Renesas rl78 User Manual
RL78/G1A
CHAPTER 12 SERIAL ARRAY UNIT
R01UH0305EJ0200 Rev.2.00
549
Jul 04, 2013
Figure 12-103. Example of Contents of Registers for Address Field Transmission of Simplified I
2
C (IIC00, IIC01,
IIC10, IIC11, IIC20, IIC21) (2/2)
(e) Serial output enable register m (SOEm)
15
14
13
12
11
10
9 8 7 6 5 4 3 2 1 0
SOEm
0
0
0
0
0
0
0
0
0
0
0
0
SOEm3
0/1
Note
SOEm2
0/1
Note
SOEm1
0/1
SOEm0
0/1
SOEmn = 0 until the start condition is generated, and SOEmn =
1 after generation.
1 after generation.
(f) Serial channel start register m (SSm) … Sets only the bits of the target channel is 1.
15
14
13
12
11
10
9 8 7 6 5 4 3 2 1 0
SSm
0
0
0
0
0
0
0
0
0
0
0
0
SSm3
0/1
Note
SSm2
0/1
Note
SSm1
0/1
SSm0
0/1
SSmn = 0 until the start condition is generated, and SSmn = 1
after generation.
after generation.
Note Unit 0 only
Remarks 1. m: Unit number (m = 0, 1), n: Channel number (n = 0 to 3), r: IIC number (r = 00, 01, 10, 11, 20, 21),
mn = 00 to 03, 10, 11
2.
: Setting disabled (set to the initial value)
0/1: Set to 0 or 1 depending on the usage of the user