參數(shù)資料
型號: PCF85176T
廠商: NXP SEMICONDUCTORS
元件分類: 顯示驅(qū)動器
英文描述: Universal LCD driver for low multiplex rates
中文描述: LIQUID CRYSTAL DISPLAY DRIVER, PDSO56
封裝: 6.10 MM, PLASTIC, MO-153, SOT364-1, TSSOP-56
文件頁數(shù): 24/47頁
文件大?。?/td> 405K
代理商: PCF85176T
PCF85176
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2011. All rights reserved.
Product data sheet
Rev. 2 — 27 June 2011
24 of 47
NXP Semiconductors
PCF85176
Universal LCD driver for low multiplex rates
Table 14.
Bit
[1]
The bank-select command has no effect in 1:3 and 1:4 multiplex drive modes.
Table 15.
Bit
7
6 to 3
2
[1]
Normal blinking is assumed when the LCD multiplex drive modes 1:3 or 1:4 are selected.
[2]
Alternate RAM bank blinking does not apply in 1:3 and 1:4 multiplex drive modes.
7.13 Display controller
The display controller executes the commands identified by the command decoder. It
contains the device’s status registers and coordinates their effects. The display controller
is also responsible for loading display data into the display RAM in the correct filling order.
Bank-select command bit description
Symbol
Value
Description
Static
see
Table 10
fixed value
input bank selection
; storage of arriving display data
RAM row 0
RAM row 2
output bank selection
; retrieval of LCD display data
RAM row 0
RAM row 2
1:2 multiplex
[1]
7
6 to 2
1
C
-
I
0, 1
11110
0
1
RAM rows 0 and 1
RAM rows 2 and 3
0
O
0
1
RAM rows 0 and 1
RAM rows 2 and 3
Blink-select command bit description
Symbol
Value
C
0, 1
-
1110
AB
0
1
BF[1:0]
00
01
10
11
Description
see
Table 10
fixed value
blink mode selection
normal blinking
[1]
alternate RAM bank blinking
[2]
blink frequency selection
off
1
2
3
1 to 0
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