参数资料
型号: ST7FLITE09Y0B3
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 8 MHz, MICROCONTROLLER, PDIP16
封装: 0.300 INCH, PLASTIC, DIP-16
文件页数: 25/115页
文件大小: 781K
代理商: ST7FLITE09Y0B3
ST7FLITE0
17/115
DATA EEPROM (Cont’d)
5.7 REGISTER DESCRIPTION
EEPROM CONTROL/STATUS REGISTER (EEC-
SR)
Read/Write
Reset Value: 0000 0000 (00h)
Bits 7:2 = Reserved, forced by hardware to 0.
Bit 1 = E2LAT
Latch Access Transfer
This bit is set by software. It is cleared by hard-
ware at the end of the programming cycle. It can
only be cleared by software if the E2PGM bit is
cleared.
0: Read mode
1: Write mode
Bit 0 = E2PGM
Programming control and status
This bit is set by software to begin the programming
cycle. At the end of the programming cycle, this bit
is cleared by hardware.
0: Programming finished or not yet started
1: Programming cycle is in progress
Note: if the E2PGM bit is cleared during the pro-
gramming cycle, the memory data is not guaran-
teed
Table 4. DATA EEPROM Register Map and Reset Values
70
0000
00
E2LAT E2PGM
Address
(Hex.)
Register
Label
765
4
321
0
0030h
EECSR
Reset Value
0
000
0
E2LAT
0
E2PGM
0
1
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