Freescale Semiconductor MC68HC08KH12 User Manual
Page 25
MC68HC(7)08KH12
—
Rev. 1.1
Advance Information
Freescale Semiconductor
25
•
Full Universal Serial Bus Specification 1.1 Composite HUB with
Embedded
1
Functions:
–
1
×
12MHz Upstream Port
–
4
×
12MHz/1.5MHz Downstream Ports
–
1
×
Hub Control Endpoint (Endpoint0) with 8 byte transmit
buffer and 8 byte receive buffer
–
1
×
Hub Interrupt Endpoint (Endpoint1) with 1 byte transmit
buffer
–
1
×
Device Control Endpoint (Endpoint0) with 8 byte transmit
buffer and 8 byte receive buffer
–
Device Interrupt Endpoints (Endpoint1 and Endpoint2) share
with 8 byte transmit buffer
•
On-chip 3.3V regulator for USB Transceiver
•
System Protection Features
–
Optional Computer Operating Properly (COP) Reset
–
Illegal Opcode Detection with Optional Reset
–
Illegal Address Detection with Optional Reset
•
Master Reset Pin with Internal Pullup and Power-On Reset
•
An External Asynchronous Interrupt Pin with Internal Pullup
(IRQ1)
•
64-pin plastic quad flatpack (QFP) package
1. Embedded device supports only bulk and interrupt transfers, and does not support
isochronous transfers.