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(36) Receive FIFO threshold register (FTHR)
The FTHR register sets the threshold of the receive FIFO.
Register
Name
Port0:
FTHR
00A8 H
31
30
29
28
15
14
13
12
Reserved
Bit
Field
D31-D8
Reserved
Set to 0.
D7-
D0
PINI[7:0]
Sets the initial number of words (32-bit width) when uPD98413 start to send the
received POS packet to the POS device via receive POS interface. The uPD98413
start to send the data when either the number of words (32-bit width) stored in the
receive FIFO exceeds this field or a complete packet is stored in the FIFO.
CHAPTER 5 REGISTERS
Address
Port1:
Port2:
Port3:
04A8 H
08A8 H
0CA8 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
NEC confidential and Proprietary
19
18
17
16
3
2
1
0
Default
0
10H
207
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