M37754 Mitsubishi, M37754 Datasheet - Page 51

• Manufacturer Part Number: M37754
• Description: SINGLE-CHIP 16BIT CMOS MICROCOMPUTER
• Manufacturer: Mitsubishi

Fig. 63 Particular function select register 1 bit configuration
Control bits affected by expansion
function select bit
A-D control register 1
Chip select area register
Particular function select register 0
Particular function select register 1
7
Notes 1: Bits 2, 3, and 4 can be re-write after bit 5 (expansion function select bit) is set to “1.”
Register
6
2: After bit 5 is set to “1” once, bit 5 cannot be cleared to “0” except external reset and software reset.
3: Bits 6 and 7 are write-only bits and undefined at read. Do not use SEB or CLB insturuction when setting bits 0–7.
5
4
3
2
TC
1
Address
1
6C
6D
1F
63
TC
0
16
16
16
16
0
Particular function select register 1 (6D
Pull-up select bit 1 (Note 3)
0 : With no pull-up for P9
1 : With pull-up for P9
Watchdog timer’s select bit (Note 1)
0 : Exclusive clock deviding circuit output (Wf
1 : Clock for peripheral device deviding circuit output (Pf
Signal output stop select bit (Note 1)
Refer to Table 8.
Expansion function select bit (Note 2)
Refer to Figure 62.
Pull-up select bit 0 (Note 3)
0 : With no pull-up for P5
1 : With pull-up for P5
M37754M8C-XXXGP, M37754M8C-XXXHP
2, 5, 6, 7
0, 1, 5, 6
2, 3, 4
Transmit clock output pin select bit
00 : Normal mode (output only to CLK
01 : Plural clocks specified; output to CLK
10 : Plural clocks specified; output to CLKS
11 : Plural clocks specified; output to CLKS
Internal clock stop select bit at WIT (Note 1)
0 : Clock for peripheral function and watchdog timer are operating at WIT
1 : Internal clock except that for oscillation circuit and watchdog timer are stopped at WIT
timer. Clock (Wf
watchdog timer. Clock (Pf
Watchdog timer exclusive clock dividing circuit is stopped.
Bit
5
512
, Wf
7
5
, P5
7
5
M37754S4CGP, M37754S4CHP
32
, P5
6
Control registers affected by expansion
function select register
) for watchdog timer does not change in hold.
, P5
____
Waveform output mode register
Dead-time timer
Pulse output data register 1
Pulse output data register 0
Timer A write flag
INT
512
6
, P5
, Pf
5
4
, P5
interrupt control register
32
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
5
, P5
) for watchdog timer changes in hold.
4
0
16
)
)
4
Register
0
0
1
512
, Wf
MITSUBISHI MICROCOMPUTERS
32
) is used as clock for watchdog
512
, Pf
32
) is used as clock for
Address
1C
1D
1A
1B
45
6E
16
16
16
16
16
16
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