NEC UPD98413 User Manual page 190

(20) Transmit FIFO threshold register2 (FTHT2)
The FTHT2 register sets the threshold of the transmit FIFO.
Register
Name
Port0:
FTHT2 0068 H
31 30 29 28
15 14 13 12
Reserved
Bit Field
D31-D9 Reserved Set to 0.
D8-D0
PINI[7:0] Sets the initial number of bytes when uPD98413 start to transmit the POS packet.
The uPD98413 start to transmit the data when either the number of words (32-bit
width) stored in the transmit FIFO exceeds this field or a complete packet is stored
in the FIFO.
190
CHAPTER 5 REGISTERS
Address
Port1: Port2: Port3:
0468 H 0868 H 0C68 H
27 26 25 24
Reserved
11 10 9 8
PRELIMINARY
Access Default
R/W 00000010 H
23 22 21 20
7 6 5 4
PINI[7:0]
Function
19 18 17 16
3 2 1 0
Default
0
10 H
NEC confidential and Proprietary