . . . . . . . .72

Table 154.SPI timing characteristics . . . . . . . . . . . . . . . .75

Table 155.I2C-bus timing in Fast mode . . . . . . . . . . . . . . .76

Table 156.Test bus signals: TestBusSel[4:0] = 07h . . . . .80

Table 157.Test bus signals: TestBusSel[4:0] = 0Dh . . . . .80

Table 158.Test signal descriptions . . . . . . . . . . . . . . . . . .80

Table 159.Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . .87

Table 160.Revision history . . . . . . . . . . . . . . . . . . . . . . . .88

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