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P80C32EBAA датащи(PDF) 57 Page - NXP Semiconductors

номер детали P80C32EBAA
подробное описание детали  CMOS single-chip 8-bit microcontrollers
PDF  62 Pages
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производитель  PHILIPS [NXP Semiconductors]
домашняя страница  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

P80C32EBAA датащи(HTML) 57 Page - NXP Semiconductors

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Philips Semiconductors
Product specification
80C52/80C54/80C58
CMOS single-chip 8-bit microcontrollers
1996 Aug 16
27
80C54 ROM CODE SUBMISSION
When submitting ROM code for the 80C54, the following must be specified:
1. 16k byte user ROM data
2. 64 byte ROM encryption key
3. ROM security bits.
ADDRESS
CONTENT
BIT(S)
COMMENT
0000H to 3FFFH
DATA
7:0
User ROM Data
4000H to 401FH
KEY
7:0
ROM Encryption Key
FFH = no encryption
4020H
SEC
0
ROM Security Bit 1
0 = enable security
1 = disable security
4020H
SEC
1
ROM Security Bit 2
0 = enable security
1 = disable security
Security Bit 1: When programmed, this bit has two effects on masked ROM parts:
1. External MOVC is disabled, and
2. EA is latched on Reset.
Security Bit 2: When programmed, this bit inhibits Verify User ROM.
If the ROM Code file does not include the options, the following information must be included with the ROM code.
For each of the following, check the appropriate box, and send to Philips along with the code:
Security Bit #1:
V Enabled
V Disabled
Security Bit #2:
V Enabled
V Disabled
Encryption:
V No
V Yes
If Yes, must send key file.



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