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4.2.9
General Peripherals
The location in the memory map for the following peripherals can be found in
Memory Map" on page
("Peripheral Bus" on page
4.2.9.1
Seven-Segment LED Devices
There are two seven-segment LED devices on the IQ80315 CRB. The address location for these
devices is located in
LEDs, except to indicate a failure condition. The devices default to "off" when the IQ80315 is
powered up.
4.2.9.2
Product Code Register
The product code register is a location inside the CPLD that holds the product identification for the
IQ80315 CRB. The register read back 1 for a IQ80315 CRB.
4.2.9.3
Board Revision Register
The board revision register is a location inside the CPLD that holds the stepping of the IQ80315
CRB.
4.2.9.4
CPLD Firmware Revision Register
The CPLD F/W Revision Register is a location inside the CPLD that indicates the version of
firmware that is currently programmed into the CPLD.
4.2.9.5
Rotary Switch Register
The 16-position rotary switch can be read to indicate the current position of the rotary switch. The
rotary switch is not used by RedBoot, but it can be tested under the RedBoot diagnostics menu. The
rotary switch can be utilized to choose different boot flavors on power-up.
4.2.9.6
Electronic Serial Number(s)
The IQ80315 CRB has two DS2401 devices that each contain a unique serial number. These are
not accessed by RedBoot. The diagnostic menu currently does not support reading the serial
number devices.
4.2.9.7
Battery Status Register
The battery status register can be read from the RedBoot diagnostic menu.
®
Intel
IQ80315 I/O Processor Evaluation Platform Board Manual
®
Intel
40). The description of these peripherals can be found in
17).
Table 15 ("System Memory Map" on page
IQ80315 I/O Processor Evaluation Platform
40). RedBoot does not use the
Table 15 ("System
Section 2.7
47
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