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AM1707 Datasheet(PDF) 136 Page - Texas Instruments |
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AM1707 Datasheet(HTML) 136 Page - Texas Instruments |
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136 / 198 page ![]() LCD_AC_ENB_CS LCD_PCLK 2 3 1 W_SU (0 to 31) W_STROBE (1 to 63) W_HOLD (1 to 15) CS_DELAY (0 to 3) R_SU (0 to 31) R_STROBE (1 to 63) R_HOLD (1 to 15) CS_DELAY (0 to 3) LCD_CLK (SYSCLK2) 4 Write Data 5 14 16 17 15 Data[7:0] Not Used 8 9 10 11 12 13 12 13 RS R/W E0 E1 LCD_D[15:0] LCD_VSYNC LCD_HSYNC Read Status AM1707 SPRS637A – FEBRUARY 2010 – REVISED APRIL 2010 www.ti.com 6.22.1 LCD Interface Display Driver (LIDD Mode) Table 6-82. LCD LIDD Mode Timing Requirements No. PARAMETER MIN MAX UNIT 16 tsu(LCD_D) Setup time, LCD_D[15:0] valid before LCD_CLK (SYSCLK2) ↑ 7 ns 17 th(LCD_D) Hold time, LCD_D[15:0] valid after LCD_CLK (SYSCLK2) ↑ 0 ns Table 6-83. LCD LIDD Mode Timing Characteristics No. PARAMETER MIN MAX UNIT 4 td(LCD_D_V) Delay time, LCD_CLK (SYSCLK2) ↑ to LCD_D[15:0] valid (write) 0 7 ns 5 td(LCD_D_I) Delay time, LCD_CLK (SYSCLK2) ↑ to LCD_D[15:0] invalid (write) 0 7 ns 6 td(LCD_E_A) Delay time, LCD_CLK (SYSCLK2) ↑ to LCD_AC_ENB_CS↓ 0 7 ns 7 td(LCD_E_I) Delay time, LCD_CLK (SYSCLK2) ↑ to LCD_AC_ENB_CS↑ 0 7 ns 8 td(LCD_A_A) Delay time, LCD_CLK (SYSCLK2) ↑ to LCD_VSYNC↓ 0 7 ns 9 td(LCD_A_I) Delay time, LCD_CLK (SYSCLK2) ↑ to LCD_VSYNC↑ 0 7 ns 10 td(LCD_W_A) Delay time, LCD_CLK (SYSCLK2) ↑ to LCD_HSYNC↓ 0 7 ns 11 td(LCD_W_I) Delay time, LCD_CLK (SYSCLK2) ↑ to LCD_HSYNC↑ 0 7 ns 12 td(LCD_STRB_A) Delay time, LCD_CLK (SYSCLK2) ↑ to LCD_PCLK↑ 0 7 ns 13 td(LCD_STRB_I) Delay time, LCD_CLK (SYSCLK2) ↑ to LCD_PCLK↓ 0 7 ns 14 td(LCD_D_Z) Delay time, LCD_CLK (SYSCLK2) ↑ to LCD_D[15:0] in 3-state 0 7 ns Delay time, LCD_CLK (SYSCLK2) ↑ to 15 td(Z_LCD_D) 3-state) LCD_D[15:0] 15 td(Z_LCD_D) 0 7 ns (valid from 3-state) Figure 6-47. Character Display HD44780 Write 136 Peripheral Information and Electrical Specifications Copyright © 2010, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Link(s): AM1707 |
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