MC68HC708XL36 FREESCALE [Freescale Semiconductor, Inc], MC68HC708XL36 Datasheet - Page 37
MC68HC708XL36
Manufacturer Part Number
MC68HC708XL36
Description
HCMOS Microcontroller Unit
Manufacturer
FREESCALE [Freescale Semiconductor, Inc]
Datasheet
1.MC68HC708XL36.pdf
(376 pages)
- Current page: 37 of 376
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EPROM Control Register
3-epm36k_b
MOTOROLA
Address:
The EPROM control register controls EPROM programming.
ELAT — EPROM Latch Control Bit
EPGM — EPROM Program Control Bit
Reset:
Read:
Write:
This read/write bit latches the address and data buses for
programming the EPROM. Clearing ELAT also clears the EPGM bit.
EPROM data cannot be read when ELAT is set.
This read/write bit applies the programming voltage from the
IRQ1/V
must be set already. The STOP instruction clears the EPGM bit.
Reset also clears EPGM.
Freescale Semiconductor, Inc.
For More Information On This Product,
1 = Buses configured for EPROM programming
0 = Buses configured for normal operation
1 = EPROM programming power switched on
0 = EPROM programming power switched off
$FE07
Bit 7
R
0
PP
Figure 1. EPROM Control Register (EPMCR)
Go to: www.freescale.com
pin to the EPROM. To write to the EPGM bit, the ELAT bit
= Unimplemented
6
0
0
EPROM
5
0
0
R = Reserved
4
0
0
3
0
0
ELAT
2
0
EPROM Control Register
MC68HC708XL36
1
0
0
EPROM
EPGM
Bit 0
0
37
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