Renesas RL78 Series User Manual page 424

RL78/G1D
Figure 13-24. Example of Contents of Registers for Master Transmission of 3-Wire Serial I/O
(e) Serial output enable register m (SOEm) ... Sets only the bits of the target channel to 1.
15 14
SOEm
0 0
(f) Serial channel start register m (SSm) ... Sets only the bits of the target channel to 1.
15 14
SSm
0 0
Remarks 1. m: Unit number (m = 0, 1), n: Channel number (n = 0 for m = 0, n = 0, 1 for m = 1),
p: CSI number (p = 00, 20, 21), mn = 00, 10, 11
2. : Setting disabled (set to the initial value)
×: Bit that cannot be used in this mode (set to the initial value when not used in any mode)
0/1: Set to 0 or 1 depending on the usage of the user
R01UH0515EJ0120 Rev.1.20
Dec 16, 2016
(CSI00, CSI20, CSI21) (2/2)
13 12 11 10 9
0 0 0 0 0
13 12 11 10 9
0 0 0 0 0
CHAPTER 13 SERIAL ARRAY UNIT
8 7 6 5 4
0 0 0 0 0
8 7 6 5 4
0 0 0 0 0
3 2 1 0
SOEm3 SOEm2 SOEm1 SOEm0
0/1 0/1 0/1 0/1
3 2 1 0
SSm3 SSm2 SSm1 SSm0
0/1 0/1 0/1 0/1
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