Andrew Reed
/
CITY1082-i2c_master
Initial
tft_interface/cy8ckit_028_tft.cpp@3:6bdfc9e9afc5, 2020-04-21 (annotated)
- Committer:
- reedas
- Date:
- Tue Apr 21 09:58:41 2020 +0000
- Revision:
- 3:6bdfc9e9afc5
- Parent:
- 0:e9613d017b5e
Assignment version
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
reedas | 0:e9613d017b5e | 1 | /***************************************************************************//** |
reedas | 0:e9613d017b5e | 2 | * \file DisplayInterface.h |
reedas | 0:e9613d017b5e | 3 | * \version 1.0 |
reedas | 0:e9613d017b5e | 4 | * |
reedas | 0:e9613d017b5e | 5 | * \brief |
reedas | 0:e9613d017b5e | 6 | * Objective: |
reedas | 0:e9613d017b5e | 7 | * This is display software i8080 interface source file |
reedas | 0:e9613d017b5e | 8 | * |
reedas | 0:e9613d017b5e | 9 | ******************************************************************************** |
reedas | 0:e9613d017b5e | 10 | * \copyright |
reedas | 0:e9613d017b5e | 11 | * Copyright 2018-2019 Cypress Semiconductor Corporation |
reedas | 0:e9613d017b5e | 12 | * SPDX-License-Identifier: Apache-2.0 |
reedas | 0:e9613d017b5e | 13 | * |
reedas | 0:e9613d017b5e | 14 | * Licensed under the Apache License, Version 2.0 (the "License"); |
reedas | 0:e9613d017b5e | 15 | * you may not use this file except in compliance with the License. |
reedas | 0:e9613d017b5e | 16 | * You may obtain a copy of the License at |
reedas | 0:e9613d017b5e | 17 | * |
reedas | 0:e9613d017b5e | 18 | * http://www.apache.org/licenses/LICENSE-2.0 |
reedas | 0:e9613d017b5e | 19 | * |
reedas | 0:e9613d017b5e | 20 | * Unless required by applicable law or agreed to in writing, software |
reedas | 0:e9613d017b5e | 21 | * distributed under the License is distributed on an "AS IS" BASIS, |
reedas | 0:e9613d017b5e | 22 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
reedas | 0:e9613d017b5e | 23 | * See the License for the specific language governing permissions and |
reedas | 0:e9613d017b5e | 24 | * limitations under the License. |
reedas | 0:e9613d017b5e | 25 | *******************************************************************************/ |
reedas | 0:e9613d017b5e | 26 | |
reedas | 0:e9613d017b5e | 27 | |
reedas | 0:e9613d017b5e | 28 | #include "cy8ckit_028_tft.h" |
reedas | 0:e9613d017b5e | 29 | #include <mbed_wait_api.h> |
reedas | 0:e9613d017b5e | 30 | #include "mbed.h" |
reedas | 0:e9613d017b5e | 31 | #include "PortInOut.h" |
reedas | 0:e9613d017b5e | 32 | |
reedas | 0:e9613d017b5e | 33 | |
reedas | 0:e9613d017b5e | 34 | DigitalInOut LCD_REG0(P9_0); |
reedas | 0:e9613d017b5e | 35 | DigitalInOut LCD_REG1(P9_1); |
reedas | 0:e9613d017b5e | 36 | DigitalInOut LCD_REG2(P9_2); |
reedas | 0:e9613d017b5e | 37 | DigitalInOut LCD_REG3(P9_4); |
reedas | 0:e9613d017b5e | 38 | DigitalInOut LCD_REG4(P9_5); |
reedas | 0:e9613d017b5e | 39 | DigitalInOut LCD_REG5(P0_2); |
reedas | 0:e9613d017b5e | 40 | DigitalInOut LCD_REG6(P13_0); |
reedas | 0:e9613d017b5e | 41 | DigitalInOut LCD_REG7(P13_1); |
reedas | 0:e9613d017b5e | 42 | PortInOut P0(Port0, 0x04); |
