參數(shù)資料
型號(hào): AS8201
廠商: AUSTRIAMICROSYSTEMS AG
元件分類(lèi): 微控制器/微處理器
英文描述: TTP/C-C1 Communications Controller
中文描述: 2 CHANNEL(S), 2M bps, SERIAL COMM CONTROLLER, PQFP120
封裝: PLASTIC, QFP-120
文件頁(yè)數(shù): 11/13頁(yè)
文件大?。?/td> 247K
代理商: AS8201
TTP/C-C1 Communications Controller Data Sheet
AS8201
Rev. NC, October 1999
Page 11 of 13
Austria Mikro Systeme International AG
TTA-C1
OE[0]
CTS[0]
TXD[0]
RXD[0]
BDE[0]
PCA82C250
TXD
RXD
CL
CH
OE[1]
CTS[1]
TXD[1]
RXD[1]
BDE[1]
PCA82C250
TXD
RXD
CL
CH
BUS0
BUS1
TTA-C1
OE[0]
CTS[0]
TXD[0]
RXD[0]
BDE[0]
MAX1487
DI
DO
CL
CH
OE[1]
CTS[1]
TXD[1]
RXD[1]
BDE[1]
BUS0
DE
RE
MAX1487
DI
DO
CL
CH
BUS1
DE
RE
Figure 7: Transceivers with Recessive State
Figure 8: Transceivers with Three-State Output
Test Interface
Pin Name
FTEST
FTEST_EIN
LED
TEST_SE
mode
in (pull down)
in (pull down)
out
in (pull down)
width
1
1
7
1
comment
functional test mode
instruction insertion enable
LED vector
scan enable
Table 6: Test Interface Ports
The ports of the test interface support the manufacturing test of the chip. In the application
environment FTEST, FTEST_IEN, and TEST_SE are not connected. The LED bus can be
used as a universal output port. The driver strength of the LED ports is 4mA.
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