- Basic screen initialization and clear is working - Currently SPI is set to a low speed for easy logic analyzer debuggingbringup
PORTB_PCR16 = PORT_PCR_SRE | PORT_PCR_DSE | PORT_PCR_MUX(1); | PORTB_PCR16 = PORT_PCR_SRE | PORT_PCR_DSE | PORT_PCR_MUX(1); | ||||
GPIOB_PSOR |= (1<<16); | GPIOB_PSOR |= (1<<16); | ||||
*/ | */ | ||||
// RST | |||||
GPIOC_PDDR |= (1<<8); | |||||
PORTC_PCR8 = PORT_PCR_SRE | PORT_PCR_DSE | PORT_PCR_MUX(1); | |||||
GPIOC_PSOR |= (1<<8); | |||||
/* | |||||
// CS1B | |||||
GPIOC_PDDR |= (1<<4); | |||||
PORTC_PCR4 = PORT_PCR_SRE | PORT_PCR_DSE | PORT_PCR_MUX(1); | |||||
GPIOC_PCOR |= (1<<4); | |||||
*/ | |||||
// Backlight | |||||
GPIOC_PDDR |= (1<<1); | |||||
PORTC_PCR1 = PORT_PCR_SRE | PORT_PCR_DSE | PORT_PCR_MUX(1); | |||||
GPIOC_PCOR |= (1<<1); | |||||
GPIOC_PDDR |= (1<<2); | |||||
PORTC_PCR2 = PORT_PCR_SRE | PORT_PCR_DSE | PORT_PCR_MUX(1); | |||||
GPIOC_PCOR |= (1<<2); | |||||
GPIOC_PDDR |= (1<<3); | |||||
PORTC_PCR3 = PORT_PCR_SRE | PORT_PCR_DSE | PORT_PCR_MUX(1); | |||||
GPIOC_PCOR |= (1<<3); | |||||
flash_prepare_flashing(); | flash_prepare_flashing(); | ||||
###| CMAKE Kiibohd Controller |### | ###| CMAKE Kiibohd Controller |### | ||||
# | # | ||||
# Jacob Alexander 2011-2014 | |||||
# Jacob Alexander 2011-2015 | |||||
# Due to this file's usefulness: | # Due to this file's usefulness: | ||||
# | # | ||||
# Released into the Public Domain | # Released into the Public Domain |
/* Teensyduino Core Library | /* Teensyduino Core Library | ||||
* http://www.pjrc.com/teensy/ | * http://www.pjrc.com/teensy/ | ||||
* Copyright (c) 2013 PJRC.COM, LLC. | * Copyright (c) 2013 PJRC.COM, LLC. | ||||
* Modified by Jacob Alexander 2014 | |||||
* Modified by Jacob Alexander 2014-2015 | |||||
* | * | ||||
* Permission is hereby granted, free of charge, to any person obtaining | * Permission is hereby granted, free of charge, to any person obtaining | ||||
* a copy of this software and associated documentation files (the | * a copy of this software and associated documentation files (the | ||||
#define SPI_SR_TFFF (uint32_t)0x02000000 // Transmit FIFO Fill Flag | #define SPI_SR_TFFF (uint32_t)0x02000000 // Transmit FIFO Fill Flag | ||||
#define SPI_SR_RFOF (uint32_t)0x00080000 // Receive FIFO Overflow Flag | #define SPI_SR_RFOF (uint32_t)0x00080000 // Receive FIFO Overflow Flag | ||||
#define SPI_SR_RFDF (uint32_t)0x00020000 // Receive FIFO Drain Flag | #define SPI_SR_RFDF (uint32_t)0x00020000 // Receive FIFO Drain Flag | ||||
#define SPI_SR_TXCTR (uint32_t)0x0000F000 // Transmit FIFO Counter | |||||
#define SPI_SR_TXNXTPTR (uint32_t)0x00000F00 // Transmit Next, Pointer | |||||
#define SPI_SR_RXCTR (uint32_t)0x000000F0 // Receive FIFO Counter | |||||
#define SPI_SR_POPNXTPTR (uint32_t)0x0000000F // Pop Next, Pointer | |||||
#define SPI0_RSER *(volatile uint32_t *)0x4002C030 // DSPI DMA/Interrupt Request Select and Enable Register | #define SPI0_RSER *(volatile uint32_t *)0x4002C030 // DSPI DMA/Interrupt Request Select and Enable Register | ||||
#define SPI_RSER_TCF_RE (uint32_t)0x80000000 // Transmission Complete Request Enable | #define SPI_RSER_TCF_RE (uint32_t)0x80000000 // Transmission Complete Request Enable | ||||
