tc83230-0021 TOSHIBA Semiconductor CORPORATION, tc83230-0021 Datasheet - Page 12

• Manufacturer Part Number: tc83230-0021
• Description: Single-chip Cmos Lsi For Calculators With Printers
• Manufacturer: TOSHIBA Semiconductor CORPORATION

(3)
Explanation of lock keys
[0, 1, 2, 3]..............
[4, 6, A]
[CUT, UP] ............ Rounds-off in CUT mode; rounds-up in UP mode; when no specification is made,
[NP] ...................... Switches between print and non print mode. In non-print mode, disables all
[IC+]......................
[IC±]
[S] ......................... If an operation is performed by the [=] or [%] key in auto accumulation calculation
[GT] ...................... In grand total mode, adds the total register to the GT register by the [*] key.
[
[TIME].................. When the [TIME] lock key is on, displays the time.
[
[TMR] ................... When the [TMR] lock key is on, auto power-off functions. (after approx. 10
[14]........................ Valid when the [
[
[ CLOCK ] ............. When [ CLOCK ] lock key is off, CLOCK function is operatable. In this case, [ON
10/
B/ ].................... Prints in single color when selecting B on is specified for the printer (M-42V); in
T/ ] .................... When the [
L
R
12
].................. Valid when the [14] lock key is off; selects 10 digits display and printer when the
Sets the specified decimal point. If no specification, floating is set.
When processing floating point data, the operation result is zero-shifted.
When A mode is specified, key-entered data are multiplied by 1/100 only when the
key-entered numerical value is used for addition/subtraction or memory
addition/subtraction. If the [/] key is pressed during data entry, A mode is invalid.
The operation result is treated the same as the specified decimal point, 2.
half-adjusts. When a decimal point is specified, the digit (s) in the subsequent
decimal place is (are) half-adjusted, rounded-off, or rounded-up (??). If floating
point is specified, the value of the least significant digits which cannot be displayed
is rounded off.
printing except [­] or [#/P] key.
When mode changes from non-print to print, feeds the paper one line.
Selects item count mode.
mode, adds the operation result to the addition/subtraction register and
increments the item counter.
two colors, when selecting R off is specified (M-42TV, M-41TAV, M-48T).
When the [
are valid. In 14-digit mode in display, the [
The [P/NP], [RND], and [DEC] keys cannot be used.
minutes).
printer when the [14] lock key is on.
[
key is off.
(2)] and [OFF] keys are available for ON/OFF function.
When [ CLOCK ] lock key is on, CLOCK function is not operatable. In this case,
[ON (1)] and [OFF] keys are available for ON/OFF function.
10/
12
IC+ ......... Counts up by the [+] or [-] key.
IC±.........Counts up by the [+] key, down by the [-] key.
] lock key is on; selects 12 digits display and printer when the [
T/ ] lock key is on, the [P/NP], [RND], and [DEC] keys are valid.
T/ ] key is off, the [NP], [CUT], [UP], and [0, 1, 2, 3, 4, 6, A] lock keys
L
L
10/
12
] lock key is off; selects [14] digits display and (M-48T)
12
TC83230-0021/JTC83230-0021S
T/ ] lock key is invalid.
L
2003-03-24
10/
12
] lock