參數(shù)資料
型號： M44C588
廠商： TEMIC SEMICONDUCTORS
元件分類： 微控制器/微處理器
英文描述： 4-BIT, MROM, 4 MHz, MICROCONTROLLER
文件頁數(shù)： 12/44頁
文件大?。?/td> 549K
代理商： M44C588
M44C588
TELEFUNKEN Semiconductors
Rev. A1, 11-Nov-97
Preliminary Information
2 (44)
Figure 2. Pin connections
Table 1. Pin description
Name
Function
VDD
Power supply voltage +2.2 V to +6.2 V
AVDD
Analogue power supply voltage +2.2 V to +6.2V
VSS
Circuit ground
BP00 – BP03
4 bidirectional I/O lines of Port 0 – automatic nibblewise configurable I/O
BP10 – BP13
4 bidirectional I/O lines of Port 1 – automatic nibblewise configurable I/O
BP40-T0OUT0
I/O line BP40 of Port 4(*) – configurable I/O or Timer/Counter 0 I/O T0OUT0
BP41-T0OUT1
I/O line BP41 of Port 4(*) – configurable I/O or Timer/Counter 0 I/O T0OUT1
BP42-T1OUT0
I/O line BP42 of Port 4(*) – configurable I/O or Timer/Counter 1 I/O T1OUT0
BP43-T1OUT1
I/O line BP43 of Port 4(*) – configurable I/O or Timer/Counter 1 I/O T1OUT1
BPB0 – BPB3
4 bidirectional I/O lines of Port B – bitwise configurable I/O
BP60
I/O line BP60 of Port 6 – configurable I/O or serial clock output or external interrupt source
BP61
I/O line BP61 of Port 6 – configurable I/O or serial data I/O or external interrupt source
BP62
I/O line BP62 of Port 6 – configurable I/O or buzzer output BZ or external interrupt source
BP63
I/O line BP63 of Port 6 – configurable I/O or buzzer output NBZ or external interrupt source
SCLIN
4-MHz quartz crystal/ceramic resonator or trimming resistor pin (mask option dependent)
SCLOUT
4-MHz quartz crystal/ceramic resonator pin (mask option dependent)
OSCIN
32-kHz quartz crystal pin (mask option dependent)
OSCOUT
32-kHz quartz crystal pin (mask option dependent)
TE
Testmode input. This input is used to control the test modes (internal pull-down)
COM0 - COM3
LCD backplane outputs
S01 – S16
LCD segment output lines
S17 – S32
LCD output lines or bidirectional 2 bitwise configurable digital I/O
VEE1
LCD doubler voltage (2 x VREG)
VEE2
LCD tripler voltage (3 x VREG)
VREG
Regulated LCD supply voltage
C1, C2
LCD tripler capacitor
NRST
Reset input (/output), a logic low on this pin resets the device. An internal watchdog or coded
reset is indicated by a low pulse on this pin.
(*) For mask options please see the ordering information.
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