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RL78/D1A User's Manual: Hardware - Renesas

RL78/D1A User's Manual: Hardware - Renesas

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Under development<br />

Preliminary document<br />

Specifications in this document are tentative and subject to change.<br />

<strong>RL78</strong>/<strong>D1A</strong> CHAPTER 16 LCD CONTROLLER/DRIVER<br />

(6) LCD port function register 3 (LCDPF3)<br />

This register sets whether to use pins P30 to P37 as port pins (other than segment output pins) or segment<br />

output pins.<br />

LCDPF3 is set using a 1-bit or 8-bit memory manipulation instruction.<br />

Reset signal generation sets LCDPF3 to 00H.<br />

Figure 16-7. Format of LCD Port Function Register 3<br />

Address: F0053H After reset: 00H R/W<br />

Symbol 7 6 5 4 3 2 1 0<br />

LCDPF3 LCDPF37 LCDPF36 LCDPF35 LCDPF34 LCDPF33 LCDPF32 LCDPF31 LCDPF30<br />

LCDPF3n Port/segment output specification<br />

Remark n = 0 to 7<br />

0 Used as port or alternate function other than segment output<br />

1 Used as segment output<br />

(7) LCD port function register 5 (LCDPF5)<br />

This register sets whether to use pins P50 to P57 as port pins (other than segment output pins) or segment<br />

output pins.<br />

LCDPF5 is set using a 1-bit or 8-bit memory manipulation instruction.<br />

Reset signal generation sets LCDPF5 to 00H.<br />

Figure 16-8. Format of LCD Port Function Register 5<br />

Address: F0055H After reset: 00H R/W<br />

Symbol 7 6 5 4 3 2 1 0<br />

LCDPF5 LCDPF57 LCDPF56 LCDPF55 LCDPF54 LCDPF53 LCDPF52 LCDPF51 LCDPF50<br />

LCDPF5n Port/segment output specification<br />

Remark n = 0 to 7<br />

0 Used as port or alternate function other than segment output<br />

1 Used as segment output<br />

R01UH0317EJ0004 Rev. 0.04 974<br />

Feb. 22, 2013

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