Add camera/CSI circuit, include second switch that is part of the audio+camera DPDT for killing both simultaneously, level shifters used for camera's I/O that requires it, footprints for a 1.8V LDO which may be used by DVDD will be included
by
Eric Kuzmenko
6 years 5 months
Add bypass caps to logic gates used with the W_DISABLE and the 9-axis IMU's INT pins
by
Eric Kuzmenko
6 years 5 months
Replace ICM-20948 IMU with the LSM90S1, replace RPR-0521RS prox+ambient light sensor with the VCNL4040
by
Eric Kuzmenko
6 years 5 months
Nearly complete the LCD/DSI and cap-touch schematic, add notes from the display's datasheet regarding the various pin assignments, add component property information for the 39-pin DSI clamshell connector
by
Eric Kuzmenko
6 years 5 months
Add LCD display's 22.4V (@40mA) LED backlight driver/boost converter IC circuit (PAM2841), selected the rectifying/schottky diode (SS14), and set the OVP to 37.6V as found on the IC's EVB
by
Eric Kuzmenko
6 years 5 months
Modify the boot config/boot mode pins and switch such that only eMMC and USB (serial downloader) are boot options due to the uSD being attached to the USB<->SD bridge chip, add OV5460 notes about using the internal DVDD 1.5V regulator
by
Eric Kuzmenko
6 years 5 months
Add smart card circuit using the SEC1110 USB to ISO/IEC 7816 bridge chip, include ID-0001/2FF/mini-SIM socket connector selection informatino (1010027182)
by
Eric Kuzmenko
6 years 5 months
Add Prolific MA8627 USB hub + SDIO bridge chip and use it in place of the USB2660, SD interface used with the uSD (not WLAN)
by
Eric Kuzmenko
6 years 5 months