參數(shù)資料
型號(hào): SAE81C91
廠商: INFINEON TECHNOLOGIES AG
元件分類: 微控制器/微處理器
英文描述: 2 CHANNEL(S), 1M bps, LOCAL AREA NETWORK CONTROLLER, PQCC28
封裝: PLASTIC, LCC-28
文件頁(yè)數(shù): 4/41頁(yè)
文件大?。?/td> 521K
代理商: SAE81C91
07Feb95@09:05h Intermediate Version
Semiconductor Group
11
SAE 81C90/91
Device Control and Registers
The operation of the SAE 81C90/91 is controlled via a number of registers. These registers allow
initialization and function control, provide status information and configure the message objects.
The upper part of the address space provides access to the data buffers of the message objects.
The data buffers are ordered sequentially as shown in the table below.
The register map on the next page summarizes the other registers (i.e. except the data registers)
ordered by their address, while the following pages describe these registers in more detail from a
functional point of view.
Note: Locations marked “
Reserved” in the register map must not be written in initialization mode.
This also applies to locations 60H through 7FH.
Data Registers
Address
Function
80H
Byte 0
Message 0
81H
Byte 1
82H
Byte 2
83H
Byte 3
84H
Byte 4
85H
Byte 5
86H
Byte 6
87H
Byte 7
88H
Byte 0
Message 1
89H
Byte 1
::
:
F6H
Byte 6
Message 14
F7H
Byte 7
F8H
Byte 0
Message 15
F9H
Byte 1
FAH
Byte 2
FBH
Byte 3
FCH
Byte 4
FDH
Byte 5
FEH
Byte 6
FFH
Byte 7
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