History: usbd_drv_renesas20

This page describes all changes made to the usbd_drv_renesas20 package, USBD Low Level Driver for Renesas 20, since its release.

Version

2.12 (2020-04-02, 12:39):

• Receiving of OUT packets could get stuck if transfer was using multiple packets.

2.11 (2018-06-19, 13:36):

• Fixed sending of zero-length IN packet.
• Refactored to comply with coding standard rules.

2.10 (2018-06-04, 09:46):

• Fixed receiving of zero-length OUT packet: clearing buffer to prevent stopping of receiving.
• Sending through bulk endpoints could get stuck when device was disconnected.
• Refactoring to comply with coding standard rules.
• Added missing OAL_ISR_PRE/OAL_ISR_POST macros to the ISR.

2.9:

• Endless loop was fixed that occurred when USB cable was disconnected during receiving data.

2.8:

• Fixed hangup that occurred in big endian mode.
• Bus error was fixed which occurred in big endian and OTG mode when switched between host and device mode.
• Can be compiled and works on Renesas SH7xxx devices.

2.7:

• Implemented Big endian access.

2.6:

• Fixed sporadic hangup.

2.5:

• Register and interrupt initialization was moved to usbd_start to work in OTG mode.

2.4:

• USB VBUS detection added.

2.3:

• USB port used can be set in config file.
• configuration option for USB speed.

2.2:

• renamed to renesas20 (Renesas USB 2.0 USB device core).
• tested with SH7xxx and RX series.

2.1:

• new source tree.

1.1:

• initial revision.