Datasheet

RL78/G14 2. ELECTRICAL SPECIFICATIONS (A, D: TA = -40 to +85 C)
R01DS0053EJ0200 Rev. 2.00 Page 71 of 187
Oct 25, 2013
UART mode connection diagram (during communication at same potential)
UART mode bit width (during communication at same potential) (reference)
Remark 1. q: UART number (q = 0 to 3), g: PIM and POM number (g = 0, 1, 5, 14)
Remark 2. fMCK: Serial array unit operation clock frequency
(Operation clock to be set by the CKSmn bit of serial mode register mn (SMRmn). m: Unit number,
n: Channel number (mn = 00 to 03, 10 to 13))
RL78 microcontroller
TxDq
RxDq
User’s device
Rx
Tx
Baud rate error tolerance
TxDq
RxDq
High-/Low-bit width
1/Transfer rate