S912XEQ384J3MALR Freescale Semiconductor, S912XEQ384J3MALR Datasheet - Page 824

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S912XEQ384J3MALR

Manufacturer Part Number
S912XEQ384J3MALR
Description
S912XEQ Series 16 Bit 50 Mhz 384 KB Flash 24 KB Ram Microcontroller - LQFP-112
Manufacturer
Freescale Semiconductor
Datasheet
Chapter 23 Voltage Regulator (S12VREGL3V3V1)
824
0x02F4
0x02F5
APIR[15:0]
Reset
Reset
Field
15-0
W
W
R
R
APIR15
APIR7
Autonomous Periodical Interrupt Rate Bits — These bits define the timeout period of the API. See
9
VREGAPICL register.
Figure 23-6. Autonomous Periodical Interrupt Rate High Register (VREGAPIRH)
Figure 23-7. Autonomous Periodical Interrupt Rate Low Register (VREGAPIRL)
0
0
7
7
for details of the effect of the autonomous periodical interrupt rate bits. Writable only if APIFE = 0 of
APICLK
= Unimplemented or Reserved
Table 23-9. Selectable Autonomous Periodical Interrupt Periods
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
APIR14
APIR6
Table 23-8. VREGAPIRH / VREGAPIRL Field Descriptions
0
0
6
6
MC9S12XE-Family Reference Manual Rev. 1.24
APIR13
APIR5
APIR[15:0]
0
0
5
5
FFFD
FFFD
FFFE
FFFF
FFFE
0000
0001
0002
0003
0004
0005
0000
0001
0002
0003
0004
0005
.....
.....
APIR12
APIR4
0
0
4
4
Description
APIR11
131068 * bus clock period
131070 * bus clock period
APIR3
10 * bus clock period
12 * bus clock period
0
0
2 * bus clock period
4 * bus clock period
6 * bus clock period
8 * bus clock period
3
3
Selected Period
13106.8 ms
13107.0 ms
13107.2 ms
0.2 ms
0.4 ms
0.6 ms
0.8 ms
1.0 ms
1.2 ms
.....
.....
APIR10
APIR2
(1)
1
1
1
1
1
0
0
2
2
1
1
1
Freescale Semiconductor
APIR9
APIR1
0
0
1
1
APIR8
APIR0
Table 23-
0
0
0
0

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