#define SPI_RSER_EOQF_RE (uint32_t)0x10000000 // DSPI Finished Request Request Enable | #define SPI_RSER_EOQF_RE (uint32_t)0x10000000 // DSPI Finished Request Request Enable |
// ----- Function Declarations ----- | // ----- Function Declarations ----- | ||||
// CLI Functions | // CLI Functions | ||||
void cliFunc_echo( char* args ); | |||||
void cliFunc_i2cRecv( char* args ); | void cliFunc_i2cRecv( char* args ); | ||||
void cliFunc_i2cSend( char* args ); | void cliFunc_i2cSend( char* args ); | ||||
void cliFunc_ledPage( char* args ); | |||||
void cliFunc_ledStart( char* args ); | |||||
void cliFunc_ledTest( char* args ); | void cliFunc_ledTest( char* args ); | ||||
void cliFunc_ledZero( char* args ); | void cliFunc_ledZero( char* args ); | ||||
// Scan Module command dictionary | // Scan Module command dictionary | ||||
CLIDict_Entry( i2cRecv, "Send I2C sequence of bytes and expect a reply of 1 byte on the last sequence." NL "\t\tUse |'s to split sequences with a stop." ); | CLIDict_Entry( i2cRecv, "Send I2C sequence of bytes and expect a reply of 1 byte on the last sequence." NL "\t\tUse |'s to split sequences with a stop." ); | ||||
CLIDict_Entry( i2cSend, "Send I2C sequence of bytes. Use |'s to split sequences with a stop." ); | CLIDict_Entry( i2cSend, "Send I2C sequence of bytes. Use |'s to split sequences with a stop." ); | ||||
CLIDict_Entry( ledPage, "Read the given register page." ); | |||||
CLIDict_Entry( ledStart, "Disable software shutdown." ); | |||||
CLIDict_Entry( ledTest, "Test out the led pages." ); | CLIDict_Entry( ledTest, "Test out the led pages." ); | ||||
CLIDict_Entry( ledZero, "Zero out LED register pages (non-configuration)." ); | CLIDict_Entry( ledZero, "Zero out LED register pages (non-configuration)." ); | ||||
CLIDict_Def( ledCLIDict, "ISSI LED Module Commands" ) = { | CLIDict_Def( ledCLIDict, "ISSI LED Module Commands" ) = { | ||||
CLIDict_Item( i2cRecv ), | CLIDict_Item( i2cRecv ), | ||||
CLIDict_Item( i2cSend ), | CLIDict_Item( i2cSend ), | ||||
CLIDict_Item( ledPage ), | |||||
CLIDict_Item( ledStart ), | |||||
CLIDict_Item( ledTest ), | CLIDict_Item( ledTest ), | ||||
CLIDict_Item( ledZero ), | CLIDict_Item( ledZero ), | ||||
{ 0, 0, 0 } // Null entry for dictionary end | { 0, 0, 0 } // Null entry for dictionary end | ||||
LED_Buffer LED_pageBuffer; | LED_Buffer LED_pageBuffer; | ||||
/* | |||||
// A bit mask determining which LEDs are enabled in the ISSI chip | // A bit mask determining which LEDs are enabled in the ISSI chip | ||||
// All channel mask example | |||||
// 0x00 -> 0x11 | // 0x00 -> 0x11 | ||||
const uint8_t LED_ledEnableMask[] = { | const uint8_t LED_ledEnableMask[] = { | ||||
0xE8, // I2C address | 0xE8, // I2C address | ||||
0xFF, 0xFF, // C8-1 -> C8-16 | 0xFF, 0xFF, // C8-1 -> C8-16 | ||||
0xFF, 0xFF, // C9-1 -> C9-16 | 0xFF, 0xFF, // C9-1 -> C9-16 | ||||
}; | }; | ||||
*/ | |||||
/* | |||||
// A bit mask determining which LEDs are enabled in the ISSI chip | |||||
// Infinity ErgoDox full mask | |||||
// 0x00 -> 0x11 | |||||
const uint8_t LED_ledEnableMask[] = { | |||||
0xE8, // I2C address | |||||
0x00, // Starting register address | |||||
0xFC, 0xFC, // C1-1 -> C1-16 | |||||
0xFB, 0xFB, // C2-1 -> C2-16 | |||||
0xFF, 0xFF, // C3-1 -> C3-16 | |||||
0xFE, 0xFE, // C4-1 -> C4-16 | |||||
