Datasheet

SAM9G20
DS60001516A-page 276  2017 Microchip Technology Inc.
25.9 Power Management Controller (PMC) User Interface
Table 25-3: Register Mapping
Offset Register Name Access Reset
0x0000 System Clock Enable Register PMC_SCER Write-only –
0x0004 System Clock Disable Register PMC_SCDR Write-only –
0x0008 System Clock Status Register PMC _SCSR Read-only 0x03
0x000C Reserved – – –
0x0010 Peripheral Clock Enable Register PMC _PCER Write-only –
0x0014 Peripheral Clock Disable Register PMC_PCDR Write-only –
0x0018 Peripheral Clock Status Register PMC_PCSR Read-only 0x0
0x001C Reserved – – –
0x0020 Main Oscillator Register CKGR_MOR Read/Write 0x0
0x0024 Main Clock Frequency Register CKGR_MCFR Read-only 0x0
0x0028 PLL A Register CKGR_PLLAR Read/Write 0x3F00
0x002C PLL B Register CKGR_PLLBR Read/Write 0x3F00
0x0030 Master Clock Register PMC_MCKR Read/Write 0x0
0x0038 Reserved – – –
0x003C Reserved – – –
0x0040 Programmable Clock 0 Register PMC_PCK0 Read/Write 0x0
0x0044 Programmable Clock 1 Register PMC_PCK1 Read/Write 0x0
0x0048–0x005C Reserved – – –
0x0060 Interrupt Enable Register PMC_IER Write-only –
0x0064 Interrupt Disable Register PMC_IDR Write-only –
0x0068 Status Register PMC_SR Read-only 0x08
0x006C Interrupt Mask Register PMC_IMR Read-only 0x0
0x0070–0x007C Reserved – – –
0x0080 PLL Charge Pump Current Register PMC_PLLICPR Read/Write 0x0