參數(shù)資料
型號: DS2196LN+
廠商: Maxim Integrated Products
文件頁數(shù): 7/157頁
文件大?。?/td> 0K
描述: IC FRAMER DUAL T1 LIU 100-LQFP
產(chǎn)品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 90
控制器類型: T1 調(diào)幀器
接口: 并行/串行
電源電壓: 3.135 V ~ 3.465 V
電流 - 電源: 85mA
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 100-LQFP
供應商設備封裝: 100-LQFP(14x14)
包裝: 托盤
DS2196
104 of 157
Receive a HDLC Message or a BOC
1. Enable RBOC and RPS interrupts
2. Wait for interrupt to occur
3. If RBOC=1, then follow steps 5 and 6
4. If RPS=1, then follow steps 7 through 12
5. If LBD=1, a BOC is present, then read the code from the RBOC register and take action as needed
6. If BD=0, a BOC has ceased, take action as needed and then return to step 1
7. Disable RPS interrupt and enable either RPE, RNE, or RHALF interrupt
8. Read RHIR to obtain REMPTY status a. if REMPTY=0, then record OBYTE, CBYTE, and POK
bits and then read the FIFO a1. if CBYTE=0 then skip to step 9 a2. if CBYTE=1 then skip to step 11
b. if REMPTY=1, then skip to step 10
9. Repeat step 8
10. Wait for interrupt, skip to step 8
11. If POK=0, then discard whole packet, if POK=1, accept the packet 12. disable RPE, RNE, or
RHALF interrupt, enable RPS interrupt and return to step 1.
Transmit a HDLC Message
1. Make sure HDLC controller is done sending any previous messages and is current sending flags by
checking that the FIFO is empty by reading the TEMPTY status bit in the THIR register
2. Enable either the THALF or TNF interrupt
3. Read THIR to obtain TFULL status a. if TFULL=0, then write a byte into the FIFO and skip to next
step (special case occurs when the last byte is to be written, in this case set TEOM=1 before writing
the byte and then skip to step 6) b. if TFULL=1, then skip to step 5
4. Repeat step 3
5. Wait for interrupt, skip to step 3
6. Disable THALF or TNF interrupt and enable TMEND interrupt
7. Wait for an interrupt, then read TUDR status bit to make sure packet was transmitted correctly.
Transmit a BOC
1. Write 6–bit code into TBOC
2. Set SBOC bit in TBOC=1
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DS2196LN+ 功能描述:網(wǎng)絡控制器與處理器 IC T1 Dual Framer LIU RoHS:否 制造商:Micrel 產(chǎn)品:Controller Area Network (CAN) 收發(fā)器數(shù)量: 數(shù)據(jù)速率: 電源電流(最大值):595 mA 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:PBGA-400 封裝:Tray
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