0x7F, 0x7F, // C5-1 -> C5-16 | |||||
0xFF, 0xFF, // C6-1 -> C6-16 | |||||
0xCF, 0xCF, // C7-1 -> C7-16 | |||||
0xC7, 0xC7, // C8-1 -> C8-16 | |||||
0x43, 0x43, // C9-1 -> C9-16 | |||||
}; | |||||
*/ | |||||
const uint8_t LED_ledEnableMask[] = { | |||||
0xE8, // I2C address | |||||
0x00, // Starting register address | |||||
0x00, 0x00, // C1-1 -> C1-16 | |||||
//0xEC, 0xEC, // C1-1 -> C1-16 | |||||
0x00, 0x00, // C2-1 -> C2-16 | |||||
0x00, 0x00, // C3-1 -> C3-16 | |||||
0x00, 0x00, // C4-1 -> C4-16 | |||||
0x00, 0x00, // C5-1 -> C5-16 | |||||
0x00, 0x00, // C6-1 -> C6-16 | |||||
0x08, 0x08, // C7-1 -> C7-16 | |||||
0x00, 0x00, // C8-1 -> C8-16 | |||||
0x00, 0x00, // C9-1 -> C9-16 | |||||
}; | |||||
// XXX Pre-fill example of buffers | |||||
const uint8_t examplePage[] = { | |||||
0xE8, // I2C address | |||||
0x24, // Starting register address | |||||
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, // C1-1 -> C1-16 | |||||
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, // C2-1 -> C2-16 | |||||
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, // C3-1 -> C3-16 | |||||
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, // C4-1 -> C4-16 | |||||
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, // C5-1 -> C5-16 | |||||
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, // C6-1 -> C6-16 | |||||
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, // C7-1 -> C7-16 | |||||
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, // C8-1 -> C8-16 | |||||
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, // C9-1 -> C9-16 | |||||
}; | |||||
/* | |||||
// XXX Pre-fill example of buffers | // XXX Pre-fill example of buffers | ||||
const uint8_t examplePage[] = { | const uint8_t examplePage[] = { | ||||
0xE8, // I2C address | 0xE8, // I2C address | ||||
0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7A, 0x7B, 0x7C, 0x7D, 0x7E, 0x7F, // C8-1 -> C8-16 | 0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7A, 0x7B, 0x7C, 0x7D, 0x7E, 0x7F, // C8-1 -> C8-16 | ||||
0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8A, 0x8B, 0x8C, 0x8D, 0x8E, 0x8F, // C9-1 -> C9-16 | 0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8A, 0x8B, 0x8C, 0x8D, 0x8E, 0x8F, // C9-1 -> C9-16 | ||||
}; | }; | ||||
*/ | |||||
} | } | ||||
void LED_readPage( uint8_t len, uint8_t page ) | |||||
{ | |||||
// Page Setup | |||||
uint8_t pageSetup[] = { 0xE8, 0xFD, page }; | |||||
// Setup page | |||||
while ( I2C_Send( pageSetup, sizeof( pageSetup ), 0 ) == 0 ) | |||||
delay(1); | |||||
// Register Setup | |||||
uint8_t regSetup[] = { 0xE8, 0x00 }; | |||||
// Setup starting register | |||||
while ( I2C_Send( regSetup, sizeof( regSetup ), 0 ) == 0 ) | |||||
delay(1); | |||||
// Register Read Command | |||||
uint8_t regReadCmd[] = { 0xE9 }; | |||||
// Read each register in the page | |||||
for ( uint8_t reg = 0; reg < len; reg++ ) | |||||
{ | |||||
// Request register data | |||||
while ( I2C_Send( regReadCmd, sizeof( regReadCmd ), 0 ) == 0 ) | |||||
delay(1); | |||||
} | |||||
} | |||||
void LED_writeReg( uint8_t reg, uint8_t val, uint8_t page ) | void LED_writeReg( uint8_t reg, uint8_t val, uint8_t page ) | ||||
{ | { | ||||
// Page Setup | // Page Setup | ||||
// Initialize I2C | // Initialize I2C | ||||
