BMSKTOPASA900(DCE) Toshiba, BMSKTOPASA900(DCE) Datasheet - Page 221

• Manufacturer Part Number: BMSKTOPASA900(DCE)
• Description: KIT STARTER TMPA900 USB JTAG
• Manufacturer: Toshiba
• Series: TOPASr
• Type: MCUr

Specifications of BMSKTOPASA900(DCE)

• Contents: Evaluation Board, Cable(s), Software and Documentation
• For Use With/related Products: TMPA900CMXBG
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

DMCSCLK
DMCSDQMx
DMCRASn
DMCCASn
DMCSCSn
DMCWEn
[31:15]
[14:0]
[Description]
a. <refresh_prd>
Bit
5.
The value of the refresh counter decrements from the value set in the dmc_refresh_prd_3
(the number of Memory clocks), and when the counter reaches zero, auto-refresh requests
are occured to external memory.
dmc_refresh_prd_3 (DMC Refresh Period Register)
−
refresh_prd
Symbol
Bit
Figure 3.10.3 Auto-refresh Cycles Operation Example
−
R/W
Type
TENTATIVE
TMPA900CM- 220
Undefined
0x0A60
Reset
Value
Auto-refresh cycles
Auto-refresh
Auto-refresh
→
Read undefined. Write as zero.
0x0000 to 0x7FFF
Auto-refresh cycle (number of memory clocks):
Description
Address = (0xF430_0000) + (0x0010)
TMPA900CM
2009-10-14