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UPD17P236M1 Fiches technique(PDF) 6 Page - NEC

No de pièce UPD17P236M1
Description  4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROLLER
PDF  32 Pages
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Fabricant  NEC [NEC]
Site Internet  http://www.nec.com/
Logo NEC - NEC

UPD17P236M1 Fiches technique(HTML) 6 Page - NEC

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µPD17P236
6
Data Sheet U14776EJ1V0DS00
BLOCK DIAGRAM
P0A0
P0A1
P0A2
P0A3
P0A
P0B0 (MD0)
P0B1 (MD1)
P0B2 (MD2)
P0B3 (MD3)
P0B
P0C0 (D4)
P0C1 (D5)
P0C2 (D6)
P0C3 (D7)
P0C
P0D0 (D0)
P0D1 (D1)
P0D2 (D2)
P0D3 (D3)
P0D
P0E0
P0E1
P0E2
P0E3
P0E
P1A0Note
P1A
RF
SYSTEM REG.
ALU
OSC
CPU Clock
REM
INT (VPP)
VDD
GND
XIN (CLK)
XOUT
Instruction
Decoder
Power
Supply
Circuit
Remote
Control
Divider
8-bit
timer
Interrupt
Controller
RESET
Reset
Controller
Program Counter
Stack (5 levels)
RAM
223
× 4 bits
One Time PROM
16,384
× 16 bits
Basic Interval/
Watchdog Timer
Note
Input port or output port is selected depending on the product (see 2. PIN FUNCTIONS).
Remark
( ): During PROM programming mode



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