I2C_setup(); | I2C_setup(); | ||||
/* TODO Make work | |||||
// Zero out Frame Registers | // Zero out Frame Registers | ||||
// This needs to be done before disabling the hardware shutdown (or the leds will do undefined things) | // This needs to be done before disabling the hardware shutdown (or the leds will do undefined things) | ||||
LED_zeroPages( 0x0B, 1, 0x00, 0x0C ); // Control Registers | LED_zeroPages( 0x0B, 1, 0x00, 0x0C ); // Control Registers | ||||
// Disable Software shutdown of ISSI chip | // Disable Software shutdown of ISSI chip | ||||
LED_writeReg( 0x0A, 0x01, 0x0B ); | LED_writeReg( 0x0A, 0x01, 0x0B ); | ||||
*/ | |||||
} | } | ||||
void I2C_BufferPush( uint8_t byte, I2C_Buffer *buffer ) | void I2C_BufferPush( uint8_t byte, I2C_Buffer *buffer ) | ||||
{ | { | ||||
dbug_msg("DATA: "); | |||||
printHex( byte ); | |||||
// Make sure buffer isn't full | // Make sure buffer isn't full | ||||
if ( buffer->tail + 1 == buffer->head || ( buffer->head > buffer->tail && buffer->tail + 1 - buffer->size == buffer->head ) ) | if ( buffer->tail + 1 == buffer->head || ( buffer->head > buffer->tail && buffer->tail + 1 - buffer->size == buffer->head ) ) | ||||
{ | { | ||||
I2C_Send( buffer, bufferLen, 1 ); // Only 1 byte is ever read at a time with the ISSI chip | I2C_Send( buffer, bufferLen, 1 ); // Only 1 byte is ever read at a time with the ISSI chip | ||||
} | } | ||||
void cliFunc_ledPage( char* args ) | |||||
{ | |||||
// Parse number from argument | |||||
// NOTE: Only first argument is used | |||||
char* arg1Ptr; | |||||
char* arg2Ptr; | |||||
CLI_argumentIsolation( args, &arg1Ptr, &arg2Ptr ); | |||||
// Default to 0 if no argument is given | |||||
uint8_t page = 0; | |||||
if ( arg1Ptr[0] != '\0' ) | |||||
{ | |||||
page = (uint8_t)numToInt( arg1Ptr ); | |||||
} | |||||
// No \r\n by default after the command is entered | |||||
print( NL ); | |||||
LED_readPage( 0xB4, page ); | |||||
} | |||||
void cliFunc_ledStart( char* args ) | |||||
{ | |||||
print( NL ); // No \r\n by default after the command is entered | |||||
LED_zeroPages( 0x0B, 1, 0x00, 0x0C ); // Control Registers | |||||
//LED_zeroPages( 0x00, 8, 0x00, 0xB4 ); // LED Registers | |||||
LED_writeReg( 0x0A, 0x01, 0x0B ); | |||||
LED_sendPage( (uint8_t*)LED_ledEnableMask, sizeof( LED_ledEnableMask ), 0 ); | |||||
} | |||||
void cliFunc_ledTest( char* args ) | void cliFunc_ledTest( char* args ) | ||||
{ | { | ||||
print( NL ); // No \r\n by default after the command is entered | print( NL ); // No \r\n by default after the command is entered |
/* Copyright (C) 2015 by Jacob Alexander | |||||
* | |||||
* This file is free software: you can redistribute it and/or modify | |||||
* it under the terms of the GNU General Public License as published by | |||||
* the Free Software Foundation, either version 3 of the License, or | |||||
* (at your option) any later version. | |||||
* | |||||
* This file is distributed in the hope that it will be useful, | |||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of | |||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |||||
* GNU General Public License for more details. | |||||
* | |||||
* You should have received a copy of the GNU General Public License | |||||
