Samsung S3C6400X User Manual page 939

S3C6400X RISC MICROPROCESSOR
MAXIMUM CURRENT CAPABILITIES REGISTER
These registers indicate maximum current capability for each voltage. The value is meaningful if Voltage Support
is set in the Capabilities register. If this information is supplied by the Host System via another method, all
Maximum Current Capabilities register will be 0.
Register
MAXCURR0 0x7C200048
MAXCURR1 0x7C300048
MAXCURR2 0x7C400048
Name Bit
[31:24]
[23:16]
[15:8]
[7:0]
This register measures current in 4mA steps. Each voltage level's current support is described using the Table
below.
Register Value
Address R/W
HWInit
HWInit
HWInit
Reserved
Maximum Current for 1.8V (HWInit)
Maximum Current for 3.0V (HWInit)
Maximum Current for 3.3V (HWInit)
0
1
2
3
...
255
Maximum Current Value Definition
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
Specifications and information herein are subject to change without notice.
Description
Maximum Current Capabilities Register
(Channel 0)
Maximum Current Capabilities Register
(Channel 1)
Maximum Current Capabilities Register
(Channel 2)
Description
Current Value
Get information via another method
4mA
8mA
12mA
...
1020mA
HSMMC CONTROLLER
Reset Value
0x0
0x0
0x0
Initial Value
0
0
0
27-63