mirror of
https://github.com/sanni/cartreader.git
synced 2024-12-11 21:54:17 +01:00
555 lines
13 KiB
C++
555 lines
13 KiB
C++
//******************************************
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// LITTLE JAMMER PRO MODULE
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//******************************************
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#ifdef ENABLE_LJPRO
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// Little Jammer Pro
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// Cartridge Pinout
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// 48P 1.25mm pitch connector
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//
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// FORM FACTOR IS SAME AS BANDAI WONDERSWAN/BENESSE POCKET CHALLENGE V2/LITTLE JAMMER
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// WIRING IS COMPLETELY DIFFERENT!
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//
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// LEFT SIDE
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// 1 GND
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// 2 GND
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// 3 S1 (GND)
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// 4 S2 (GND)
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// 5 U1_WP#/ACC
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// 6 U1_SCLK
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// 7 U1_SCLK
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// 8 U1_SI
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// 9 U1_SI
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// 10 U1_SO/PO7
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// 11 U1_SO/PO7
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// 12 U1_PO6
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// 13 U1_PO5
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// 14 U1_PO4
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// 15 U1_PO3
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// 16 U1_PO2
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// 17 U1_PO1
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// 18 U1_PO0
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// 19 U1_CS#
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// 20 U1_CS#
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// 21 U1_HOLD#
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// 22 U1_HOLD#
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// 23 VCC (+3V)
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// 24 VCC (+3V)
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// 25 VCC (+3V)
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// 26 VCC (+3V)
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// 27 U2_SCLK
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// 28 U2_SCLK
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// 29 U2_SI
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// 30 U2_SI
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// 31 U2_SO/PO7
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// 32 U2_SO/PO7
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// 33 U2_PO6
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// 34 U2_PO5
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// 35 U2_PO4
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// 36 U2_PO3
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// 37 U2_PO2
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// 38 U2_PO1
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// 39 U2_PO0
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// 40 U2_CS#
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// 41 U2_CS#
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// 42 U2_HOLD#
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// 43 U2_HOLD#
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// 44 U2_WP#/ACC
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// 45 S3 (GND)
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// 46 S4 (GND)
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// 47 GND
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// 48 GND
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// RIGHT SIDE
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// CONTROL PINS:
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// U1_HOLD# (PH4) - SNES /IRQ
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// U1_CS# (PK0) - SNES A8
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// U1_SI (PK1) - SNES A9
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// U1_WP#/ACC (PK2) - SNES A10
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//
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// U2_HOLD# (PH0) - SNES RESET
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// U2_SI (PH3) - SNES /CS
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// U2_WP#/ACC (PH5) - SNES /WR
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// U2_CS# (PH6) - SNES /RD
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//
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// S1 (PK4) - SNES A12
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// S2 (PK5) - SNES A13
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// S3 (PK6) - SNES A14
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// S4 (PK7) - SNES A15
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// COMBINE U1_SCLK + U2_SCLK INTO SINGLE SCLK
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// SCLK(PH1) - SNES CPUCLK
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// DATA PINS:
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// U1 D0-D7 (PORTF)
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// U2 D0-D7 (PORTC)
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// NOTES:
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// HOLD# NOT USED FOR PARALLEL MODE - PULLED UP TO VCC ON CARTS
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// WP#/ACC PULLED DOWN TO GND ON CARTS
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//******************************************
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// DEFINES
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//******************************************
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#define CS1_LOW PORTK &= ~(1 << 0)
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#define CS1_HIGH PORTK |= (1 << 0)
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#define CS2_LOW PORTH &= ~(1 << 6)
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#define CS2_HIGH PORTH |= (1 << 6)
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//******************************************
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// VARIABLES
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//******************************************
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byte LJPRO[] = {2,4,6,8};
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byte ljprolo = 0; // Lowest Entry
