User Manual

Apollo3 Blue Datasheet
DS-A3-0p9p1 Page 655 of 909 2019 Ambiq Micro, Inc.
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18:16 CFG15 0x2 RW
Pad output 15 configuration
A7OUT2 = 0x7 - Output is A7OUT2.
A6OUT2 = 0x6 - Output is A6OUT2.
A4OUT2 = 0x5 - Output is A4OUT2.
A7OUT = 0x4 - Output is A7OUT.
B3OUT = 0x3 - Output is B3OUT.
B3OUT2 = 0x2 - Output is B3OUT2
ONE = 0x1 - Force output to 1.
ZERO = 0x0 - Force output to 0
15 RSVD 0x0 RO
RESERVED
14:12 CFG14 0x2 RW
Pad output 14 configuration
A7OUT2 = 0x7 - Output is A7OUT2.
A6OUT2 = 0x6 - Output is A6OUT2.
A7OUT = 0x5 - Output is A7OUT.
B7OUT2 = 0x4 - Output is B7OUT2.
B1OUT = 0x3 - Output is B1OUT.
B3OUT = 0x2 - Output is B3OUT
ONE = 0x1 - Force output to 1.
ZERO = 0x0 - Force output to 0
11:9 CFG13 0x1 RW
Pad output 13 configuration
A7OUT2 = 0x7 - Output is A7OUT2.
A6OUT2 = 0x6 - Output is A6OUT2.
B4OUT2 = 0x5 - Output is B4OUT2.
A6OUT = 0x4 - Output is A6OUT.
A3OUT = 0x3 - Output is A3OUT.
A3OUT2 = 0x2 - Output is A3OUT2
ONE = 0x1 - Force output to 1.
ZERO = 0x0 - Force output to 0
8:6 CFG12 0x2 RW
Pad output 12 configuration
A7OUT2 = 0x7 - Output is A7OUT2.
A6OUT2 = 0x6 - Output is A6OUT2.
B6OUT2 = 0x5 - Output is B6OUT2.
B0OUT2 = 0x4 - Output is B0OUT2.
B1OUT = 0x3 - Output is B1OUT.
A3OUT = 0x2 - Output is A3OUT
ONE = 0x1 - Force output to 1.
ZERO = 0x0 - Force output to 0
5:3 CFG11 0x2 RW
Pad output 11 configuration
A7OUT2 = 0x7 - Output is A7OUT2.
A6OUT2 = 0x6 - Output is A6OUT2.
B5OUT2 = 0x5 - Output is B5OUT2.
B4OUT = 0x4 - Output is B4OUT.
B2OUT = 0x3 - Output is B2OUT.
B2OUT2 = 0x2 - Output is B2OUT2
ONE = 0x1 - Force output to 1.
ZERO = 0x0 - Force output to 0
Table 938: OUTCFG1 Register Bits
Bit Name Reset RW Description