reedas | 0:e9613d017b5e | 43 | PortInOut P9(Port9, 0x37); |
reedas | 0:e9613d017b5e | 44 | PortInOut P13(Port13, 0x03); |
reedas | 0:e9613d017b5e | 45 | |
reedas | 0:e9613d017b5e | 46 | DigitalOut LCD_NWR(P12_0); |
reedas | 0:e9613d017b5e | 47 | DigitalOut LCD_DC(P12_1); |
reedas | 0:e9613d017b5e | 48 | DigitalOut LCD_RESET(P12_2); |
reedas | 0:e9613d017b5e | 49 | DigitalOut LCD_NRD(P12_3); |
reedas | 0:e9613d017b5e | 50 | |
reedas | 0:e9613d017b5e | 51 | /******************************************************************************* |
reedas | 0:e9613d017b5e | 52 | * Function Name: DataWrite |
reedas | 0:e9613d017b5e | 53 | ****************************************************************************/ |
reedas | 0:e9613d017b5e | 54 | /** |
reedas | 0:e9613d017b5e | 55 | * |
reedas | 0:e9613d017b5e | 56 | * \brief |
reedas | 0:e9613d017b5e | 57 | * Writes one byte of data to the software i8080 interface. |
reedas | 0:e9613d017b5e | 58 | * |
reedas | 0:e9613d017b5e | 59 | * \details |
reedas | 0:e9613d017b5e | 60 | * This function: |
reedas | 0:e9613d017b5e | 61 | * - Writes data to the data bus |
reedas | 0:e9613d017b5e | 62 | * - Sends low pulse to the LCD_NWR line to write data |
reedas | 0:e9613d017b5e | 63 | * |
reedas | 0:e9613d017b5e | 64 | * Changed from individual bit banging to port masked writes to |
reedas | 0:e9613d017b5e | 65 | * P9[5,4,2,1,0], P13[1,0], P0[2] to optimise slightly |
reedas | 0:e9613d017b5e | 66 | * |
reedas | 0:e9613d017b5e | 67 | * \todo |
reedas | 0:e9613d017b5e | 68 | * All this should be replaced with a udb register to save all the shifting |
reedas | 0:e9613d017b5e | 69 | * and individual bit writing. |
reedas | 0:e9613d017b5e | 70 | * |
reedas | 0:e9613d017b5e | 71 | *******************************************************************************/ |
reedas | 0:e9613d017b5e | 72 | void DataWrite(U8 data) |
reedas | 0:e9613d017b5e | 73 | { |
reedas | 0:e9613d017b5e | 74 | // LCD_REG0 = (data & 0x01); |
reedas | 0:e9613d017b5e | 75 | // LCD_REG1 = ((data>>1) & 0x01); |
reedas | 0:e9613d017b5e | 76 | // LCD_REG2 = ((data>>2) & 0x01); |
reedas | 0:e9613d017b5e | 77 | // LCD_REG3 = ((data>>3) & 0x01); |
reedas | 0:e9613d017b5e | 78 | // LCD_REG4 = ((data>>4) & 0x01); |
reedas | 0:e9613d017b5e | 79 | |
reedas | 0:e9613d017b5e | 80 | /* read the appropriate port and only change the bits we need to then write the |
reedas | 0:e9613d017b5e | 81 | * affected bits back to the port retaining any unaffected bit values |
reedas | 0:e9613d017b5e | 82 | */ |
reedas | 0:e9613d017b5e | 83 | int pbyte = P9.read(); |
reedas | 0:e9613d017b5e | 84 | int bit012 = (data & 0x07); |
reedas | 0:e9613d017b5e | 85 | int bit34 = (data & 0x18) << 1; |
reedas | 0:e9613d017b5e | 86 | pbyte = (pbyte & 0xc8) | bit34 | bit012; |
reedas | 0:e9613d017b5e | 87 | P9.write(pbyte); |
reedas | 0:e9613d017b5e | 88 | // LCD_REG5 = ((data>>5) & 0x01); |
reedas | 0:e9613d017b5e | 89 | pbyte = P0.read(); |
reedas | 0:e9613d017b5e | 90 | int bit5 = (data & 0x20) >> 3 ; |
reedas | 0:e9613d017b5e | 91 | pbyte = (pbyte & 0xfb) | bit5 ; |
