MCRF200 データシートの表示（PDF） - Microchip Technology

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MCRF200

125 kHz microID Passive RFID Device

Microchip Technology 

MCRF200

TABLE 2-4: CONFIGURATION REGISTER

CB12 CB11 CB10 CB9 CB8 CB7 CB6 CB5 CB4 CB3 CB2 CB1

MEMORY SIZE

CB1 = 1 128-bit user memory array

CB1 = 0 96-bit user memory array

BAUD RATE

CB2 CB3 CB4 Rate

0

0

0 MOD128

0

0

1 MOD100

0

1

0 MOD80

0

1

1 MOD32

1

0

0 MOD64

1

0

1 MOD50

1

1

0 MOD40

1

1

1 MOD16

SYNC WORD

CB5 = 0 (Always)

DATA ENCODING

CB6 = 0; CB7 = 0 NRZ_L (Direct)

CB6 = 0; CB7 = 1 Biphase_S (Differential)

CB6 = 1; CB7 = 0 Biphase_L (Manchester)

CB6 = 1; CB7 = 1 (Inverted Manchester)

MODULATION OPTIONS

CB8 = 0; CB9 = 0 FSK 0 = Fc/8, 1 = Fc/10

CB8 = 0; CB9 = 1 Direct (ASK)

CB8 = 1; CB9 = 0 PSK_1

(phase change on change of data)

CB8 = 1; CB9 = 1 PSK_2

(phase change at beginning of a one)

PSK RATE OPTION

CB10 = 1 Carrier/4

CB10 = 0 Carrier/2

(ANTICOLLISION OPTION (Read-only)

CB11 = 0 Disabled (Always)

MEMORY ARRAY LOCK BIT (Read-only)

CB12 = 0 User memory array not locked (Blank)

CB12 = 1 User memory array is locked

(Programmed)

 2003 Microchip Technology Inc.

DS21219H-page 7

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