参数资料
型号: MA28139
厂商: Dynex Semiconductor Ltd.
英文描述: OBDH Bus Terminal
中文描述: OBDH客运站
文件页数: 29/34页
文件大小: 416K
代理商: MA28139
MA28139
29/34
PIN ASSIGNMENT
OBT/IUB PIN LIST AND DESCRIPTIONS
No.
45
46
56
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
131
132
1
2
42
43
3
4
5
6
7
37
38
Name
IRCLK
CTCLK
TRCLK
MLDATA
MLADD0
MLADD1
MLADD2
MLADD3
MLADD4
CHADD0
CHADD1
CHADD2
CHADD3
CHADD4
CHADD5
CHADD6
CHADD7
MOSC
MOLC
MOHL
MOBT
MODBL
MODS16
MODS8
MOANS
MOAND
PC
ANCLK
SOC
SH
DIGIN
ANSIN
BCP1
BCP2
BCP3
BCP4
BCPVAL
DATARRT
ENRRT
Description
Interrogation rate clock
Continuous clock
Transfer clock
Memory load data to user
Memory load address MSB (Interrogation bit 10)
Memory load address
Memory load address
Memory load address
Memory load address LSB (Interrogation bit 14)
Channel address 0 (Interrogation bit 23)
Channel address 1
Channel address 2
Channel address 3
Channel address 4
Channel address 5
Channel address 6
Channel address 7 (Interrogation bit 30)
Mode short command (Interrogation mode bits 19/22 = 1 hex)
Switch closure on/off command (mode 2)
High power on/off command (mode 3)
Mode block transfer (mode 7)
Digital bi-level data acquisition (mode 8)
16-bit serial digital data acquisition (mode A)
8-bit serial digital data acquisition (mode B)
Single ended analog data acquisition (mode C)
Double ended analog acquisition (mode E)
Power on to analog-to-digital converter
ADC shift clock
Start of conversion
Sample/hold
Digital serial data input
Analog serial data input
Broadcast pulse 1 (Interrogation bit 3)
Broadcast pulse 2 (Interrogation bit 4)
Broadcast pulse 3 (Interrogation bit 5)
Broadcast pulse 4 (Interrogation bit 6 when extfmt = 0)
Broadcast pulses valid
Data to RRT when used as RTU kernel
Enable RRT when used as RTU kernel
Type
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
I (PULL-DOWN)
I (PULL-DOWN)
O
O
O
O
O
O
O
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