User Manual

Apollo3 Blue Datasheet
DS-A3-0p9p1 Page 657 of 909 2019 Ambiq Micro, Inc.
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27:25 CFG28 0x2 RW
Pad output 28 configuration
A7OUT2 = 0x7 - Output is A7OUT2.
A6OUT2 = 0x6 - Output is A6OUT2.
B0OUT2 = 0x5 - Output is B0OUT2.
A5OUT2 = 0x4 - Output is A5OUT2.
A3OUT = 0x3 - Output is A3OUT.
A7OUT = 0x2 - Output is A7OUT
ONE = 0x1 - Force output to 1.
ZERO = 0x0 - Force output to 0
24:22 CFG27 0x2 RW
Pad output 27 configuration
A7OUT2 = 0x7 - Output is A7OUT2.
A6OUT2 = 0x6 - Output is A6OUT2.
B2OUT2 = 0x5 - Output is B2OUT2.
B6OUT = 0x4 - Output is B6OUT.
A1OUT = 0x3 - Output is A1OUT.
B6OUT2 = 0x2 - Output is B6OUT2
ONE = 0x1 - Force output to 1.
ZERO = 0x0 - Force output to 0
21:19 CFG26 0x2 RW
Pad output 26 configuration
A7OUT2 = 0x7 - Output is A7OUT2.
A6OUT2 = 0x6 - Output is A6OUT2.
A1OUT2 = 0x5 - Output is A1OUT2.
A5OUT = 0x4 - Output is A5OUT.
B2OUT = 0x3 - Output is B2OUT.
B6OUT = 0x2 - Output is B6OUT
ONE = 0x1 - Force output to 1.
ZERO = 0x0 - Force output to 0
18:16 CFG25 0x2 RW
Pad output 25 configuration
A7OUT2 = 0x7 - Output is A7OUT2.
A6OUT2 = 0x6 - Output is A6OUT2.
A2OUT2 = 0x5 - Output is A2OUT2.
A6OUT = 0x4 - Output is A6OUT.
B2OUT = 0x3 - Output is B2OUT.
B4OUT2 = 0x2 - Output is B4OUT2
ONE = 0x1 - Force output to 1.
ZERO = 0x0 - Force output to 0
15 RSVD 0x0 RO
RESERVED
14:12 CFG24 0x2 RW
Pad output 24 configuration
A7OUT2 = 0x7 - Output is A7OUT2.
A6OUT2 = 0x6 - Output is A6OUT2.
B1OUT2 = 0x5 - Output is B1OUT2.
A1OUT = 0x4 - Output is A1OUT.
A2OUT = 0x3 - Output is A2OUT.
A6OUT = 0x2 - Output is A6OUT
ONE = 0x1 - Force output to 1.
ZERO = 0x0 - Force output to 0
Table 940: OUTCFG2 Register Bits
Bit Name Reset RW Description