Flash Memory (Ic6); Dynamic Ram (Ic4) - Panasonic KX-FP365CX Service Manual

KX-FP365CX / KX-FM388CX
NO. SIGNAL
114 XRESETI
115 WDERR
116 THDAT
117 THCLK
118 THLAT
119 STBNP
120 RM0/IOP
121 RM1/IOP
122 RM2/IOP
123 RM3/IOP
124 RXE/IOP
125 TMO
126 VDD (2.5V)
127 VSS
128 TM1/IOP
129 TM2/IOP
130 TM3/IOP
131 TXE/IOP
132 KSTART
133 KLATCH
134 KSCLK
135 KTXD
136 KRXD
137 FMEMCLK/IOP
138 FMEMDI/IOP
139 ADSEL1
140 VDDA (2.5V)
141 VREFB
142 VCL
143 VREFT
144 VSSA
6.3.4.

Flash Memory (IC6)

This 512KB ROM (FLASH MEMORY) carries a common area of 32KB and bank areas which each have 8KB (BK4~BK63). The
addresses from 0000H to 7FFFH are for the common area and from 8000H to 9FFFH are for the bank areas.
6.3.5.

Dynamic RAM (IC4)

The DRAM serves as CPU and receives memory.
The address is F200H~F3FFH (DRAM access window 1) and F600H~F7FFH (DRAM access window 2).
I/O POWER SUPPLIED
VOLTAGE
I 3.3V
O 3.3V
O 3.3V
O 3.3V
O 3.3V
I 0V
O 3.3V
I/O 3.3V
I/O 3.3V
I/O 3.3V
O 3.3V
O 3.3V
-----
GND
O 3.3V
O 3.3V
O 3.3V
O 3.3V
O 3.3V
O 3.3V
O 3.3V
O 3.3V
I 3.3V
O 3.3V
O 3.3V
O 3.3V
2.5V
A 3.3V
A 3.3V
A 3.3V
GND
20
DESCRIPTION
RESET INPUT
WATCHED ERROR OUTPUT SIGNAL
RECORDED IMAGE OUTPUT (XTHDAT)
CLOCK OUTPUT FOR DATA TRANSFER (XTHCLK)
PULSE OUTPUT FOR DATA LATCH (XTHLAT)
INPUT PORT (NOT USED)
RX MOTOR A PHASE
RX MOTOR B PHASE
RX MOTOR /A PHASE
RX MOTOR /B PHASE
RX MOTOR ENABLE
TX MOTOR A PHASE
POWER SOURCE (+2.5V)
POWER SOURCE (GND)
TX MOTOR B PHASE
TX MOTOR /A PHASE
TX MOTOR /B PHASE
TX MOTOR ENABLE
OPERATION PANEL CONTROL
OPERATION PANEL CONTROL
OPERATION PANEL CONTROL
OPERATION PANEL CONTROL
OPERATION PANEL CONTROL
OUTPUT PORT (OP RESET)
OUTPUT PORT (SP MUTE)
CHANNEL SELECT SIGNAL FOR AIN2
POWER SOURCE (ANALOG +2.5V)
A/D CONVERTER'S ZERO STANDARD VOLTAGE
OUTPUT
ANALOG PART STANDARD VOLTAGE SIGNAL
A/D CONVERTER'S FULL SCALE VOLTAGE OUTPUT
POWER SOURCE (ANALOG GND)