Datasheet

SAM9G45 [DATASHEET]

Atmel-6438O-ATARM-SAM9G45-Datasheet_08-Dec-15

898

38.5 Image Sensor Interface (ISI) User Interface

Note: Several parts of the ISI controller use the pixel clock provided by the image sensor (ISI_PCK). Thus the user must first program

the image sensor to provide this clock (ISI_PCK) before programming the Image Sensor Controller.

Table 38-9. Register Mapping

Offset Register Name Register Access Reset Value

0x00 ISI Configuration 1 Register ISI_CFG1 Read/Write 0x00000000

0x04 ISI Configuration 2 Register ISI_CFG2 Read/Write 0x00000000

0x08 ISI Preview Size Register ISI_PSIZE Read/Write 0x00000000

0x0C ISI Preview Decimation Factor Register ISI_PDECF Read/Write 0x00000010

0x10 ISI CSC YCrCb To RGB Set 0 Register ISI_Y2R_SET0 Read/Write 0x6832cc95

0x14 ISI CSC YCrCb To RGB Set 1 Register ISI_Y2R_SET1 Read/Write 0x00007102

0x18 ISI CSC RGB To YCrCb Set 0 Register ISI_R2Y_SET0 Read/Write 0x01324145

0x1C ISI CSC RGB To YCrCb Set 1 Register ISI_R2Y_SET1 Read/Write 0x01245e38

0x20 ISI CSC RGB To YCrCb Set 2 Register ISI_R2Y_SET2 Read/Write 0x01384a4b

0x24 ISI Control Register ISI_CTRL Write-only –

0x28 ISI Status Register ISI_STATUS Read-only 0x00000000

0x2C ISI Interrupt Enable Register ISI_INTEN Write-only –

0x30 ISI Interrupt Disable Register ISI_INTDIS Write-only –

0x34 ISI Interrupt Mask Register ISI_INTMASK Read-only 0x00000000

0x38 DMA Channel Enable Register DMA_CHER Write-only –

0x3C DMA Channel Disable Register DMA_CHDR Write-only –

0x40 DMA Channel Status Register DMA_CHSR Read-only 0x00000000

0x44 DMA Preview Base Address Register DMA_P_ADDR Read/Write 0x00000000

0x48 DMA Preview Control Register DMA_P_CTRL Read/Write 0x00000000

0x4C DMA Preview Descriptor Address Register DMA_P_DSCR Read/Write 0x00000000

0x50 DMA Codec Base Address Register DMA_C_ADDR Read/Write 0x00000000

0x54 DMA Codec Control Register DMA_C_CTRL Read/Write 0x00000000

0x58 DMA Codec Descriptor Address Register DMA_C_DSCR Read/Write 0x00000000

0x5C–0xE0 Reserved – – –

0xE4 Write Protection Control Register ISI_WPCR Read/Write 0x00000000

0xE8 Write Protection Status Register ISI_WPSR Read-only 0x00000000

0xEC–0xF8 Reserved – – –

0xFC Reserved – – –