Fujitsu MB86R02 Jade-D Hardware Manual page 761

MB86R02 'Jade-D' Hardware Manual V1.64
Transmission only mode (TXDIS = 0 and RXDIS = 1)
TXDIS = 0 and RXDIS = 1
18 word X 32 bit
W
18 word X 32 bit
R
With setting TXDIS = 0 and RXDIS = 1 of CNTREG register, the mode becomes transmission only
mode which operates in 36 word × 32 bit transmission FIFO, and reception is not performed.
27-34
FIFO
R
W
Figure 27-7 Transmission only mode data flow
SWITCH
To RXFDAT register
From reception pin
From TXFDAT register
To transmission pin