reedas | 0:e9613d017b5e | 92 | P0.write(pbyte); |
reedas | 0:e9613d017b5e | 93 | |
reedas | 0:e9613d017b5e | 94 | // LCD_REG6 = ((data>>6) & 0x01); |
reedas | 0:e9613d017b5e | 95 | // LCD_REG7 = ((data>>7) & 0x01); |
reedas | 0:e9613d017b5e | 96 | pbyte = P13.read(); |
reedas | 0:e9613d017b5e | 97 | int bit67 = (data & 0xc0) >> 6 ; |
reedas | 0:e9613d017b5e | 98 | pbyte = (pbyte & 0xfc) | bit67 ; |
reedas | 0:e9613d017b5e | 99 | P13.write(pbyte); |
reedas | 0:e9613d017b5e | 100 | LCD_NWR = 0u; |
reedas | 0:e9613d017b5e | 101 | LCD_NWR = 1u; |
reedas | 0:e9613d017b5e | 102 | |
reedas | 0:e9613d017b5e | 103 | } |
reedas | 0:e9613d017b5e | 104 | |
reedas | 0:e9613d017b5e | 105 | |
reedas | 0:e9613d017b5e | 106 | /******************************************************************************* |
reedas | 0:e9613d017b5e | 107 | * Function Name: DataRead |
reedas | 0:e9613d017b5e | 108 | ****************************************************************************//** |
reedas | 0:e9613d017b5e | 109 | * |
reedas | 0:e9613d017b5e | 110 | * \brief |
reedas | 0:e9613d017b5e | 111 | * Reads one byte of data from the software i8080 interface. |
reedas | 0:e9613d017b5e | 112 | * |
reedas | 0:e9613d017b5e | 113 | * \details |
reedas | 0:e9613d017b5e | 114 | * This function: |
reedas | 0:e9613d017b5e | 115 | * - Changes data bus GPIO pins drive mode to digital Hi-Z with enabled input |
reedas | 0:e9613d017b5e | 116 | * buffer |
reedas | 0:e9613d017b5e | 117 | * - Sends low pulse to LCD_NRD line to read data |
reedas | 0:e9613d017b5e | 118 | * - Reads data from the data bus |
reedas | 0:e9613d017b5e | 119 | * - Sends low pulse to the LCD_NWR line to write data |
reedas | 0:e9613d017b5e | 120 | * - Changes data bus GPIO pins drive mode back to to Strong Drive mode |
reedas | 0:e9613d017b5e | 121 | * |
reedas | 0:e9613d017b5e | 122 | * \todo |
reedas | 0:e9613d017b5e | 123 | * All this should be replaced with a udb register to save all the shifting |
reedas | 0:e9613d017b5e | 124 | * and individual bit reading. |
reedas | 0:e9613d017b5e | 125 | * |
reedas | 0:e9613d017b5e | 126 | *******************************************************************************/ |
reedas | 0:e9613d017b5e | 127 | U8 DataRead(void) |
reedas | 0:e9613d017b5e | 128 | { |
reedas | 0:e9613d017b5e | 129 | U8 data = 0u; |
reedas | 0:e9613d017b5e | 130 | |
reedas | 0:e9613d017b5e | 131 | /* enable input */ |
reedas | 0:e9613d017b5e | 132 | LCD_REG0.input(); |
reedas | 0:e9613d017b5e | 133 | LCD_REG1.input(); |
reedas | 0:e9613d017b5e | 134 | LCD_REG2.input(); |
reedas | 0:e9613d017b5e | 135 | LCD_REG3.input(); |
reedas | 0:e9613d017b5e | 136 | LCD_REG4.input(); |
reedas | 0:e9613d017b5e | 137 | LCD_REG5.input(); |
reedas | 0:e9613d017b5e | 138 | LCD_REG6.input(); |
reedas | 0:e9613d017b5e | 139 | LCD_REG7.input(); |
reedas | 0:e9613d017b5e | 140 | |
reedas | 0:e9613d017b5e | 141 | LCD_NRD = 0u; // Pulse read line low then read the data port |
reedas | 0:e9613d017b5e | 142 | |
reedas | 0:e9613d017b5e | 143 | data = (U8)LCD_REG0.read(); |