* along with this file. If not, see <http://www.gnu.org/licenses/>. | |||||
*/ | |||||
// ----- Includes ----- | |||||
// Compiler Includes | |||||
#include <Lib/ScanLib.h> | |||||
// Project Includes | |||||
#include <cli.h> | |||||
#include <led.h> | |||||
#include <print.h> | |||||
// Local Includes | |||||
#include "lcd_scan.h" | |||||
// ----- Defines ----- | |||||
#define LCD_TOTAL_VISIBLE_PAGES 4 | |||||
#define LCD_PAGE_LEN 132 | |||||
// ----- Macros ----- | |||||
// Number of entries in the SPI0 TxFIFO | |||||
#define SPI0_TxFIFO_CNT ( ( SPI0_SR & SPI_SR_TXCTR ) >> 12 ) | |||||
// ----- Structs ----- | |||||
// ----- Function Declarations ----- | |||||
// CLI Functions | |||||
void cliFunc_lcdCmd( char* args ); | |||||
void cliFunc_lcdInit( char* args ); | |||||
void cliFunc_lcdTest( char* args ); | |||||
// ----- Variables ----- | |||||
// Full Toggle State | |||||
uint8_t cliFullToggleState = 0; | |||||
// Normal/Reverse Toggle State | |||||
uint8_t cliNormalReverseToggleState = 0; | |||||
// Scan Module command dictionary | |||||
CLIDict_Entry( lcdCmd, "Send byte via SPI, second argument enables a0. Defaults to control." ); | |||||
CLIDict_Entry( lcdInit, "Re-initialize the LCD display." ); | |||||
CLIDict_Entry( lcdTest, "Test out the LCD display." ); | |||||
CLIDict_Def( lcdCLIDict, "ST LCD Module Commands" ) = { | |||||
CLIDict_Item( lcdCmd ), | |||||
CLIDict_Item( lcdInit ), | |||||
CLIDict_Item( lcdTest ), | |||||
{ 0, 0, 0 } // Null entry for dictionary end | |||||
}; | |||||
// ----- Interrupt Functions ----- | |||||
// ----- Functions ----- | |||||
inline void SPI_setup() | |||||
{ | |||||
// Enable SPI internal clock | |||||
SIM_SCGC6 |= SIM_SCGC6_SPI0; | |||||
// Setup MOSI (SOUT) and SCLK (SCK) | |||||
PORTC_PCR6 = PORT_PCR_DSE | PORT_PCR_MUX(2); | |||||
PORTC_PCR5 = PORT_PCR_DSE | PORT_PCR_MUX(2); | |||||
// Setup SS (PCS) | |||||
PORTC_PCR4 = PORT_PCR_DSE | PORT_PCR_MUX(2); | |||||
// Master Mode, CS0 | |||||
SPI0_MCR = SPI_MCR_MSTR | SPI_MCR_PCSIS(1); | |||||
// DSPI Clock and Transfer Attributes | |||||
// Frame Size: 8 bits | |||||
// MSB First | |||||
// CLK Low by default | |||||
SPI0_CTAR0 = SPI_CTAR_FMSZ(7) | |||||
| SPI_CTAR_ASC(7) | |||||
| SPI_CTAR_DT(7) | |||||
| SPI_CTAR_CSSCK(7) | |||||
| SPI_CTAR_PBR(0) | SPI_CTAR_BR(7); | |||||
} | |||||
// Write buffer to SPI FIFO | |||||
void SPI_write( uint8_t *buffer, uint8_t len ) | |||||
{ | |||||
for ( uint8_t byte = 0; byte < len; byte++ ) | |||||
{ | |||||
// Wait for SPI TxFIFO to have 4 or fewer entries | |||||
while ( !( SPI0_SR & SPI_SR_TFFF ) ) | |||||
delayMicroseconds(10); | |||||
// Write byte to TxFIFO | |||||
// CS0, CTAR0 | |||||
SPI0_PUSHR = ( buffer[ byte ] & 0xff ) | SPI_PUSHR_PCS(1); | |||||
// Indicate transfer has completed | |||||
while ( !( SPI0_SR & SPI_SR_TCF ) ); | |||||
SPI0_SR |= SPI_SR_TCF; | |||||
} | |||||
} | |||||
// Write to a control register | |||||
void LCD_writeControlReg( uint8_t byte ) | |||||
{ | |||||
// Wait for TxFIFO to be empt | |||||
while ( SPI0_TxFIFO_CNT != 0 ); | |||||
// Set A0 low to enter control register mode | |||||
GPIOC_PCOR |= (1<<7); | |||||
// Write byte to SPI FIFO | |||||
SPI_write( &byte, 1 ); | |||||
// Wait for TxFIFO to be empty | |||||
while ( SPI0_TxFIFO_CNT != 0 ); | |||||
