tb62719af TOSHIBA Semiconductor CORPORATION, tb62719af Datasheet - Page 18

• Manufacturer Part Number: tb62719af
• Description: 16ch Constant Current Drivers And Controller For Full-color Led Modules And Panels
• Manufacturer: TOSHIBA Semiconductor CORPORATION

PO DATA [7:0]
Parallel Data Transfer PMW Display Data
Parallel Data Transfer Timing
(PWM data SI SEL = L, single device)
Parallel Data Transfer Timing
(PWM data SI SEL = L, two devices connected in cascade)
Process PI DATA
(1
PI LATCH
PI LATCH
PO DATA
st
PI DATA
PI DATA
1
2
PI CLK
PI CLK
RESET
PI SEL
RESET
PI SEL
device)
[7:0]
[7:0]
[7:0]
H or L
Indicates undefined logic state
after reset and before input.
Indicates undefined logic state
after reset and before input.
00H
01H
PI CLK
PWM data for OUT15
( × 16)
L
01H
PWM data for OUT15
(1
st
02H
device)
PI LATCH
00H
00H
02H
( × 1)
L
00H
00H
0EH
0EH
PI SEL
PO DATA is synchronized with 16
cycle after reset, and the first data is out.
PO DATA is synchronized with 16
cycle after reset, and the first data is out.
L
L
0FH
0FH
PWM data for OUT00
(data register: PI REG2 [127:0])
No change
PO DATA
18
H or L
10H
10H
PWM data for OUT00
(1
01H
st
01H
device)
Selects for input data of PWM display data (8 bit × 16).
Data is transferred to PI REG2 on 16
PI CLK.
Holds the data transferred to PI REG2. Set is reflected
on PWM 256 grayscales from the next BLANK = L when
it is held.
01H
02H
Data held on positive edge of PI LATCH after
data transfer by single device (after 1 clock
02H
th
th
clock
clock
Operation and Function
0EH
Data held on positive edge of PI
LATCH after data transfer by
two devices (32 clock cycles)
0FH
0FH
10H
TB62719AF
th
10H
positive edge of
2004-05-12
01H