reedas | 0:e9613d017b5e | 144 | data |= (U8)LCD_REG1.read()<<1; |
reedas | 0:e9613d017b5e | 145 | data |= (U8)LCD_REG2.read()<<2; |
reedas | 0:e9613d017b5e | 146 | data |= (U8)LCD_REG3.read()<<3; |
reedas | 0:e9613d017b5e | 147 | data |= (U8)LCD_REG4.read()<<4; |
reedas | 0:e9613d017b5e | 148 | data |= (U8)LCD_REG5.read()<<5; |
reedas | 0:e9613d017b5e | 149 | data |= (U8)LCD_REG6.read()<<6; |
reedas | 0:e9613d017b5e | 150 | data |= (U8)LCD_REG7.read()<<7; |
reedas | 0:e9613d017b5e | 151 | |
reedas | 0:e9613d017b5e | 152 | LCD_NRD = 1u; // Raise the read line and then go back to output port |
reedas | 0:e9613d017b5e | 153 | |
reedas | 0:e9613d017b5e | 154 | LCD_REG0.output(); |
reedas | 0:e9613d017b5e | 155 | LCD_REG1.output(); |
reedas | 0:e9613d017b5e | 156 | LCD_REG2.output(); |
reedas | 0:e9613d017b5e | 157 | LCD_REG3.output(); |
reedas | 0:e9613d017b5e | 158 | LCD_REG4.output(); |
reedas | 0:e9613d017b5e | 159 | LCD_REG5.output(); |
reedas | 0:e9613d017b5e | 160 | LCD_REG6.output(); |
reedas | 0:e9613d017b5e | 161 | LCD_REG7.output(); |
reedas | 0:e9613d017b5e | 162 | |
reedas | 0:e9613d017b5e | 163 | return data; |
reedas | 0:e9613d017b5e | 164 | } |
reedas | 0:e9613d017b5e | 165 | |
reedas | 0:e9613d017b5e | 166 | |
reedas | 0:e9613d017b5e | 167 | /******************************************************************************* |
reedas | 0:e9613d017b5e | 168 | * Function Name: DisplayIntf_Init |
reedas | 0:e9613d017b5e | 169 | ****************************************************************************//** |
reedas | 0:e9613d017b5e | 170 | * |
reedas | 0:e9613d017b5e | 171 | * \brief |
reedas | 0:e9613d017b5e | 172 | * Initializes software i8080 interface. |
reedas | 0:e9613d017b5e | 173 | * |
reedas | 0:e9613d017b5e | 174 | * \details |
reedas | 0:e9613d017b5e | 175 | * This function: |
reedas | 0:e9613d017b5e | 176 | * - Initializes interface GPIO pins |
reedas | 0:e9613d017b5e | 177 | * |
reedas | 0:e9613d017b5e | 178 | *******************************************************************************/ |
reedas | 0:e9613d017b5e | 179 | void DisplayIntf_Init(void) |
reedas | 0:e9613d017b5e | 180 | { |
reedas | 0:e9613d017b5e | 181 | /* All pins are initialized by the Device Configurator. */ |
reedas | 0:e9613d017b5e | 182 | LCD_RESET = 1u; |
reedas | 0:e9613d017b5e | 183 | LCD_NRD = 1u; |
reedas | 0:e9613d017b5e | 184 | LCD_NWR = 1u; |
reedas | 0:e9613d017b5e | 185 | LCD_DC = 0u; |
reedas | 0:e9613d017b5e | 186 | LCD_REG0.output(); |
reedas | 0:e9613d017b5e | 187 | LCD_REG1.output(); |
reedas | 0:e9613d017b5e | 188 | LCD_REG2.output(); |
reedas | 0:e9613d017b5e | 189 | LCD_REG3.output(); |
reedas | 0:e9613d017b5e | 190 | LCD_REG4.output(); |
reedas | 0:e9613d017b5e | 191 | LCD_REG5.output(); |
reedas | 0:e9613d017b5e | 192 | LCD_REG6.output(); |
reedas | 0:e9613d017b5e | 193 | LCD_REG7.output(); |
reedas | 0:e9613d017b5e | 194 | wait_ms(20); |
reedas | 0:e9613d017b5e | 195 | LCD_RESET = 0u; |
reedas | 0:e9613d017b5e | 196 | wait_ms(100); |
reedas | 0:e9613d017b5e | 197 | |
reedas | 0:e9613d017b5e | 198 | LCD_RESET = 1u; |
