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PCA2117DUGS/DA Datasheet(PDF) 74 Page - NXP Semiconductors

Part # PCA2117DUGS/DA
Description  Automotive LCD driver for character displays
PDF  107 Pages
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Manufacturer  NXP [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo NXP - NXP Semiconductors

PCA2117DUGS/DA Datasheet(HTML) 74 Page - NXP Semiconductors

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PCA2117
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© NXP Semiconductors N.V. 2015. All rights reserved.
Product data sheet
Rev. 4 — 8 April 2015
74 of 107
NXP Semiconductors
PCA2117
Automotive LCD driver for character displays
Table 48.
Example: Reading from RAM by SPI-bus
Bits labeled as - are ignored.
Commands and signals
Values
1. Straight forward example
1.1 Select RAM bank and set address pointer
CE LOW
R/W
0
Subaddress
0
1
--
--
-
CO
0
RS[1:0]
0
0
-
-
-
-
-
Command: Sel_mem_bank
0
0
0
1
0
SMB[2:0]
DDRAM
0
0
0
Command: Set_mem_addr
1
ADD[6:0]
address 0h
0
0
0
0
0
0
0
CE HIGH
1.2 Select read RAM data
CE LOW
R/W
0
Subaddress
0
1
--
--
-
CO
0
RS[1:0]
0
1
-
-
-
-
-
CE HIGH
CE LOW
R/W
1
Subaddress
0
1
--
--
-
Command: Read_data
reading 0 to n byte
CE HIGH
2. Extended example: select new mem address
2.1 Setting the address pointer[1]
CE LOW
R/W
0
Subaddress
0
1
--
--
-
CO
0
RS[1:0]
0
0
-
-
-
-
-
Command: Set_mem_addr
1
ADD[6:0]
address 40h
1
0
0
0
0
0
0
CE HIGH
2.2 Select read RAM data from new mem address
CE LOW
R/W
0
Subaddress
0
1
--
--
-
CO
0
RS[1:0]
0
1
-
-
-
-
-



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