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LC868012A Scheda tecnica(PDF) 3 Page - Sanyo Semicon Device |
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LC868012A Scheda tecnica(HTML) 3 Page - Sanyo Semicon Device |
3 / 28 page LC868016/12/08A No.6723-3/28 Ports Port 2 : Address output of upper 8-bit Uses EROE terminal ( OE signal of the external ROM) 1. Using the external latch Port 0 : Address output of lower 8-bit, data input port Uses the ADLC terminal (latch clock of the lower 8-bit address signal) 2. Not use the external latch Port 0 : Input port of data Port 3 : Address output of lower 8-bit - External data memory access function Using the LDC instruction External memory capacity : 16M bytes 1. Internal program memory Switch the reference of internal ROM data/external ROM data by program. 2. External program memory Reference external ROM data only. Ports Port 2 : Address output of upper 8-bit Port 5 : Bank address output Uses EROE terminal ( OE signal of the external ROM) 1. Using external latch Port 0 : Address output of lower 8-bit, input port of data Uses the ADLC terminal (latch clock of the lower 8-bit address signal) 2. Not use external latch Port 0 : Input port of data Port 3 : Address output of lower 8-bit - External RAM memory access function Using the LDX, STX instruction External memory capacity : 16M bytes Ports Port 2 : Address output of upper 8-bit Port 5 : Bank address output Uses the P46 terminal ( OE signal of external RAM) : the LDX instruction execution Uses the P47 terminal ( WE signal of external RAM) : the STX instruction execution 1. Using the external latch circuit Port 0 : Address output of lower 8-bit, input/output port of data Uses the ADLC terminal (latch clock of the lower 8-bit address signal) 2. Not use the external latch circuit Port 0 : Input/output port of data Port 3 : Address output of lower 8-bit (6) LCD automatic display controller - Display duty : 1/1 - 1/64 duty - Display bias : 1/4, 1/5, 1/7, 1/9 bias - Programmable character display / graphic display - Character display 1. On-chip character generator ROM ROM capacity : 8960 bits Character font : 5 × 7 dots Number of Characters : 256 2. LCD instruction Display : ON/OFF Cursor : ON/OFF/BLINK Character blink : ON/OFF Character scroll : Control by specified starting address |
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