reedas | 0:e9613d017b5e | 199 | wait_ms(100); |
reedas | 0:e9613d017b5e | 200 | |
reedas | 0:e9613d017b5e | 201 | DisplayIntf_Write8_A0(0x28); |
reedas | 0:e9613d017b5e | 202 | DisplayIntf_Write8_A0(0x11); /* Exit Sleep mode */ |
reedas | 0:e9613d017b5e | 203 | wait_ms(100); |
reedas | 0:e9613d017b5e | 204 | DisplayIntf_Write8_A0(0x36); |
reedas | 0:e9613d017b5e | 205 | DisplayIntf_Write8_A1(0xA0); /* MADCTL: memory data access control */ |
reedas | 0:e9613d017b5e | 206 | DisplayIntf_Write8_A0(0x3A); |
reedas | 0:e9613d017b5e | 207 | DisplayIntf_Write8_A1(0x65); /* COLMOD: Interface Pixel format */ |
reedas | 0:e9613d017b5e | 208 | DisplayIntf_Write8_A0(0xB2); |
reedas | 0:e9613d017b5e | 209 | DisplayIntf_Write8_A1(0x0C); |
reedas | 0:e9613d017b5e | 210 | DisplayIntf_Write8_A1(0x0C); |
reedas | 0:e9613d017b5e | 211 | DisplayIntf_Write8_A1(0x00); |
reedas | 0:e9613d017b5e | 212 | DisplayIntf_Write8_A1(0x33); |
reedas | 0:e9613d017b5e | 213 | DisplayIntf_Write8_A1(0x33); /* PORCTRK: Porch setting */ |
reedas | 0:e9613d017b5e | 214 | DisplayIntf_Write8_A0(0xB7); |
reedas | 0:e9613d017b5e | 215 | DisplayIntf_Write8_A1(0x35); /* GCTRL: Gate Control */ |
reedas | 0:e9613d017b5e | 216 | DisplayIntf_Write8_A0(0xBB); |
reedas | 0:e9613d017b5e | 217 | DisplayIntf_Write8_A1(0x2B); /* VCOMS: VCOM setting */ |
reedas | 0:e9613d017b5e | 218 | DisplayIntf_Write8_A0(0xC0); |
reedas | 0:e9613d017b5e | 219 | DisplayIntf_Write8_A1(0x2C); /* LCMCTRL: LCM Control */ |
reedas | 0:e9613d017b5e | 220 | DisplayIntf_Write8_A0(0xC2); |
reedas | 0:e9613d017b5e | 221 | DisplayIntf_Write8_A1(0x01); |
reedas | 0:e9613d017b5e | 222 | DisplayIntf_Write8_A1(0xFF); /* VDVVRHEN: VDV and VRH Command Enable */ |
reedas | 0:e9613d017b5e | 223 | DisplayIntf_Write8_A0(0xC3); |
reedas | 0:e9613d017b5e | 224 | DisplayIntf_Write8_A1(0x11); /* VRHS: VRH Set */ |
reedas | 0:e9613d017b5e | 225 | DisplayIntf_Write8_A0(0xC4); |
reedas | 0:e9613d017b5e | 226 | DisplayIntf_Write8_A1(0x20); /* VDVS: VDV Set */ |
reedas | 0:e9613d017b5e | 227 | DisplayIntf_Write8_A0(0xC6); |
reedas | 0:e9613d017b5e | 228 | DisplayIntf_Write8_A1(0x0F); /* FRCTRL2: Frame Rate control in normal mode */ |
reedas | 0:e9613d017b5e | 229 | DisplayIntf_Write8_A0(0xD0); |
reedas | 0:e9613d017b5e | 230 | DisplayIntf_Write8_A1(0xA4); |
reedas | 0:e9613d017b5e | 231 | DisplayIntf_Write8_A1(0xA1); /* PWCTRL1: Power Control 1 */ |
reedas | 0:e9613d017b5e | 232 | DisplayIntf_Write8_A0(0xE0); |
reedas | 0:e9613d017b5e | 233 | DisplayIntf_Write8_A1(0xD0); |
reedas | 0:e9613d017b5e | 234 | DisplayIntf_Write8_A1(0x00); |
reedas | 0:e9613d017b5e | 235 | DisplayIntf_Write8_A1(0x05); |
reedas | 0:e9613d017b5e | 236 | DisplayIntf_Write8_A1(0x0E); |
reedas | 0:e9613d017b5e | 237 | DisplayIntf_Write8_A1(0x15); |
reedas | 0:e9613d017b5e | 238 | DisplayIntf_Write8_A1(0x0D); |
reedas | 0:e9613d017b5e | 239 | DisplayIntf_Write8_A1(0x37); |
reedas | 0:e9613d017b5e | 240 | DisplayIntf_Write8_A1(0x43); |
reedas | 0:e9613d017b5e | 241 | DisplayIntf_Write8_A1(0x47); |
