USB97C100 Standard Microsystems Corporation, USB97C100 Datasheet - Page 23
USB97C100
Manufacturer Part Number
USB97C100
Description
USB97C100 Multi-endpoint Usb Peripheral Controller(not Recommended For Designs)
Manufacturer
Standard Microsystems Corporation
Datasheet
1.USB97C100.pdf
(64 pages)
- Current page: 23 of 64
- Download datasheet (441Kb)
SMSC DS – USB97C100
GPIO1 data out (0x7F19[1])
TXD "Uart P3.1"
8051 "T0 timer P3.4"
8051 "T1 timer P3.5"
RXD "Uart P3.0"
GPIO Direction Bit
0X7F1B[0]
(0x7F18[7:4])
0X7F1B[1]
S
0
1
FIGURE 3 - GPIO MUXING BLOCK DIAGRAM
0
1 S
S
S
GPIO0 data in (0x7F1A[0])
GPIO1 data in (0x7F1A[1])
0
1
0X7F1B[2]
0
1
"0"
0X7F1B[3]
GPIO out data
GPIO0 data out (0x7F19[0])
(0x7F1A[7:4])
(0x7F19[7:4])
GPIO in data
Internal SOF
GPIO2 data in (0x7F1A[2])
Internal SOF
GPIO2 data out (0x7F19[2])
GPIO3 data in (0x7F1A[3])
GPIO3 data out (0x7F19[3])
GPIO0 Dir (0x7F18[0])
GPIO1 Dir (0x7F18[1])
Page 23
GPIO2 Dir (0x7F18[2])
GPIO3 Dir (0x7F18[3])
GPIO[7:4]
Pin # 34
Pin # 35
Pin # 36
Pin # 37
Rev. 01/03/2001
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