Renesas rl78 User Manual
RL78/G1A
CHAPTER 12 SERIAL ARRAY UNIT
R01UH0305EJ0200 Rev.2.00
511
Jul 04, 2013
(3) Processing flow (in single-transmission mode)
Figure 12-79. Timing Chart of UART Transmission (in Single-Transmission Mode)
SSmn
SEmn
SDRmn
TxDq pin
INTSTq
TSFmn
P SP
ST
ST
P SP
ST
P SP
STmn
Shift
register mn
Transmit data 1
Transmit data 2
Transmit data 3
Transmit data 3
Transmit data 2
Transmit data 1
Shift operation
Shift operation
Shift operation
Data transmission
Data transmission
Data transmission
Remark m: Unit number (m = 0, 1), n: Channel number (n = 0, 2), q: UART number (q = 0 to 2)
mn = 00, 02, 10
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