reedas | 0:e9613d017b5e | 242 | DisplayIntf_Write8_A1(0x09); |
reedas | 0:e9613d017b5e | 243 | DisplayIntf_Write8_A1(0x15); |
reedas | 0:e9613d017b5e | 244 | DisplayIntf_Write8_A1(0x12); |
reedas | 0:e9613d017b5e | 245 | DisplayIntf_Write8_A1(0x16); |
reedas | 0:e9613d017b5e | 246 | DisplayIntf_Write8_A1(0x19); /* PVGAMCTRL: Positive Voltage Gamma control */ |
reedas | 0:e9613d017b5e | 247 | DisplayIntf_Write8_A0(0xE1); |
reedas | 0:e9613d017b5e | 248 | DisplayIntf_Write8_A1(0xD0); |
reedas | 0:e9613d017b5e | 249 | DisplayIntf_Write8_A1(0x00); |
reedas | 0:e9613d017b5e | 250 | DisplayIntf_Write8_A1(0x05); |
reedas | 0:e9613d017b5e | 251 | DisplayIntf_Write8_A1(0x0D); |
reedas | 0:e9613d017b5e | 252 | DisplayIntf_Write8_A1(0x0C); |
reedas | 0:e9613d017b5e | 253 | DisplayIntf_Write8_A1(0x06); |
reedas | 0:e9613d017b5e | 254 | DisplayIntf_Write8_A1(0x2D); |
reedas | 0:e9613d017b5e | 255 | DisplayIntf_Write8_A1(0x44); |
reedas | 0:e9613d017b5e | 256 | DisplayIntf_Write8_A1(0x40); |
reedas | 0:e9613d017b5e | 257 | DisplayIntf_Write8_A1(0x0E); |
reedas | 0:e9613d017b5e | 258 | DisplayIntf_Write8_A1(0x1C); |
reedas | 0:e9613d017b5e | 259 | DisplayIntf_Write8_A1(0x18); |
reedas | 0:e9613d017b5e | 260 | DisplayIntf_Write8_A1(0x16); |
reedas | 0:e9613d017b5e | 261 | DisplayIntf_Write8_A1(0x19); /* NVGAMCTRL: Negative Voltage Gamma control */ |
reedas | 0:e9613d017b5e | 262 | DisplayIntf_Write8_A0(0x2B); |
reedas | 0:e9613d017b5e | 263 | DisplayIntf_Write8_A1(0x00); |
reedas | 0:e9613d017b5e | 264 | DisplayIntf_Write8_A1(0x00); |
reedas | 0:e9613d017b5e | 265 | DisplayIntf_Write8_A1(0x00); |
reedas | 0:e9613d017b5e | 266 | DisplayIntf_Write8_A1(0xEF); /* Y address set */ |
reedas | 0:e9613d017b5e | 267 | DisplayIntf_Write8_A0(0x2A); |
reedas | 0:e9613d017b5e | 268 | DisplayIntf_Write8_A1(0x00); |
reedas | 0:e9613d017b5e | 269 | DisplayIntf_Write8_A1(0x00); |
reedas | 0:e9613d017b5e | 270 | DisplayIntf_Write8_A1(0x01); |
reedas | 0:e9613d017b5e | 271 | DisplayIntf_Write8_A1(0x3F); /* X address set */ |
reedas | 0:e9613d017b5e | 272 | wait_ms(10); |
reedas | 0:e9613d017b5e | 273 | DisplayIntf_Write8_A0(0x29); |
reedas | 0:e9613d017b5e | 274 | |
reedas | 0:e9613d017b5e | 275 | |
reedas | 0:e9613d017b5e | 276 | } |
reedas | 0:e9613d017b5e | 277 | |
reedas | 0:e9613d017b5e | 278 | |
reedas | 0:e9613d017b5e | 279 | /******************************************************************************* |
reedas | 0:e9613d017b5e | 280 | * Function Name: DisplayIntf_Write8_A0 |
reedas | 0:e9613d017b5e | 281 | ****************************************************************************//** |
reedas | 0:e9613d017b5e | 282 | * |
reedas | 0:e9613d017b5e | 283 | * \brief |
reedas | 0:e9613d017b5e | 284 | * Writes one byte of data to the software i8080 interface with the LCD_DC pin |
reedas | 0:e9613d017b5e | 285 | * set to 0 |
reedas | 0:e9613d017b5e | 286 | * |
reedas | 0:e9613d017b5e | 287 | * \details |
reedas | 0:e9613d017b5e | 288 | * This function: |
reedas | 0:e9613d017b5e | 289 | * - Sets LCD_DC pin to 0 |
reedas | 0:e9613d017b5e | 290 | * - Writes one data byte |
