STV-6411C-D01 STMICROELECTRONICS [STMicroelectronics], STV-6411C-D01 Datasheet - Page 37

• Manufacturer Part Number: STV-6411C-D01
• Description: DUAL-MODE DIGITAL CAMERA CO-PROCESSOR
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

STV0681
RS232 Interface
54
55
STV0680B Master Clocks and Reset
48
49
50
System Memory (SDRAM) Interface
20
22
24
32
34
36
40
41
37
35
33
31
29
30
27
26
Pin no.
TXD
RXD
XIN
XOUT
RESET
DQMU
DCLK
CKE
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
AD8
AD9
AD10
AD11
AD12
Signal
Output
Input (S)
Input
Output
Input (S)
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Type
Table 15: STV0681 pin listing
ADCS 7283313C
Clock enable: activates (HIGH) and deactivates
Serial data transmit
(For camera with USB only, this pin should be tied to
RXD)
Serial data receive
(For camera with USB only, this pin should be tied to
TXD)
Quartz Crystal IN
Quartz Crystal OUT
Active (LOW) STV0680B reset
Data input/output mask for dram_DQ[15:8]
Clock: all SDRAM input signals are sampled on the
positive edge
(LOW) the SDRAM CLK signal
SDRAM address A0
SDRAM address A1
SDRAM address A2
SDRAM address A3
SDRAM address A4
SDRAM address A5
SDRAM address A6
SDRAM address A7
SDRAM address A8
SDRAM address A9
SDRAM address A10
SDRAM address A11 for 64M SDRAM or BA for 16M
SDRAM
SDRAM address A12, BA0 for 64M SDRAM, unused
on 16M
Description
STV0681 pin description
4mA
(SL)
2mA
(SL)
4mA
(SL)
2mA
(SL)
2mA
(SL)
2mA
(SL)
2mA
(SL)
2mA
(SL)
2mA
(SL)
2mA
(SL)
2mA
(SL)
2mA
(SL)
2mA
(SL)
2mA
(SL)
2mA
(SL)
2mA
(SL)
2mA
(SL)
drive
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