參數(shù)資料
型號: MCP2510T-I/SOA01
元件分類: 微控制器/微處理器
英文描述: 1 CHANNEL(S), 1M bps, LOCAL AREA NETWORK CONTROLLER, PDSO18
封裝: 0.300 INCH, PLASTIC, SOIC-18
文件頁數(shù): 54/80頁
文件大?。?/td> 998K
代理商: MCP2510T-I/SOA01
MCP2510
DS21291F-page 58
2007 Microchip Technology Inc.
FIGURE 11-1:
BIT MODIFY
TABLE 11-1:
SPI INSTRUCTION SET
FIGURE 11-2:
READ INSTRUCTION
FIGURE 11-3:
BYTE WRITE INSTRUCTION
Mask byte
Data byte
Previous
Register
Contents
Resulting
Register
Contents
00 1
1
11
00
XX 1
1
00
XX
01 0
1
10
00
01 1
1
00
Instruction Name
Instruction Format
Description
RESET
1100 0000
Resets internal registers to default state, set configuration mode
READ
0000 0011
Read data from register beginning at selected address
WRITE
0000 0010
Write data to register beginning at selected address
RTS
(Request To Send)
1000 0nnn
Sets TXBnCTRL.TXREQ bit for one or more transmit buffers
Read Status
1010 0000
Polling command that outputs status bits for transmit/receive functions
Bit Modify
0000 0101
Bit modify selected registers
1000 0nnn
Request to send for TXB0
Request to send for TXB1
Request to send for TXB2
SO
SI
SCK
CS
0
23456
789
10
11 12 13 14 15 16 17 18 19 20 21 22
1
01
0
1
A7
654
1
A0
76543210
instruction
address byte
data out
high impedance
23
32
don’t care
SO
SI
SCK
CS
0
23456789
10 11
12 13 14 15 16 17 18 19
20 21 22
1
0
A7
654
1A0
7654
3
210
instruction
high impedance
23
32
1
address byte
data byte
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