reedas | 0:e9613d017b5e | 291 | * |
reedas | 0:e9613d017b5e | 292 | *******************************************************************************/ |
reedas | 0:e9613d017b5e | 293 | void DisplayIntf_Write8_A0(U8 data) |
reedas | 0:e9613d017b5e | 294 | { |
reedas | 0:e9613d017b5e | 295 | LCD_DC = 0u; |
reedas | 0:e9613d017b5e | 296 | DataWrite(data); |
reedas | 0:e9613d017b5e | 297 | } |
reedas | 0:e9613d017b5e | 298 | |
reedas | 0:e9613d017b5e | 299 | |
reedas | 0:e9613d017b5e | 300 | /******************************************************************************* |
reedas | 0:e9613d017b5e | 301 | * Function Name: DisplayIntf_Write8_A1 |
reedas | 0:e9613d017b5e | 302 | ****************************************************************************//** |
reedas | 0:e9613d017b5e | 303 | * |
reedas | 0:e9613d017b5e | 304 | * \brief |
reedas | 0:e9613d017b5e | 305 | * Writes one byte of data to the software i8080 interface with the LCD_DC pin |
reedas | 0:e9613d017b5e | 306 | * set to 1 |
reedas | 0:e9613d017b5e | 307 | * |
reedas | 0:e9613d017b5e | 308 | * \details |
reedas | 0:e9613d017b5e | 309 | * This function: |
reedas | 0:e9613d017b5e | 310 | * - Sets LCD_DC pin to 1 |
reedas | 0:e9613d017b5e | 311 | * - Writes one data byte |
reedas | 0:e9613d017b5e | 312 | * |
reedas | 0:e9613d017b5e | 313 | *******************************************************************************/ |
reedas | 0:e9613d017b5e | 314 | void DisplayIntf_Write8_A1(U8 data) |
reedas | 0:e9613d017b5e | 315 | { |
reedas | 0:e9613d017b5e | 316 | LCD_DC = 1u; |
reedas | 0:e9613d017b5e | 317 | DataWrite(data); |
reedas | 0:e9613d017b5e | 318 | } |
reedas | 0:e9613d017b5e | 319 | |
reedas | 0:e9613d017b5e | 320 | |
reedas | 0:e9613d017b5e | 321 | /******************************************************************************* |
reedas | 0:e9613d017b5e | 322 | * Function Name: DisplayIntf_WriteM8_A1 |
reedas | 0:e9613d017b5e | 323 | ****************************************************************************//** |
reedas | 0:e9613d017b5e | 324 | * |
reedas | 0:e9613d017b5e | 325 | * \brief |
reedas | 0:e9613d017b5e | 326 | * Writes multiple bytes of data to the software i8080 interface with the LCD_DC |
reedas | 0:e9613d017b5e | 327 | * pin set to 1 |
reedas | 0:e9613d017b5e | 328 | * |
reedas | 0:e9613d017b5e | 329 | * \details |
reedas | 0:e9613d017b5e | 330 | * This function: |
reedas | 0:e9613d017b5e | 331 | * - Sets LCD_DC pin to 1 |
reedas | 0:e9613d017b5e | 332 | * - Writes data bytes |
reedas | 0:e9613d017b5e | 333 | * |
reedas | 0:e9613d017b5e | 334 | *******************************************************************************/ |
reedas | 0:e9613d017b5e | 335 | void DisplayIntf_WriteM8_A1(U8 data[], int num) |
reedas | 0:e9613d017b5e | 336 | { |
reedas | 0:e9613d017b5e | 337 | int i = 0; |
reedas | 0:e9613d017b5e | 338 | |
reedas | 0:e9613d017b5e | 339 | LCD_DC = 1u; |
reedas | 0:e9613d017b5e | 340 | |
reedas | 0:e9613d017b5e | 341 | for(i = 0; i < num; i++) |
reedas | 0:e9613d017b5e | 342 | { |
