鈥?/div>
of 921K Baud
Programmable SPI Interface
Full-speed USB Function Controller
2K Bytes of SRAM for Data, Stack and Program Variables
2K Bytes of Dual-port RAM, Shared among the USB, UART and AVR
8K x 16-bit SRAM for Program Execution
Internal ROM for the Bootstrap Loader
One USB Control Endpoint
Six USB Programmable Endpoints (up to 64 Bytes) with Double-buffered FIFOs for
Back-to-back Transfers
One 8-bit Timer/Counter
One 16-bit Timer/Counter
External and Internal Interrupt Sources
Programmable Watchdog Timer
Independent UART BRG Oscillator
64-lead TQFP Package and BGA Package
3.3V Operation
AVR
廬
-based
Bridge between
Full-speed USB
and Fast Serial
Asynchronous
Interfaces
AT76C711
Summary
Pin Configuration (TQFP)
NC
VCC
GND
PD7_INT1
PD6_INT0
PD5
PD4
PD3
PD2
PD1_SOUT
PD0_SIN
UXTAL0
UXTAL1
GND
LFTU
VCC
TCK
TP
LC
VCC
GND
DP
DM
SUSP
GND
VCC
PM0
PM1
PC0
PC1
PC2
PC3
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
RST
PB0_T0
PB1_T1
PB2_ICP
PB3
PB4_SS
PB5_MOSI
PB6_MISO
PB7_SCK
VCC
LFT
GND
XTAL1
XTAL2
TEST1
PSDIN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
P_RX
P_TX
GND
VCC
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
VCC
GND
TEST2
ECK
Rev. 1643ES鈥揢SB鈥?6/03
Note: This is a summary document. A complete document is available on
our web site at www.atmel.com.
1