Datasheet

V850ES/JG3 CHAPTER 5 BUS CONTROL FUNCTION
R01UH0015EJ0300 Rev.3.00 Page 155 of 870
Sep 30, 2010
(2) Byte access (8 bits)
(a) 16-bit data bus width
<1> Access to even address (2n) <2> Access to odd address (2n + 1)
7
0
7
0
Byte data
15
8
External data
bus
2n
Address
7
0
7
0
15
8
2n + 1
Address
Byte data External data
bus
(b) 8-bit data bus width
<1> Access to even address (2n) <2> Access to odd address (2n + 1)
7
0
7
0
2n
Address
Byte data External data
bus
7
0
7
0
2n + 1
Address
Byte data External data
bus