Codec Services: Difference between revisions
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heres da hints |
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== Touchscreen == | |||
The touchscreen is the SPI [[SPI_Registers#SPI_NEW_CNT|device number 3]], so it uses the [[SPI_Services|0x10142XXX]] SPI registers. It is initialized by issuing the following SPI commands: | |||
spi_select_reg(3, 0x67); | |||
spi_offset_mask(3, 0x26, 0x80, 0x80); | |||
spi_select_reg(3, 0x67); | |||
spi_offset_mask(3, 0x24, 0, 0x80); | |||
spi_select_reg(3, 0x67); | |||
spi_offset_mask(3, 0x25, 0x10, 0x3C); | |||
=MIC Codec "cdc:MIC"= | =MIC Codec "cdc:MIC"= | ||
Revision as of 14:19, 6 April 2016
HID Codec "cdc:HID"
| Command Header | Description |
|---|---|
| 0x00010000 | GetTouchData |
| 0x00020000 | Initialize |
| 0x00030000 | Finalize |
Touchscreen
The touchscreen is the SPI device number 3, so it uses the 0x10142XXX SPI registers. It is initialized by issuing the following SPI commands:
spi_select_reg(3, 0x67); spi_offset_mask(3, 0x26, 0x80, 0x80); spi_select_reg(3, 0x67); spi_offset_mask(3, 0x24, 0, 0x80); spi_select_reg(3, 0x67); spi_offset_mask(3, 0x25, 0x10, 0x3C);
MIC Codec "cdc:MIC"
| Command Header | Description |
|---|
CSN Codec "cdc:CSN"
| Command Header | Description |
|---|
DSP Codec "cdc:DSP"
| Command Header | Description |
|---|
Legacy Codec "cdc:LGY"
| Command Header | Description |
|---|
CHK Codec "cdc:CHK"
| Command Header | Description |
|---|