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byte ljprohi = 3; // Highest Entry
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byte ljprosize;
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byte newljprosize;
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char mnfID[3];
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char deviceID_str[5];
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boolean ljproflash1found = false;
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boolean ljproflash2found = false;
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byte ljproflash1size;
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byte ljproflash2size;
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// EEPROM MAPPING
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// 08 ROM SIZE
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//******************************************
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// MENU
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//******************************************
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// Base Menu
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static const char* const menuOptionsLJPRO[] PROGMEM = { FSTRING_READ_ROM, FSTRING_SET_SIZE, FSTRING_RESET };
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// U1_HOLD#(PH4) - SNES /IRQ
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// U1_CS# - SNES A8
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// U1_WP#/ACC - SNES A9
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// U1_SI - SNES A10
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//
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// U2_HOLD#(PH0) - SNES RESET
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// U2_SI(PH3) - SNES /CS
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// U2_WP#/ACC(PH5) - SNES /WR
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// U2_CS#(PH6) - SNES /RD
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void ljproMenu()
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{
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convertPgm(menuOptionsLJPRO, 3);
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uint8_t mainMenu = question_box(F("LITTLE JAMMER PRO"), menuOptions, 3, 0);
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switch (mainMenu)
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{
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case 0:
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// Read ROM
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sd.chdir("/");
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readROM_LJPRO();
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sd.chdir("/");
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break;
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case 1:
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// Set Size
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setROMSize_LJPRO();
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break;
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case 2:
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// reset
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resetArduino();
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break;
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}
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}
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//******************************************
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// SETUP
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//******************************************
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void setup_LJPRO()
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{
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// Request 3.3V
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setVoltage(VOLTS_SET_3V3);
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// LITTLE JAMMER PRO uses Serial Flash
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// Set Data Pins to Input
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DDRF = 0x00; // U1 Data
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DDRC = 0x00; // U2 Data
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// Set Unused Address Pins to Output
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DDRL = 0xFF;
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// Set Control Pins to Output
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// U2_HLD(PH0) SCLK(PH1) U2_SI(PH3) U1_HLD(PH4) U2_WP(PH5) U2_CS(PH6)
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DDRH |= (1 << 0) | (1 << 1) | (1 << 3) | (1 << 4) | (1 << 5) | (1 << 6);
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// U1_CS(PK0) U1_SI(PK1) U1_WP(PK2) --------
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DDRK |= (1 << 0) | (1 << 1) | (1 <<2) | (1 << 3);
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// FLASH Configuration Pins to Input
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// S1(PK4) S2(PK5) S3(PK6) S4(PK7)
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DDRK &= ~((1 << 4) | (1 << 5) | (1 << 6) | (1 << 7));
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// Set TIME(PJ0) to Output (UNUSED)
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DDRJ |= (1 << 0);
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// Setting Control Pins to HIGH
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// U2_HLD(PH0) SCLK(PH1) U2_SI(PH3) U1_HLD(PH4) U2_WP(PH5) U2_CS(PH6)
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PORTH |= (1 << 0) | (1 << 1) | (1 << 3) | (1 << 4) | (1 << 5) | (1 << 6);
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// U1_CS(PK0) U1_SI(PK1) U1_WP(PK2) -------- S1(PK4) S2(PK5) S3(PK6) S4(PK7)
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PORTK |= (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3) | (1 << 4) | (1 << 5) | (1 << 6) | (1 << 7);
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// Set Unused Data Pins (PA0-PA7) to Output
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DDRA = 0xFF;
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// Set Unused Pins HIGH
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PORTA = 0xFF;
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PORTJ |= (1 << 0); // TIME(PJ0)
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checkStatus_LJPRO();
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strcpy(romName, "LJPRO");
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mode = CORE_LJPRO;
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}
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//******************************************
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// SERIAL MODE
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//******************************************
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// 25L1605/25L3205
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// Default Serial Mode
