SNL320
16-Bit LCD Controller
3.
PIN ASSIGNMENTS
Descriptions
No. of PIn
Positive power for OSC
1
Negative power for OSC
1
Positive power for EA0~DA22 & ED0~ED15
2
Negative power for EA0~DA22 & ED0~ED15
3
Positive power for P3.3~P3.15 & P4.0~P4.3
1
Negative power for P3.3~P3.15 & P4.0~P4.3
1
Positive power for Push-Pull DAC
1
Negative power for P.P. DAC
2
Positive power for P1.0~P1.15 & P3.0~P3.2
1
Negative power for P1.0~P1.15 & P3.0~P3.2
1
Positive power for DSP core logic
2
Negative power for DSP core logic
1
Positive power for regulator
1
Regulator voltage output
1
Cap pin for PLL
1
High speed clock crystal input / RC-type
1
oscillator input
High speed clock crystal output / RC-type
1
oscillator input
Low speed clock crystal input
1
Low speed clock crystal output
1
Crystal/RC-type oscillator select for high speed
1
clock
PLL Enable/Disable control
1
Push-Pull DA output
1
Push-Pull DA output
1
DAC output
1
Chip reset
1
For test only
1
Address bus of extension bus
23
Data bus of extension bus
16
Write signal of extension bus
1
Read signal of extension bus
1
Extension bus width select
1
0: 8-bit (byte mode) 1: 16-bit (word mode)
USB Data +
1
USB Data -
1
USB power +
1
USB power -
1
General I/O port P1.0~P1.15
16
Pin Count
1
2
4
7
8
9
10
12
13
14
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
54
70
71
72
73
74
75
76
77
93
Symbol
VDDA
VSSA
VDDEBUS
VSSEBUS
VDDIO2
VSSIO2
PPVDD
PPVSS
VDDIO1
VSSIO1
CVDD
CVSS
RVDD
VOUT
PLLCAP
XIN
XOUT
LXIN
LXOUT
CKSEL
PLLEN
BP0
BN0
VO0
RSTB
TEST
EA0~EA22
ED0~D15
WR\
RD\
EDWS
D+
D-
PWR+
PWR-
P1.0~P1.15
Ver: 1.2
5
July 22, 2005
SONIX [ SONIX TECHNOLOGY COMPANY ]