reedas | 0:e9613d017b5e | 343 | DataWrite(data[i]); |
reedas | 0:e9613d017b5e | 344 | } |
reedas | 0:e9613d017b5e | 345 | } |
reedas | 0:e9613d017b5e | 346 | |
reedas | 0:e9613d017b5e | 347 | |
reedas | 0:e9613d017b5e | 348 | /******************************************************************************* |
reedas | 0:e9613d017b5e | 349 | * Function Name: DisplayIntf_Read8_A1 |
reedas | 0:e9613d017b5e | 350 | ****************************************************************************//** |
reedas | 0:e9613d017b5e | 351 | * |
reedas | 0:e9613d017b5e | 352 | * \brief |
reedas | 0:e9613d017b5e | 353 | * Reads one byte of data from the software i8080 interface with the LCD_DC pin |
reedas | 0:e9613d017b5e | 354 | * set to 1 |
reedas | 0:e9613d017b5e | 355 | * |
reedas | 0:e9613d017b5e | 356 | * \details |
reedas | 0:e9613d017b5e | 357 | * This function: |
reedas | 0:e9613d017b5e | 358 | * - Sets LCD_DC pin to 1 |
reedas | 0:e9613d017b5e | 359 | * - Reads one data byte |
reedas | 0:e9613d017b5e | 360 | * |
reedas | 0:e9613d017b5e | 361 | *******************************************************************************/ |
reedas | 0:e9613d017b5e | 362 | U8 DisplayIntf_Read8_A1(void) |
reedas | 0:e9613d017b5e | 363 | { |
reedas | 0:e9613d017b5e | 364 | LCD_DC = 1u; |
reedas | 0:e9613d017b5e | 365 | return DataRead(); |
reedas | 0:e9613d017b5e | 366 | } |
reedas | 0:e9613d017b5e | 367 | |
reedas | 0:e9613d017b5e | 368 | |
reedas | 0:e9613d017b5e | 369 | /******************************************************************************* |
reedas | 0:e9613d017b5e | 370 | * Function Name: DisplayIntf_ReadM8_A1 |
reedas | 0:e9613d017b5e | 371 | ****************************************************************************//** |
reedas | 0:e9613d017b5e | 372 | * |
reedas | 0:e9613d017b5e | 373 | * \brief |
reedas | 0:e9613d017b5e | 374 | * Reads multiple bytes of data from the software i8080 interface with the LCD_DC |
reedas | 0:e9613d017b5e | 375 | * pin set to 1 |
reedas | 0:e9613d017b5e | 376 | * |
reedas | 0:e9613d017b5e | 377 | * \details |
reedas | 0:e9613d017b5e | 378 | * This function: |
reedas | 0:e9613d017b5e | 379 | * - Sets LCD_DC pin to 1 |
reedas | 0:e9613d017b5e | 380 | * - Reads data bytes |
reedas | 0:e9613d017b5e | 381 | * |
reedas | 0:e9613d017b5e | 382 | *******************************************************************************/ |
reedas | 0:e9613d017b5e | 383 | void DisplayIntf_ReadM8_A1(U8 data[], int num) |
reedas | 0:e9613d017b5e | 384 | { |
reedas | 0:e9613d017b5e | 385 | int i = 0; |
reedas | 0:e9613d017b5e | 386 | |
reedas | 0:e9613d017b5e | 387 | LCD_DC = 1u; |
reedas | 0:e9613d017b5e | 388 | |
reedas | 0:e9613d017b5e | 389 | for(i = 0; i < num; i++) |
reedas | 0:e9613d017b5e | 390 | { |
reedas | 0:e9613d017b5e | 391 | data[i] = DataRead(); |
reedas | 0:e9613d017b5e | 392 | } |
reedas | 0:e9613d017b5e | 393 | } |
reedas | 0:e9613d017b5e | 394 | |
reedas | 0:e9613d017b5e | 395 | |
reedas | 0:e9613d017b5e | 396 | /* [] END OF FILE */ |
reedas | 0:e9613d017b5e | 397 | |
reedas | 0:e9613d017b5e | 398 |