HT16528 Datasheet, PDF (2/40 Pages) Holtek Semiconductor Inc – Dot Character VFD Controller & Driver

HT16528
Block Diagram
TESTO
TESTI
R L2
R L1
D LS
DS1
DS0
M PU
IM
CS
R S ,S T
P a r a lle l to S e r ia l
D a ta C o n v e rte r
5
5
8 0 - B it O u tp u t
L a tc h & R e g is te r
80
CG RAM
( 8 x 5 x 8 B its )
CGROM
( 2 4 8 x 5 x 8 B its )
7
8
8
S1
S egm ent
D r iv e r
S 80
R , W (W R )
E (R D ), S C K
I/O
8
In te rfa c e
S I, S O
D B 0~D B 3
4
D a ta R e g is te r
(D R )
8
7
7
C r u s o r B lin k C ir c u it
8
D B 4~D B 7
RESET
4
8
In s tr u c tio n 8
R e g is te r ( IR )
RESET
C ir c u it
In s tr u c tio n 7
D e c o rd e r
A d d re s s
C o u n te r
DDRAM
( 8 0 x 8 B its )
7
7
G1
G r id D r iv e r
G 24
24
O SCI
O SCO
O SC
XO UT
T im in g
24
G e n e ra to r
4
2 4 - B it S h ift
R e g is te r
V D D LG N D V H P G N D
S D O ,S LK ,C L,LE
Pin Assignment
N C 1 ^{10 09 8}
S 71
S 72
S 73
S 74
S 75
S 76
S 77
S 78
S 79
S 80
G 24
G 23
G 22
G 21
G 20
G 19
G 18
G 17
G 16
G 15
G 14
G 13
G 12
G 11
G 10
G9
G8
G7
G6
G5
G4
G3
G2
G1
NC
144
1
H T16528
1 4 4 L Q F P -A
7 _{73 2}
NC
S 34
S 33
S 32
S 31
S 30
S 29
S 28
S 27
S 26
S 25
S 24
S 23
S 22
S 21
S 20
S 19
S 18
S 17
S 16
S 15
S 14
S 13
S 12
S 11
S 10
S9
S8
S7
S6
S5
S4
S3
S2
S1
3 63 ⁷
NC
Rev. 1.10
2
July 5, 2011