1.80

HT46R62/HT46C62
Revision # 1.80

A/D with LCD Type 8-Bit MCU
Modifications made on October 31, 2013
In the Features and other related sections, for the HT46R62 device the 52-pin QFP
package was changed to 52-pin LQFP.

The Package Information sections was modified.
Revision # 1.70

Modifications made on February 14, 2006
The A/D Converter section was modified.
Revision # 1.60
Modifications made on July 14, 2005

A Technical Document section was added.

At the D.C. Characteristics section was modified.

At the A.C. Characteristics section, the tLVR was added.

The INTC (0BH) Register table, the Bit 7 function was modified.

In the Oscillator Configuration section, the System Oscillator diagram and note were
modified.

The TMRC (0EH) Register table, the TE function were modified.

The A/D Converter section was modified.

In the Application Circuits section, the entries for OSC3, OSC4 were modified.
Revision # 1.50

Modifications made on April 14, 2005
At the Features section, Pin Assignment and Package Information sections, 52-pin
QFP package was added.

A Note about the 52-pin QFP package was added at the LCD Driver Output section.
Revision # 1.40
Modifications made on December 8, 2004

At the D.C. Characteristics table, IOL2 and IOH2 entries were added.

At the Program Counter table, Program Memory diagram and other related sections,
the A/D Converter Interrupt entries were deleted.

At the Program Memory section, the Note below the diagram was modified, the
previous range of n from 0~F was changed to 0~7.

At the INTC0 Register table, the label and function description for Bit No. 7 was
modified.

At the A/D Converter section, the total number of selectable channels was changed
from eight to six.

At the RTCC register table, a "read only" function description for Bit No. 5 was added.

At the Options table, the segment output pin "SEG40" for LCD common selection was
changed to "SEG19".
Revision # 1.30

Modifications made on September 21, 2004
At the D.C. Characteristics table, the IDD3 Parameter, as well as Typ. and Max.
Conditions were modified.

At the table below the Application Circuits section, the entries of the column for
Crystal or Resonator were modified. A brief functional description for R1 was added at
the bottom portion of the table.
Revision # 1.20

Modifications made on May 5, 2004
The Product Title was modified from 8-Bit A/D with LCD Type MCU to A/D with LCD
Type 8-Bit MCU.

At the Block Diagram section, the TMR and TMRC portion of the diagram were
modified.

At the Pin Description table, the OSC1 to OSC4 entries for the I/O column were
modified.

At the D.C. Characteristics table, the Min. value for the RPH 3V was changed from
40k to 20k and the Max. value from 80k to 100k.

At the Functional Description, some of the Interrupt text contents were modified.

At the INTC Register table and other related sections, the Labels for for Bits 3 and 6
were changed from ET1 TO ETI and T0F to TF respectively.

At the RTCC register table, the Reset value for Bit 0~2 was changed from 0 to 1.
Revision # 1.10
Modifications made on February 3, 2004

At the Features section, seven more features or functions were added.

The Block Diagram was modified and the labels were changed from TMR0C, TMR0
and PFD0 to TMRC, TMR and PFD, respectively. This label change wherein 0 was
deleted applies to the other related sections as well.

At the D.C. Characteristics table, the VLVR values were changed,
Typ. from 3.2V to 3.0V, Max. 3.6V to 3.3V.

The Timer/Event Counter diagram was modified and the location as to where the
timer/event counter ends was changed from 7FH to FFH.

At the Input/Output Ports section, the Note of the last table was modified, particularly
the description for "M".

At the PWM section, two was changed to three 8-bit PWM registers.

At the Low Voltage Reset section, more text contents were added including two
diagrams.

At the Mask Option table, on the topic about PFD selection, a sentence was added
discussing if PA3 is set as PFD output.
Revision # 1.01

Modifications made on December 16, 2003
At the Instruction Set Summary and Instruction Definition sections, the missing
TABRDL [m] instructions were added back.
Revision # 1.00
This was posted on November 17, 2002
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