| /**************************************************************************** |
| * drivers/lcd/pcd8544.h |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. The |
| * ASF licenses this file to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance with the |
| * License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations |
| * under the License. |
| * |
| ****************************************************************************/ |
| |
| /* Definitions for the PCD8544 LCD Display */ |
| |
| #ifndef __DRIVERS_LCD_PCD8544_H |
| #define __DRIVERS_LCD_PCD8544_H |
| |
| /**************************************************************************** |
| * Included Files |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * Pre-processor Definitions |
| ****************************************************************************/ |
| |
| #define PCD8544_MAX_BANKS 6 |
| #define PCD8544_MAX_COLS 84 |
| |
| /* Fundamental Commands *****************************************************/ |
| |
| #define PCD8544_NOP 0x00 /* 0x00: No Operation */ |
| #define PCD8544_FUNC_SET (1 << 5) /* Used to select extend mode */ |
| #define PCD8544_POWER_DOWN (1 << 2) /* Enable power-down mode */ |
| #define PCD8544_MODEV (1 << 1) /* Enable Vertical Addressing */ |
| #define PCD8544_MODEH (1 << 0) /* Enable extended instruction set */ |
| |
| /* Command with Instructon Set H = 0 */ |
| |
| #define PCD8544_DISP_CTRL (1 << 3) /* sets display configuration */ |
| #define PCD8544_DISP_BLANK 0x00 /* display blank */ |
| #define PCD8544_DISP_ALLON 0x01 /* all display segments on */ |
| #define PCD8544_DISP_NORMAL 0x04 /* normal mode */ |
| #define PCD8544_DISP_INVERT 0x05 /* inverse video mode */ |
| |
| #define PCD8544_SET_Y_ADDR (1 << 6) /* Set the Y bank 0-5 */ |
| #define PCD8544_SET_X_ADDR (1 << 7) /* Set the X bank 0-83 */ |
| |
| /* Command with Instructon Set H = 1 */ |
| |
| #define PCD8544_TEMP_COEF (1 << 2) /* set Temperature Coefficient */ |
| #define PCD8544_BIAS_SYSTEM (1 << 4) /* set Bias System */ |
| #define PCD8544_BIAS_BS0 (1 << 0) /* set Bias System */ |
| #define PCD8544_BIAS_BS1 (1 << 1) /* set Bias System */ |
| #define PCD8544_BIAS_BS2 (1 << 2) /* set Bias System */ |
| #define PCD8544_WRITE_VOP (1 << 7) /* write Vop to register*/ |
| #define PCD8544_VOP0 (1 << 0) /* Vop0 */ |
| #define PCD8544_VOP1 (1 << 1) /* Vop1 */ |
| #define PCD8544_VOP2 (1 << 2) /* Vop2 */ |
| #define PCD8544_VOP3 (1 << 3) /* Vop3 */ |
| #define PCD8544_VOP4 (1 << 4) /* Vop4 */ |
| #define PCD8544_VOP5 (1 << 5) /* Vop5 */ |
| #define PCD8544_VOP6 (1 << 6) /* Vop6 */ |
| |
| #endif /* __DRIVERS_LCD_PCD8544_H */ |
