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PCF2119RU2DB2 Datasheet(PDF) 68 Page - NXP Semiconductors |
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PCF2119RU2DB2 Datasheet(HTML) 68 Page - NXP Semiconductors |
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68 / 83 page  PCF2119X All information provided in this document is subject to legal disclaimers. © NXP B.V. 2010. All rights reserved. Product data sheet Rev. 7 — 15 November 2010 68 of 83 NXP Semiconductors PCF2119x LCD controllers/drivers Table 44. Initialization by instruction, 4-bit interface; not applicable for I2C-bus operation Step Instruction Description RS R/W DB7 DB6 DB5 DB4 1 power-on or unknown state 2 wait 2 ms after internal reset has been applied 3 Function_set interface is 8 bits long; BF cannot be checked before this instruction 000011 4wait 2 ms 5 Function_set interface is 8 bits long; BF cannot be checked before this instruction 000011 6 wait more than 40 μs 7 Function_set interface is 8 bits long; BF cannot be checked before this instruction 000011 BF can be checked after the following instructions; when BF is not checked, the waiting time between instructions is the specified instruction time (see Table 11) 8 Function_set 000010set interface to 4 bit long interface is 8 bit long 9 Function_set 000010set interface to 4 bits long 000M 0H specify number of display line 10 Display_ctl 000000 001000display off 11 Clear_display 000000 000001 12 Entry_mode_set 000000 0001I_D S : 13 Initialization ends |
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