Page 5
Circuit Description
NMV 1700V
9 . 3 . 1 R el at ed p o rt s o f I3 1 5 an d p i n o f I3 0 2
8 . 4 . 2 F u n ct i o n s
M aj o r f u n ct i o n o f I 3 1 5 are as f o l l o ws :
(1 ) Ex p an s i o n o f t h e d i s p l ay s creen .
(2 ) Ti m i n g co n t ro l fo r v ari o u s s i g n al t y p es .
P o r t
P i n N o .
I/O
S i g n a l n a m e
F u n c t i o n
P 3 . 5
1 7
I
I I C C L K
I I C b u s c l o c k
P 3 . 4
1 6
I/O
I I C D A T A
I I C b u s d a t a
(3 ) P o wer -s u p p l y s e q u e n ce (LC D p an el ).
8 . 5
I
2
C b u s c o n t ro l
8 . 5 . 1 R el at ed p o rt s o f I3 0 2
8 . 5 . 2 I
2
C - co n t ro l l ed fu n ct i o n s
8 . 4
C o n t ro l o f d efi n i t i o n co n v er t er LS I I3 1 5
Pin No.
I/O
Signal name
Function
R3
I
IRQ
gmZan1 interrupt signal
P1
O
HCLK
gmZan1 serial clock
P3, P4,
R1, R2
I/O
HDATA
gmZan1 serial data
P2
O
HFS
gmZan1 serial select
8.4.1 Ports related to control
