DSM/ECU/MH6111 Mem Map: Difference between revisions
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| Line 156: | Line 156: | ||
|- | |- | ||
|0xCEFF||Start Vector (Entry Point) | |0xCEFF||Start Vector (Entry Point) | ||
|- | |||
|0xD03E||Reset | |0xD03E||Reset | ||
|} | |} | ||
Revision as of 22:01, 4 October 2021
| Start | End | Area |
|---|---|---|
| 0x0000 | 0x003F | RAM - Registers |
| 0x0040 | 0x01BE | RAM - Heap |
| 0x01BF | 0x7FFF | RAM - Stack |
| 0x8000 | 0xBFFF | ??ROM?? |
| 0xC000 | 0xFFDF | ROM |
| 0xFFE0 | 0xFFFE | ROM - Vector Table |
RAM
Registers
0x0000 - 0x003F
| Address | Name | Description |
|---|---|---|
| 0x0000 | DDRA | Port A Data Direction Register |
| 0x0001 | DDRB | Port B Data Direction Register |
| 0x0002 | PORTA | Port A |
| 0x0003 | PORTB | Port B |
| 0x0004 | DDRC | Port C Data Direction Register |
| 0x0005 | DDRD | Port D Data Direction Register |
| 0x0006 | PORTC | Port C |
| 0x0007 | PORTD | Port D |
| 0x0008 | T1_CSR | Timer 1 Control Status Register |
| 0x0009:0x000A | T1T2_CLK | Timer 1 & 2 free running counter |
| 0x000B:0x000C | T1_OCR | Timer 1 Output Compare Register |
| 0x000D:0x000E | T1_ICR | Timer 1 Input Capture Register |
| 0x000F | PORTC_SCR | Port C status and control register |
| 0x0010 | SCI_BAUD | Serial communication rate and mode control register |
| 0x0011 | SCI_SCR | Serial communication status and control register |
| 0x0012 | SCI_RX | SCI data read register |
| 0x0013 | SCI_TX | SCI data write register |
| 0x0014 | RAM_CTL | RAM control register / battery saving status register |
| 0x0015 | DDRE | Port E Direction Register |
| 0x0016 | PORTE | Port E |
| 0x0017 | ||
| 0x0018 | T2_CSR | Timer 2 Control Status Register |
| 0x0019:0x001A | T3_CSR | Timer 3 Control Status Register |
| 0x001B:0x001C | T2_OCR | Timer 2 Output Compare Register |
| 0x001D:0x001E | T2_ICR | Timer 2 Input Capture Register |
| 0x001F | ADC_CTL | Analog-Digital Converter Control Register |
| 0x0020 | ADC_DATA | Analog-Digital Converter Data |
| 0x0021 | ||
| 0x0022 | ||
| 0x0023 | ||
| 0x0024 | PA_CTL | Pulse accumulator Control Register |
| 0x0025 | PA_CNT | Pulse accumulator Counter |
| 0x0026 | RTI_CTL | Real Time Interrupt Control Register |
| 0x0027 | RTI_FREQ | Real Time Interrupt Frequency |
| 0x0028 | Skipped? | |
| 0x0029:0x002A | T3_clock1 | Timer 3 Readable counter 1 |
| 0x002B:0x002C | T3_OCR | Timer 3 Output Compare Register |
| 0x002D:0x002E | T3_clock2 | Timer 3 Readable counter 2 |
| 0x002F | PORTF | Port F |
| 0x0030 | CONF_RES | Stores status of configuration resistors |
| 0x0031 | ||
| 0x0032 | ||
| 0x0033 | ||
| 0x0034 | ||
| 0x0035 | ||
| 0x0036 | ||
| 0x0037 | ||
| 0x0038 | ||
| 0x0039 | ||
| 0x003A | ||
| 0x003B | ||
| 0x003C | ||
| 0x003D | ||
| 0x003E | ||
| 0x003F |
Memory
0x0040 - 0x01BE
Stack
0x01BF-0x7FFF
ROM
0xC000 - 0xFFDF
| Address | Description |
|---|---|
| 0xCEFF | Start Vector (Entry Point) |
| 0xD03E | Reset |
Interrupt Vector Table
0xFFE0 - 0xFFFE
| Address | Description |
|---|---|
| 0xFFE0 | Serial Rx Interrupt |
| 0xFFE2 | (Soft reset) |
| 0xFFE4 | Real-time Interrupt |
| 0xFFE6 | (Soft reset) |
| 0xFFE8 | (Soft reset) |
| 0xFFEA | (Soft reset) |
| 0xFFEC | Output Compare Interrupt 3 |
| 0xFFEE | Output Compare Interrupt 2 |
| 0xFFF0 | Output Compare Interrupt 1 |
| 0xFFF2 | (Soft reset) |
| 0xFFF4 | Input Capture Interrupt 2 |
| 0xFFF6 | Input Capture Interrupt 1 |
| 0xFFF8 | (Soft reset) |
| 0xFFFA | (Soft reset) |
| 0xFFFC | Failure Interrupt |
| 0xFFFE | System Reset (Points to 0xCEFF) |