4.1 clockctl模块 Clockctl模块主要实现数字时钟的模式控制,本设计共有4种模式(normal、hourset、minuteset、secondset)当K1按键按下(seten为高电平)时依次跳转,如图4所示。 状态控制 控制代码 4.2 clockcnt模块 Clockcnt模块主要实现时钟逻辑模块: 1)当处于normal模式时,每来一个secclk秒钟个位加1,个位满10清零同时...
rc =mdss_mdp_ctl_intf_event(ctl, MDSS_EVENT_PANEL_ON, NULL); WARN(rc,"intf %d panel on error (%d)\n", ctl->intf_num, rc); ... } 通过mdss_mdp_ctl_intf_event(ctl,MDSS_EVENT_UNBLANK, NULL); 发送一个event事件, dsi_event_handler 会接收到这个事件,去执行dsi_on,mdss_dsi_op_mod...
下面列出了BL55072A的6个命令字: 命令 功能 1 MODESET 2 ADSET Display ON/OFF, 1/2 or 1/3 bias Address[4:0] set DRAM address (00h to 23h) REG address (24h to 25h) 3 DISCTL 4 ICSET 5 BLKCTL 6 APCTL Frame frequency, Drive Mode control, power save mode Address[5] set software...
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bootable/bootloader/lk/platform/msm8953/include/platform/iomap.h+#defineBLSP_QUP_BASE(blsp_id,qup_id)(PERIPH_SS_BASE+0xB5000+0x1000*qup_id)+#defineGCC_BLSP1_QUP3_APPS_CBCR(CLK_CTL_BASE+0x04020)+#defineGCC_BLSP1_QUP3_CMD_RCGR(CLK_CTL_BASE+0x04000)+#defineGCC_BLSP1_QUP3_CFG...
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mdss_dsi_panel_cmds_send(ctrl, on_cmds, CMD_REQ_COMMIT);--->发送on_cmds,CE_cmds,CABC_cmds等命令;mdss_mdp_ctl_intf_event(ctl,MDSS_EVENT_PANEL_ON, NULL);--->也是点亮屏,只是这个另一模式HS模式,这个模式主要在dtsi文件中去配;mdss_fb_set_backlight(mfd, mfd->unset_bl_level);--->打...
mdss_fb_set_backlight(mfd, 0);--->设置背光亮度为0;关闭背光;mdss_mdp_overlay_off(mfd);--->mdp5_interface->off_fnc = mdss_mdp_overlay_off;mdss_mdp_ctl_stop(mdp5_data->ctl, mfd->panel_power_state);--->灭屏mdss_mdp_video_stop(struct mdss_mdp_ctl *ctl, int panel_power_state...
9 output eth_tx_ctl , //RGMII输出数据有效信号 10 output [3:0] eth_txd , //RGMII输出数据 11 output eth_rst_n , //以太网芯片复位信号,低电平有效 12 //DDR3接口 13 input pad_loop_in , 14 input pad_loop_in_h , 15 output pad_rstn_ch0 , ...
.equ MEM_CTL_BASE, 0x48000000 .text .global _start _start: @中断向量表处理函数,只给出复位和普通中断模式的处理函数,其它异常未使用 b Reset ... b HandleIRQ @0x1c: 快中断模式的向量地址 HandleFIQ: b HandleFIQ Reset: @复位处理 bl disable_watch_dog @关门喂狗 ...