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