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参数资料
| 型号： | DEMO90121LR |
| 厂商： | Melexis Technologies NV |
| 文件页数： | 15/19页 |
| 文件大小： | 0K |
| 描述： | KIT DEMO LONG RANGE READER |
| 标准包装： | 1 |
| 类型： | 收发器 |
| 频率： | 13.56MHz |
| 适用于相关产品： | MLX90121 |
| 已供物品： | 阅读器电路板、天线板、3 个发射应答器卡、电源、RS232 缆线、软件和文档 |
| 产品目录页面： | 571 (CN2011-ZH PDF) |
DEMO90121LR
RFID Long Range Demo User Manual
11 Annexes
11.1 Schematics
DEMO90121LR:
D1
L1
1
2
Det_in
L2
short!
C3
Vdd
BLM31AJ260SN1
C4
C5
C6
5V
CON1
2
1
30BQ060 SMD
Or
F1
0451.500MRL
1
Vpower
Edge of the
C12
560NH
100NF
4.7UF/TANTAL
board
L3
100NF
4.7UF/TANTAL
POWER
D2
C7
ANTENNA1
100nF/50V
L4
L5
short!
C8
short!
GND_1W
GND_1W
Close to
680NH
Edge of the
board
D1 and F1
not
SMBJ22A
10UF/TANTAL/35V
1
2.2UH
CV1
short! short!
C18
3.3UH
10NF
2
1
Q2
MLX90121 pin 2
R3
10E
C9
33PF
GND_TX
GND_TX
assembled
in the same
time U10
2
C10
5.5-50PF/200V
100PF/100V/NPO
IRFD110
short!
L7
short!
C13
L6
Vpower
1
VI
VO
3
12V
XXPF/200V
3
270NH
BLM31AJ260SN1
5V
R7
GND_1W
GND_1W GND_1W
4
330PF
C14
C16
7812C
C17
7K5
GND_1W
100NF
100NF
D3
BAS16
R5
680
C15
220Pf
100NF
R6
27K
1
U2
MLX90121
D5
Close to
GND_RX
C19
D4
GND_TX
GND_TX
GND_TX
MLX90121 pin 2
1
VDD1
RX
20
3
1
Det_in
short!
2
TX
VSS3
19
2.2NF
BAR18
2
TP1
GND
R10
Close to
MLX90121 pin 3
3
4
MOD
VSS1
NC
VDD3
18
17
RSSI
short!
GND_RX
R8
22K
C20
100PF
R9
1K5
L9
+5V
Close to
ANTENNA
connector
GND_1W
R12
51
M1
PMBF170
3
R11
6.8
GND_TX
Y1
short!
short!
5
6
7
XOUT
XIN
VSS2
DSY NC
CK
MODE
16
15
14
DSYNC
CK
MODE
GND_RX
GND_RX
GND_1W
Vpower
1
U3
VI
VO
7805C
3
BLM31AJ260SN1
R14
7K5
C25
5V
MSI
2
10K
1
1
2
C21
13.56MHZ
C22
R13
10M
GND_uC
8
9
XBUF
NC
DIN
VDD2
13
12
DIN
5V
C26
100NF
C27
100NF
1
D6
10UF/TANTAL
GND_1W
GND_1W
22PF
22PF
RTB
10
RTB
DOUT
11
DOUT
C23
100NF
TAG Reader MLX90121
GND_TX
CLK13M
short!
C24
220PF
GND_uC
Supply
2
Current too
small
(3V/7k5=0.4mA)
TX
RX
TX
U1
RST
RSTsof t
LEDserial
LEDmlx
RX232
C40
9
10
11
12
R2OUT VCC
T2IN GND
T1IN
R1OUT
16
15
+5Vser
C39
100NF
CLK13M
DSY NC
5V
U5
MSI
5V
C42
100NF
C41
100NF
1
3
4
5
2
6
C+
C1-
C2+
C2-
V+
V-
T1OUT
R2IN
R1IN
T2OUT
14
8
13
7
CON3
3
2
1
short!
Y2
R18
100
short!
DOUT
CK
1
2
3
4
5
6
7
8
PD3 PC1
PD4 PC0
GND ADC7
VCC ATmega8 GND
GND ATMEGA8-16AU AREF
VCC ADC6
PB6 AVCC
PB7 PB5
24
23
22
21
20
19
18
17
485_DE
EEPROM_CS
L10
RSSI_f il
short!
RSSI
R20
8K2
C30
3
U7A
1
74HC00PW 2
GND_uC
U7B
100NF
+5V
4
RX232
+5Vser
C43
1uF
C44
100NF
GND_Ser
MAX202CSE
L8
GND_Ser
RS232
RS232
13.56MHZ
short!
C31
10NF
C32
100NF
10NF
U7C
9
6
74HC00PW 5
+5Vser
BLM31AJ260SN1
+5V
R21
10M
C34
C35
C33
100NF
GND_ADC
RX
8
74HC00PW 10
U7D
C36
C38
CON4
22PF
22PF
GND_uC
GND_uC
GND_ADC
SCK
GND_ADC
GND_ADC
11
12
74HC00PW 13
RX485
RS232_485
100NF
4.7UF/TANTAL
R27
1
2
MISO
GND_Ser
GND_Ser
120
RS485_TER
GND_uC
DIN
RTB
MOSI
U6
3 L11
1
CON2
MODE
uC (ADC, protocol, memory)
RS232_485
PFI
LEDgeneral
RS485/RS232 RX Signal Switch
GND_uC
TX
485_DE
4
3
2
DI
DE
RE
A
B
RO
6
7
1
4
B82789
2
3
2
1
RS485
LMS485IM
GND_Ser
GND_Ser
1
J2
5V
LEDmlx
Serial Interface
RX485
J3
J4
J5
J6
J7
J8
J9
J10
5V
SCK
6
7
CK
1
GND_uC MODE
1
DIN
1
DOUT
1
RTB
1
DSY NC
1
PFI
1
MSI
1
debug connector
U4
EEPROM_CS 1 2 MISO
|CS SO
MOSI 5
SI
SCK
3
|WP
|HOLD 100NF
FM25C160
GND_uC
Serial EEPROM
5V
C29
GND_uC
LEDserial
R23
7K5
1
D8
2
GND_uC
R24
7K5
R22
8K2
RST
5V
C37
100NF
D7
BAS16
BUTTON1
4
3
R25
8K2
RSTsof t
5V
C45
1NF
BUTTON2
4
3
RS485
5V
C28
100NF
GND_uC
2
4
6
8
10
J1
+ +
+ +
+ +
+ +
+ +
ISP
1
3
5
7
9
CH_MOSI
CH_RST
CH_SCK
CH_MISO
1
1
1
GND_Ser
R15
2 MOSI
1K
R16
2 RST
1K
R17
2 SCK
1K
R19
GND_Ser
1
1
2
MISO
12V
D9
BUTTON_RESET
BUTTON_RSTSOFT
ISP Interface for uC
100
C1
10UF/TANTAL
C2
100NF
R1
4K7
TP2
2
GND_uC
GND_uC GND_uC
uC reset circuit
GND_uC GND_uC
Soft reset circuit
Q1
GND
LEDgeneral
Vdd
2
4
S2
D2
G2
3
R2
2K2
R26
7K5
Close to
C11
100NF
6
5
D1
S1
G1
1
2
R4
1 PFI
CON1
1
D10
10K
FDC6327C
2
Soft start PWM drive
GND_uC
LEDs
390129012104
Rev 003
Page 15 of 19
User Manual
Dec. 2009
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