// Make sure data has transferred | |||||
delayMicroseconds(10); // XXX Adjust if SPI speed changes | |||||
// Set A0 high to go back to display register mode | |||||
GPIOC_PSOR |= (1<<7); | |||||
} | |||||
// Write to display register | |||||
// Pages 0-7 normal display | |||||
// Page 8 icon buffer | |||||
void LCD_writeDisplayReg( uint8_t page, uint8_t *buffer, uint8_t len ) | |||||
{ | |||||
// Set the register page | |||||
LCD_writeControlReg( 0xB0 | ( 0x0F & page ) ); | |||||
// Write buffer to SPI | |||||
SPI_write( buffer, len ); | |||||
} | |||||
inline void LCD_clearPage( uint8_t page ) | |||||
{ | |||||
// Set the register page | |||||
LCD_writeControlReg( 0xB0 | ( 0x0F & page ) ); | |||||
// Set display start line | |||||
LCD_writeControlReg( 0x40 ); | |||||
// Reset Column Address | |||||
LCD_writeControlReg( 0x10 ); | |||||
LCD_writeControlReg( 0x00 ); | |||||
for ( uint8_t page_reg = 0; page_reg < LCD_PAGE_LEN; page_reg++ ) | |||||
{ | |||||
uint8_t byte = 0; | |||||
// Write buffer to SPI | |||||
SPI_write( &byte, 1 ); | |||||
} | |||||
// Wait for TxFIFO to be empty | |||||
while ( SPI0_TxFIFO_CNT != 0 ); | |||||
} | |||||
// Clear Display | |||||
void LCD_clear() | |||||
{ | |||||
// Setup each page | |||||
for ( uint8_t page = 0; page < LCD_TOTAL_VISIBLE_PAGES; page++ ) | |||||
{ | |||||
LCD_clearPage( page ); | |||||
} | |||||
// Reset Page, Start Line, and Column Address | |||||
// Page | |||||
LCD_writeControlReg( 0xB0 ); | |||||
// Start Line | |||||
LCD_writeControlReg( 0x40 ); | |||||
// Reset Column Address | |||||
LCD_writeControlReg( 0x10 ); | |||||
LCD_writeControlReg( 0x00 ); | |||||
} | |||||
// Intialize display | |||||
void LCD_initialize() | |||||
{ | |||||
// ADC Select (Normal) | |||||
LCD_writeControlReg( 0xA0 ); | |||||
// LCD Off | |||||
LCD_writeControlReg( 0xAE ); | |||||
// COM Scan Output Direction | |||||
LCD_writeControlReg( 0xC0 ); | |||||
// LCD Bias (1/6 bias) | |||||
LCD_writeControlReg( 0xA2 ); | |||||
// Power Supply Operating Mode (Internal Only) | |||||
LCD_writeControlReg( 0x2F ); | |||||
// Internal Rb/Ra Ratio | |||||
LCD_writeControlReg( 0x26 ); | |||||
// Reset | |||||
LCD_writeControlReg( 0xE2 ); | |||||
// Electric volume mode set, and value | |||||
LCD_writeControlReg( 0x81 ); | |||||
LCD_writeControlReg( 0x00 ); | |||||
// LCD On | |||||
LCD_writeControlReg( 0xAF ); | |||||
// Clear Display RAM | |||||
LCD_clear(); | |||||
} | |||||
// Setup | |||||
inline void LCD_setup() | |||||
{ | |||||
// Register Scan CLI dictionary | |||||
CLI_registerDictionary( lcdCLIDict, lcdCLIDictName ); | |||||
// Initialize SPI | |||||
SPI_setup(); | |||||
// Setup Register Control Signal (A0) | |||||
// Start in display register mode (1) | |||||
GPIOC_PDDR |= (1<<7); | |||||
PORTC_PCR7 = PORT_PCR_SRE | PORT_PCR_DSE | PORT_PCR_MUX(1); | |||||
GPIOC_PSOR |= (1<<7); | |||||
// Setup LCD Reset pin (RST) | |||||
// 0 - Reset, 1 - Normal Operation | |||||
// Start in normal mode (1) | |||||
GPIOC_PDDR |= (1<<8); | |||||
PORTC_PCR8 = PORT_PCR_SRE | PORT_PCR_DSE | PORT_PCR_MUX(1); | |||||
GPIOC_PSOR |= (1<<8); | |||||
// Run LCD intialization sequence | |||||
LCD_initialize(); | |||||
} | |||||
// LCD State processing loop | |||||
