BMSKTOPASA900(DCE) Toshiba, BMSKTOPASA900(DCE) Datasheet - Page 257

• 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

DMAC1 (AHB4) bus request
DMAC2 (AHB5) bus request
(Bus request from the bus matrix
CPU Data (AHB1) bus request
CPU Inst (AHB0) bus request
LCDC (AHB2) bus request
output of LCDDA2, USB)
AHB3 bus request
(a) Bus matrix
Priority of handling :① → ② → ③ → ④→⑤→⑥→⑦
1. Bus matrix of AHB0, AHB1, AHB2, AHB3, AHB4 and AHB5 supports
Round-Robin arbitration scheme.
The following diagram shows the priority of bus requests.
①
③
⑥
②
④
⑤
TENTATIVE
AHB0
handling
A dotted line is the point of handling end where bus is released.
TMPA900CM- 256
AHB1
handling
AHB2
handling
⑦
AHB3
handling
AHB4
handling
AHB5
handling
AHB0
handling
TMPA900CM
2009-10-14