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void sendSerial_U1(uint8_t data)
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{
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for (int i = 0; i < 8; i++) {
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PORTH &= ~(1 << 1); // SCLK LOW
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if ((data >> 7) & 0x1) { // Bit is HIGH
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PORTK |= (1 << 1); // U1_SI HIGH;
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}
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else {
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PORTK &= ~(1 << 1); // U1_SI LOW;
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}
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PORTH |= (1 << 1); // SCLK HIGH
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// rotate to the next bit
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data <<= 1;
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}
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}
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void sendSerial_U2(uint8_t data)
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{
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for (int i = 0; i < 8; i++) {
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PORTH &= ~(1 << 1); // SCLK LOW
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if ((data >> 7) & 0x1) { // Bit is HIGH
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PORTH |= (1 << 3); // U2_SI HIGH;
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}
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else {
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PORTH &= ~(1 << 3); // U2_SI LOW;
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}
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PORTH |= (1 << 1); // SCLK HIGH
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// rotate to the next bit
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data <<= 1;
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}
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}
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uint8_t readSerial_U1()
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{
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bool serBits[9];
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for (byte i = 0; i < 8; i++) {
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pulseClock_LJPRO(1);
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serBits[i] = (PINF >> 7) & 0x1;
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}
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byte tempdata = serBits[0] << 7 | serBits[1] << 6 | serBits[2] << 5 | serBits[3] << 4 | serBits[4] << 3 | serBits[5] << 2 | serBits[6] << 1 | serBits[7];
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return tempdata;
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}
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uint8_t readSerial_U2()
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{
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bool serBits[9];
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for (byte i = 0; i < 8; i++) {
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pulseClock_LJPRO(1);
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serBits[i] = (PINC >> 7) & 0x1;
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}
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byte tempdata = serBits[0] << 7 | serBits[1] << 6 | serBits[2] << 5 | serBits[3] << 4 | serBits[4] << 3 | serBits[5] << 2 | serBits[6] << 1 | serBits[7];
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return tempdata;
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}
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//******************************************
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// PARALLEL MODE
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//******************************************
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// 25L1605/25L3205
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// Parallel Mode - Command 0x55
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// SCLK Frequency 1.2MHz (Cycle 833.33ns)
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// READ 0x03
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// WRITE 0x02
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void pulseClock_LJPRO(unsigned int times)
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{
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for (unsigned int i = 0; i < (times * 2); i++) {
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// Switch the clock pin to 0 if it's 1 and 0 if it's 1
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PORTH ^= (1 << 1);
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// without the delay the clock pulse would be 1.5us and 666kHz
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//__asm__("nop\n\t""nop\n\t""nop\n\t""nop\n\t"));
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}
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}
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// Send one byte of data to Serial FLASH [Parallel Mode]
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void sendData_U1(byte data)
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{
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DDRF = 0xFF; // U1 Data Output
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PORTF = data;
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pulseClock_LJPRO(8);
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DDRF = 0x00; // U1 Data Input
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}
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void sendData_U2(byte data)
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{
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DDRC = 0xFF; // U2 Data Output
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PORTC = data;
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pulseClock_LJPRO(8);
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DDRC = 0x00; // U2 Data Input
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}
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void readData_U1(uint32_t startaddr, uint32_t endaddr)
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{
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for (uint32_t addr = startaddr; addr < endaddr; addr += 512) {
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for (int x = 0; x < 512; x++) {
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pulseClock_LJPRO(1);
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sdBuffer[x] = PINF;
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}
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myFile.write(sdBuffer, 512);
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}
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}
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void readData_U2(uint32_t startaddr, uint32_t endaddr)