inline uint8_t LCD_scan() | |||||
{ | |||||
// NOP - Screen Refresh | |||||
//LCD_writeControlReg( 0xE3 ); | |||||
return 0; | |||||
} | |||||
// ----- CLI Command Functions ----- | |||||
void cliFunc_lcdInit( char* args ) | |||||
{ | |||||
print( NL ); // No \r\n by default after the command is entered | |||||
LCD_initialize(); | |||||
} | |||||
void cliFunc_lcdTest( char* args ) | |||||
{ | |||||
print( NL ); // No \r\n by default after the command is entered | |||||
//LCD_initialize(); | |||||
// Test pattern | |||||
uint8_t pattern[] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }; | |||||
//uint8_t pattern[] = { 0xFF, 0x00, 0x96, 0xFF, 0x00, 0xFF, 0x00 }; | |||||
// Write to page D0 | |||||
LCD_writeDisplayReg( 0, pattern, sizeof( pattern ) ); | |||||
} | |||||
void cliFunc_lcdCmd( char* args ) | |||||
{ | |||||
char* curArgs; | |||||
char* arg1Ptr; | |||||
char* arg2Ptr = args; | |||||
print( NL ); // No \r\n by default after the command is entered | |||||
curArgs = arg2Ptr; // Use the previous 2nd arg pointer to separate the next arg from the list | |||||
CLI_argumentIsolation( curArgs, &arg1Ptr, &arg2Ptr ); | |||||
// No args | |||||
if ( *arg1Ptr == '\0' ) | |||||
return; | |||||
// SPI Command | |||||
uint8_t cmd = (uint8_t)numToInt( arg1Ptr ); | |||||
curArgs = arg2Ptr; // Use the previous 2nd arg pointer to separate the next arg from the list | |||||
CLI_argumentIsolation( curArgs, &arg1Ptr, &arg2Ptr ); | |||||
// Single Arg | |||||
if ( *arg1Ptr == '\0' ) | |||||
goto cmd; | |||||
// TODO Deal with a0 | |||||
cmd: | |||||
info_msg("Sending - "); | |||||
printHex( cmd ); | |||||
print( NL ); | |||||
LCD_writeControlReg( cmd ); | |||||
} | |||||
/* Copyright (C) 2015 by Jacob Alexander | |||||
* | |||||
* This file is free software: you can redistribute it and/or modify | |||||
* it under the terms of the GNU General Public License as published by | |||||
* the Free Software Foundation, either version 3 of the License, or | |||||
* (at your option) any later version. | |||||
* | |||||
* This file is distributed in the hope that it will be useful, | |||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of | |||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |||||
* GNU General Public License for more details. | |||||
* | |||||
* You should have received a copy of the GNU General Public License | |||||
* along with this file. If not, see <http://www.gnu.org/licenses/>. | |||||
*/ | |||||
#ifndef __LCD_SCAN_H | |||||
#define __LCD_SCAN_H | |||||
// ----- Includes ----- | |||||
// Compiler Includes | |||||
#include <stdint.h> | |||||
// ----- Functions ----- | |||||
void LCD_setup(); | |||||
uint8_t LCD_scan(); | |||||
#endif // __LCD_SCAN_H | |||||
###| CMake Kiibohd Controller Scan Module |### | |||||
# | |||||
# Written by Jacob Alexander in 2014-2015 for the Kiibohd Controller | |||||
# | |||||
# Released into the Public Domain | |||||
# | |||||
### | |||||
### | |||||
# Sub-module flag, cannot be included stand-alone | |||||
# | |||||
set ( SubModule 1 ) | |||||
### | |||||
# Module C files | |||||
# | |||||
set( Module_SRCS | |||||
lcd_scan.c | |||||
) | |||||
### | |||||
# Compiler Family Compatibility | |||||
# | |||||
set( ModuleCompatibility | |||||
arm | |||||
) | |||||