参数资料
型号: M37902FCCHP
元件分类: 微控制器/微处理器
英文描述: 16-BIT, FLASH, 26 MHz, MICROCONTROLLER, PQFP100
封装: 14 X 14 MM, 0.50 MM PITCH, PLASTIC, LQFP-100
文件页数: 75/143页
文件大小: 1148K
代理商: M37902FCCHP
37
M37902FCCHP, M37902FGCHP, M37902FJCHP
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
Fig. 26 Bit configuration of port function control register
Notes 1: For the M37902FxM (power source voltage = 3.3 V
±0.3 V), VIH = 0.5VCC.
2: When MD1 = VCC and MD0 = VCC (flash memory parallel I/O mode), pins P44 to P47 and NMI are
not pulled up, regardless of these bits’ contents.
3: When MD1 = VSS and MD0 = VCC (microprocessor mode), pin CS0 (P44) is not pulled up, regardless of the bit’s contents.
7
6
543
2
1
0
Port function control register
Port P0 input level select bit
0 : VIH = 0.7VCC, VIL = 0.2VCC
1 : VIH = 0.43VCC (Note 1), VIL = 0.16VCC
Address/Port switch select bits
000 : A0 to A23 (16 Mbytes)
001 : A0 to A21, P06, P07 (4 Mbytes)
010 : A0 to A19, P04 to P07 (1 Mbytes)
011 : A0 to A17, P02 to P07 (256 Kbytes)
100 : A0 to A15, P00 to P07 (64 Kbytes)
101 : Do not select.
110 : A0 to A11, P00 to P07, P114 to P117 (4 Kbytes)
111 : A0 to A7, P00 to P07, P110 to P117 (256 bytes)
Pins P44–P47 pullup select bit (Notes 2 and 3)
0 : Pins P44–P47 are pulled up.
1 : Pins P44–P47 are not pulled up.
Address
9216
Pin NMI pullup select bit (Note 2)
0 : Pin NMI is pulled up.
1 : Pin NMI is not pulled up.
Fix these bits to “0”.
0
At reset
0016
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