参数资料
型号: 20-101-1028
厂商: Rabbit Semiconductor
文件页数: 12/172页
文件大小: 0K
描述: MODULE RABBITCORE RCM3750
标准包装: 1
系列: RabbitCore®
模块/板类型: MPU 核心模块
适用于相关产品: RCM3750
产品目录页面: 619 (CN2011-ZH PDF)
其它名称: 316-1110
User’s Manual
103
R
C
M
3
7
0
The RCM3700 Prototyping Board comes with a 220
termination resistor and two 681
bias resistors installed and enabled with jumpers across pins 1–2 and 5–6 on header JP1,
as shown in Figure B-9.
Figure B-9. RS-485 Termination and Bias Resistors
For best performance, the termination resistors in a multidrop network should be enabled
only on the end nodes of the network, but not on the intervening nodes. Jumpers on boards
whose termination resistors are not enabled may be stored across pins 1–3 and 4–6 of
header JP1.
+V
/RESET
LDE0
LED2
LED4
LED6
GND
+BKLT
/CS
LED1
LED3
LED5
GND
A2
A1
D1
D3
D5
D7
GND
A3
A1
D0
D2
D4
D6
GND
+BKLT
/CS
LED1
LED3
LED5
GND
A2
A0
D1
D3
D5
D7
L2
C1
C2
IR1
R1
R2
R3
R4
Rx
Tx
R5
R6
C3
R9
R7
R8
JP1
J1
+485
GND
485
JP2
R12
R11
U3
C4
C7
C8 C10
R13
C11
U4
C5
C6
C9
J2
GND
/IORD
PB5
PB3
PA0
PA6
PB0
/RES
+5V
PF4
PF6
PC1/PG2
PC0_TXD
PE5
PE1
PG7_RXE
PD4
VBAT
PA4
P
A
2
/IOWR
PE7
PB4
PB2
PA1
PA3
PA5
PA7
PB7
PF0
PF1
PF5
PF7
PE4
PE0
PD5
PG6
TXE
PC2
TXC
PC3/
PG3
GND
RXC TXC RXE
GND
NC
U1
C12
C13
C15
C14
L1
C17
U2
C18
U6
R14
D1
C19
D2
J4
DCIN
+3.3V
GND
+5V
GND
+3.3V
LCD1JB
LCD1JC
LCD1JA
U5
C16
R15
BT1
GND
TXD
RXD
TXE
GND
TCM_SMT_SOCKET
+5V
VBA
T
PD5
/IORD
PG6_TXE
PE0
PE4
PE7
PC2_TXC
PC0_TXD
PF6
PF4
PB5
PB3
PB0
PF1
PA
1
PA
3
PA
5
PA
7
J5
GND
R16
GND
/RES
PD4
/IOWR
PE1
PE5
PC3/PG3
PF7
PF5
PB7
PB4
PB2
PF0
PA
0
PA
2
PA
4
PA
6
PG7 RXE
PC1/ PG2
C22
C26
R21 R18
C20
R19
C21
R20
R22
JP4
1
2
RP1
CX1
CX2
CX3
CX4
CX5
CX6
CX7
CX8
CX9
CX10
CX11
UX2
UX1
U8
R23
C24
C25
C23
U7
C27
R25
R24
C28
R26
R27
R28
R29
JP8
R30 R31 R32 R33 R34 R35 R36
C35
R43
C29
J7
THERMISTOR
R37
J8
VREF
AGND
R44
THERM_IN
AIN 06
05
04
03
02
01
00 AIN
AGND
R38
C30 C31
C32 C33
C34
R39 R40
R41 R42
R48
DS1
DS2
R45
R49
R46
DS3
R47
S3
S2
S1
CONVERT
JP5
JP6
JP7
NC
+V
/RST
ET
LED0
LED2
LED4
LED6
GND
A3
A1
D0
D2
D4
D6
RCM36/37XX
SERIES
PROT
OTYPING
BOARD
RESET
R24
R2
C18
C34
RP1
RP2
R18
R36
C35
C19
C26
C27
C28
R15
R16
C36
C39
R13
U1C25
JP1
C7
JP3
J2
C33
C32
C30
C31
C15
C17
C20
C38
C41
U4
R6
R11
C37
R4
R5
U5
C29
JP2
Y1
C40
C10
Q1
R7
C49
L2
L1
C14
C12
C22
U8
C23
Y3
C57
R31
C58
R29
DS2
R32
R30
DS1
J3
R34
C16
R28
T1
C24
C21
D1
U6
C53
R26
U3
R33
C8
U11
L4
L3
C54C55
L6
R27
JP1
4
3
2
1
6
5
Factory
Default
R7
681 W
R9
220 W
R8
681 W
485+
485
6
7
termi-
nation
bias
U3
JP1
6
5
2
1
+3.3 V
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