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{
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for (uint32_t addr = startaddr; addr < endaddr; addr += 512) {
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for (int x = 0; x < 512; x++) {
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pulseClock_LJPRO(1);
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sdBuffer[x] = PINC;
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}
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myFile.write(sdBuffer, 512);
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}
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}
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// RDID
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// Manufacturer 0xC2
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// Memory Density 0x20
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// Device ID 0x15 [25L1605]/0x16 [25L3205]
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// REMS
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// Manufacturer 0xC2
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// Device ID 0x14 [25L1605]/0x15 [25L3205]
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void readID_U1() // Parallel Mode
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{
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CS1_LOW; // U1 LOW
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sendSerial_U1(0x9F); // RDID Command
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pulseClock_LJPRO(1);
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byte id0 = PINF; // 0xC2
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pulseClock_LJPRO(1);
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byte id1 = PINF; // 0x20
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pulseClock_LJPRO(1);
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byte id2 = PINF; // 0x15 [MX25L1605]/0x16 [MX25L3205]
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CS1_HIGH; // U1 HIGH
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// Flash ID
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sprintf(mnfID, "%02X", id0);
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sprintf(deviceID_str, "%02X%02X", id1, id2);
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// println_Msg(mnfID);
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// println_Msg(deviceID_str);
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// display_Update();
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if(strcmp(deviceID_str, "2015") == 0) { // MX25L1605
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ljproflash1found = 1;
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ljproflash1size = 2;
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display_Clear();
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println_Msg(F("U1 MX25L1605 FOUND"));
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display_Update();
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}
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else if (strcmp(deviceID_str, "2016") == 0) { // MX25L3205
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ljproflash1found = 1;
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ljproflash1size = 4;
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display_Clear();
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println_Msg(F("U1 MX25L3205 FOUND"));
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display_Update();
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}
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}
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void readID_U2() // Parallel Mode
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{
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CS2_LOW; // U2 LOW
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sendSerial_U2(0x9F); // RDID Command
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pulseClock_LJPRO(1);
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byte id0 = PINC; // 0xC2
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pulseClock_LJPRO(1);
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byte id1 = PINC; // 0x20
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pulseClock_LJPRO(1);
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byte id2 = PINC; // 0x15 [MX25L1605]/0x16 [MX25L3205]
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pulseClock_LJPRO(1);
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CS2_HIGH; // U2 HIGH
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// Flash ID
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sprintf(mnfID, "%02X", id0);
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sprintf(deviceID_str, "%02X%02X", id1, id2);
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// println_Msg(mnfID);
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// println_Msg(deviceID_str);
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// display_Update();
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if(strcmp(deviceID_str, "2015") == 0) { // MX25L1605
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ljproflash2found = 1;
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ljproflash2size = 2;
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println_Msg(F("U2 MX25L1605 FOUND"));
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display_Update();
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}
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else if (strcmp(deviceID_str, "2016") == 0) { // MX25L3205
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ljproflash2found = 1;
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ljproflash2size = 4;
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println_Msg(F("U2 MX25L3205 FOUND"));
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display_Update();
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}
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}
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//******************************************
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// READ ROM
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//******************************************
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void readROM_LJPRO()
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{
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createFolderAndOpenFile("LJPRO", "ROM", romName, "bin");
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// Little Jammer Pro PCB B1043-02A
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// Footprints for two 25L1605/25L3205 chips
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// Test carts only have one 25L1605 (2MB) installed
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// PCB could possibly install two 25L3205 chips (2x4MB = 8MB)
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// Set U1 FLASH to Parallel Mode
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CS1_LOW; // U1 LOW
