HD6417615 Hitachi Semiconductor, HD6417615 Datasheet - Page 724

• Manufacturer Part Number: HD6417615
• Description: Hardware Manual
• Manufacturer: Hitachi Semiconductor

17.1
The Hitachi user debug interface (H-UDI) provides data transfer and interrupt request functions.
The H-UDI performs serial transfer by means of external signal control.
17.1.1
The H-UDI has the following features conforming to the IEEE 1149.1 standard.
The H-UDI has seven instructions.
This chip does not support test modes other than bypass mode.
Five test signals (TCK, TDI, TDO, TMS, and TRST)
TAP controller
Instruction register
Data register
Bypass register
Bypass mode
Test mode conforming to IEEE 1149.1
EXTEST mode
Test mode corresponding to IEEE1149.1.
SAMPLE/PRELOAD mode
Test mode corresponding to IEEE1149.1.
CLAMP mode
Test mode corresponding to IEEE1149.1.
HIGHZ mode
Test mode corresponding to IEEE1149.1.
IDCODE mode
Test mode corresponding to IEEE1149.1.
H-UDI interrupt
H-UDI interrupt request to INTC
Section 17 Hitachi User Debug Interface (H-UDI)
Overview
Features
713