SH7709_PHDR
phdr = _reg_read_1(SH7709_PHDR);
phdr = _reg_read_1(SH7709_PHDR);
phdr = _reg_read_1(SH7709_PHDR);
phdr = _reg_read_1(SH7709_PHDR);
data = _reg_read_1(SH7709_PGDR) | (_reg_read_1(SH7709_PHDR) << 8);
phdr = _reg_read_1(SH7709_PHDR);
_reg_write_1(SH7709_PHDR, phdr | PSH3_GREEN_LED_ON);
phdr = _reg_read_1(SH7709_PHDR);
_reg_write_1(SH7709_PHDR, phdr & ~PSH3_GREEN_LED_ON);
phdr = _reg_read_1(SH7709_PHDR);
_reg_write_1(SH7709_PHDR, phdr | PSH3_GREEN_LED_ON);
phdr = _reg_read_1(SH7709_PHDR);
phdr = _reg_read_1(SH7709_PHDR);
phdr = _reg_read_1(SH7709_PHDR);