参数资料
型号: MC68HC05SB7
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 2.1 MHz, MICROCONTROLLER, PDSO28
封装: MO-150, SSOP-28
文件页数: 37/170页
文件大小: 2161K
代理商: MC68HC05SB7
August 27, 1998
GENERAL RELEASE SPECIFICATION
MC68HC05SB7
PERSONALITY EPROM
MOTOROLA
REV 2.1
16-1
SECTION 16
PERSONALITY EPROM
This section describes how to program the 64-bit personality EPROM (PEPROM).
Figure 16-1 shows the structure of the bit programmable PEPROM subsystem.
Figure 16-1. Personality EPROM
PEPROM STATUS/CONTROL REGISTER
SINGLE
SENSE
AMPLIFIER
PED
A
T
A
0
PEPGM
PEPRZF
8-TO-1 COLUMN DECODER
AND MULTIPLEXER
8-TO-1 ROW DECODER
AND MULTIPLEXER
COL
0
COL
1
COL
2
COL
3
COL
4
COL
5
COL
6
COL
7
ROW 0
ROW 1
ROW 2
ROW 3
ROW 4
ROW 5
ROW 6
ROW 7
VPP SWITCH
PEPROM SELECT REGISTER
0
PEB5
PEB4
PEB3
PEB2
PEB1
PEB0
ROW ZERO
DECODER
INTERNAL DATA BUS
IRQ/VPP
RESET
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