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sendSerial_U1(0x55); // Parallel Mode
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CS1_HIGH; // U1 HIGH
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// Read ID
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readID_U1();
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// Set U2 FLASH to Parallel Mode
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CS2_LOW; // U2 LOW
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sendSerial_U2(0x55); // Parallel Mode
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CS2_HIGH; // U2 HIGH
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// Read ID
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readID_U2();
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// Read U1
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println_Msg(F("Reading U1..."));
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display_Update();
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CS1_LOW; // U1 LOW
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DDRF = 0x00; // U1 Data Input
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sendSerial_U1(0x03); // Read Array (Parallel)
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sendSerial_U1(0x00); // Address A23-A16
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sendSerial_U1(0x00); // Address A15-A8
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sendSerial_U1(0x00); // Address A7-A0
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readData_U1(0x000000, 0x200000);
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if (ljproflash1size == 4) { // 4MB
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readData_U1(0x200000, 0x400000);
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}
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CS1_HIGH; // U1 HIGH
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if (ljproflash2found) {
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// Read U2
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println_Msg(F("Reading U2..."));
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display_Update();
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CS2_LOW; // U2 LOW
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DDRC = 0x00; // U2 Data Input
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sendSerial_U2(0x03); // Read Array (Parallel)
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sendSerial_U2(0x00); // Address A23-A16
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sendSerial_U2(0x00); // Address A15-A8
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sendSerial_U2(0x00); // Address A7-A0
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readData_U2(0x000000, 0x200000);
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if (ljproflash2size == 4) { // 4MB
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readData_U2(0x200000, 0x400000);
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}
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CS2_HIGH; // U2 HIGH
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}
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myFile.close();
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printCRC(fileName, NULL, 0);
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println_Msg(FS(FSTRING_EMPTY));
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print_STR(press_button_STR, 1);
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display_Update();
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wait();
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}
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//******************************************
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// ROM SIZE
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//******************************************
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#if (defined(ENABLE_OLED) || defined(ENABLE_LCD))
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void printRomSize_LJPRO(int index)
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{
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display_Clear();
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print_Msg(FS(FSTRING_ROM_SIZE));
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println_Msg(LJPRO[index]);
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}
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#endif
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void setROMSize_LJPRO()
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{
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byte newljprosize;
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#if (defined(ENABLE_OLED) || defined(ENABLE_LCD))
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display_Clear();
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if (ljprolo == ljprohi)
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newljprosize = ljprolo;
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else {
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newljprosize = navigateMenu(ljprolo, ljprohi, &printRomSize_LJPRO);
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display.setCursor(0, 56); // Display selection at bottom
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}
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print_Msg(FS(FSTRING_ROM_SIZE));
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print_Msg(LJPRO[newljprosize]);
|
|
println_Msg(F("KB"));
|
|
display_Update();
|
|
delay(1000);
|
|
#else
|
|
if (ljprolo == ljprohi)
|
|
newljprosize = ljprolo;
|
|
else {
|
|
setrom:
|
|
String sizeROM;
|
|
for (int i = 0; i < (ljprohi - ljprolo + 1); i++) {
|
|
Serial.print(F("Select ROM Size: "));
|
|
Serial.print(i);
|
|
Serial.print(F(" = "));
|
|
Serial.print(LJPRO[i + ljprolo]);
|
|
Serial.println(F("KB"));
|
|
}
|
|
Serial.print(F("Enter ROM Size: "));
|
|
while (Serial.available() == 0) {}
|
|
sizeROM = Serial.readStringUntil('\n');
|
|
Serial.println(sizeROM);
|
|
newljprosize = sizeROM.toInt() + ljprolo;
|
|
if (newljprosize > ljprohi) {
|
|
Serial.println(F("SIZE NOT SUPPORTED"));
|
|
Serial.println(FS(FSTRING_EMPTY));
|
|
goto setrom;
|
|
}
|
|
}
|
|
Serial.print(F("ROM Size = "));
|
|
Serial.print(LJPRO[newljprosize]);
|
|
Serial.println(F("KB"));
|
|
#endif
|
|
EEPROM_writeAnything(8, newljprosize);
|
|
ljprosize = newljprosize;
|
|
}
|
|
|
|
void checkStatus_LJPRO()
|
|
{
|
|
EEPROM_readAnything(8, ljprosize);
|
|
if (ljprosize > ljprohi) {
|
|
ljprosize = 0; // default 2M
|
|
EEPROM_writeAnything(8, ljprosize);
|
|
}
|
|
|
|
#if (defined(ENABLE_OLED) || defined(ENABLE_LCD))
|
|
display_Clear();
|
|
println_Msg(F("LITTLE JAMMER PRO"));
|
|
println_Msg(FS(FSTRING_CURRENT_SETTINGS));
|
|
println_Msg(FS(FSTRING_EMPTY));
|
|
print_Msg(FS(FSTRING_ROM_SIZE));
|
|
print_Msg(LJPRO[ljprosize]);
|
|
println_Msg(F("MB"));
|
|
display_Update();
|
|
wait();
|
|
#else
|
|
Serial.print(FS(FSTRING_ROM_SIZE));
|
|
Serial.print(LJPRO[ljprosize]);
|
|
Serial.println(F("MB"));
|
|
Serial.println(FS(FSTRING_EMPTY));
|
|
#endif
|
|
}
|
|
#endif
|