ST6200 STMICROELECTRONICS [STMicroelectronics], ST6200 Datasheet - Page 93

• Manufacturer Part Number: ST6200
• Description: 8-BIT MCUs WITH A/D CONVERTER, TWO TIMERS, OSCILLATOR SAFEGUARD & SAFE RESET
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

TRANSFER OF CUSTOMER CODE (Cont’d)
11.6.2 ROM VERSION
The ST6200C, 01C and 03C are mask pro-
grammed ROM version of ST62T00C, T01 and
T03C OTP devices.
They offer the same functionality as OTP devices,
selecting as ROM options the options defined in
the programmable option byte of the OTP version.
Figure 75. Programming Circuit
Note: ZPD15 is used for overvoltage protection
V
V
V
PP
DD
SS
5V
100nF
4.7µF
100nF
PROTECT
ZPD15
15V
VR02003
14V
ROM Readout Protection. If the ROM READOUT
PROTECTION option is selected, a protection
fuse can be blown to prevent any access to the
program memory content.
In case the user wants to blow this fuse, high volt-
age must be applied on the V
Figure 76. Programming wave form
4mA typ
14V typ
400mA
max
V
V
PP
15
10
PP
5
ST6200C/ST6201C/ST6203C
100 µs max
150 µs typ
0.5s min
PP
pin.
VR02001
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t
1