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PCA2117DUGS/DA Datasheet(PDF) 75 Page - NXP Semiconductors |
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PCA2117DUGS/DA Datasheet(HTML) 75 Page - NXP Semiconductors |
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75 / 107 page ![]() PCA2117 All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2015. All rights reserved. Product data sheet Rev. 4 — 8 April 2015 75 of 107 NXP Semiconductors PCA2117 Automotive LCD driver for character displays [1] Assuming that general-purpose RAM was already selected. CE HIGH CE LOW R/W 1 Subaddress 0 1 -- -- - Command: Read_data reading 0 to n byte CE HIGH 3. Extended example: decrementing address pointer 3.1 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 4Fh 1 0 0 1 1 1 1 CE HIGH 3.2 Select decrement address pointer CE LOW R/W 0 Subaddress 0 1 -- -- - CO 0 RS[1:0] 1 0 - - - - - Command: Entry_mode_set 0 0 1 0 1 0 0 0 CE HIGH 3.3 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 Table 48. Example: Reading from RAM by SPI-bus …continued Bits labeled as - are ignored. Commands and signals Values |
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