Read Panasonic KX-DT301X Service Manual online
20
KX-DT301X / KX-DT301X-B
11 Exploded View and Replacement Parts List
11.1. IC3 (USB Coontroller)
Pin No.
Pin Name
I/O
Function
Operation
1
CS
I
Chip select
H:Inactive, L:Active
2
RD
I
Read
H:Inactive, L:Active
3
WR/SK
I
MICROWIRE shift clock
-
4
INTR
O
Interrupt
H:Inactive, L:Active
5
DRQ
O
DMA Request
H:Active, L:Inactive
6
DACK
I
DMA Acknowledge
H:Inactive, L:Active
7
A0/ALE/SI
I
MICROWIRE serial input
-
8
D0/SO
O
MICROWIRE serial output
-
9
D1
I/O
Data bus line 1
-
10
D2
I/O
Data bus line 2
-
11
D3
I/O
Data bus line 3
-
12
D4
I/O
Data bus line 4
-
13
D5
I/O
Data bus line 5
-
14
D6
I/O
Data bus line 6
-
15
D7
I/O
Data bus line 7
-
16
RESET
I
Reset H:Inactive,
L:Active
17
AGND
-
Analog ground
-
18
V3.3
-
Transceiver 3.3V voltage supply
-
19
D+
I/O
USB D+ upstream port
-
20
D-
I/O
USB D- upstream port
-
21
GND
-
Digital ground
-
22
Vcc
-
Digital power supply
-
23
GND
-
Digital ground
-
24
MODE1
I
Interface mode
MODE1-0=00:
Non-multiplexed parallel interface mode
MODE1-0=01:
Multiplexed parallel interface mode
MODE1-0=10:
MICROWIRE interface mode
MODE1-0 = 11:Reserved
Non-multiplexed parallel interface mode
MODE1-0=01:
Multiplexed parallel interface mode
MODE1-0=10:
MICROWIRE interface mode
MODE1-0 = 11:Reserved
25
MODE0
I
Interface mode
26
XIN
I
Crystal oscillator input
-
27
XOUT
O
Crystal oscillator output
-
28
CLKOUT
O
Clock output
-
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