ADE5166 datasheet(143/148 Pages) AD

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Preliminary Technical Data

ADE5166/ADE5169/ADE5566/ADE5569

Rev. PrB | Page 143 of 148

Table 159. Port 0 SFR (P0, 0x80)

Bit

Address

Mnemonic

Default

Description1

0x87

This bit reflects the state of P0.7/SS/T1/RxD2 pin. It can be written or read.

0x86

This bit reflects the state of P0.6/SCLK/T0 pin. It can be written or read.

0x85

This bit reflects the state of P0.5/MISO/ZX pin. It can be written or read.

0x84

This bit reflects the state of P0.4/MOSI/SDATA pin. It can be written or read.

0x83

CF2

This bit reflects the state of P0.3/CF2 pin. It can be written or read.

0x82

CF1

This bit reflects the state of P0.2/CF1 pin. It can be written or read.

0x81

This bit reflects the state of P0.1/FP19/RTCCAL pin. It can be written or read.

0x80

INT1

This bit reflects the state of BCTRL/INT1/P0.0 pin. It can be written or read.

1 When an alternate function is chosen for a pin of this port, the bit controlling this pin should always be set.

Table 160. Port 1 SFR (P1, 0x90)

Bit

Address

Mnemonic

Default

Description1

0x97

This bit reflects the state of P1.7/FP20 pin. It can be written or read.

0x96

This bit reflects the state of P1.6/FP21 pin. It can be written or read.

0x95

This bit reflects the state of P1.5/FP22 pin. It can be written or read.

0x94

This bit reflects the state of P1.4/T2/FP23 pin. It can be written or read.

0x93

T2EX

This bit reflects the state of P1.3/T2EX/FP24 pin. It can be written or read.

0x92

ZX1

This bit reflects the state of P1.2/FP25/ZX pin. It can be written or read.

0x91

TxD

This bit reflects the state of P1.1/TxD pin. It can be written or read.

0x90

RxD

This bit reflects the state of P1.0/RxD pin. It can be written or read.

1 When an alternate function is chosen for a pin of this port, the bit controlling this pin should always be set.

Table 161. Port 2 SFR (P2, 0xA0)

Bit

Address

Mnemonic

Default

Description1

7 to 4

0x97 to 0x94

0x1F

These bits are unused and should remain set.

0x93

P2.3

This bit reflects the state of SDEN/P2.3/TxD2 pin. It can be written only.

0x92

P2.2

This bit reflects the state of P2.2/FP16 pin. It can be written or read.

0x91

P2.1

This bit reflects the state of P2.1/FP17 pin. It can be written or read.

0x90

P2.0

This bit reflects the state of P2.0/FP18 pin. It can be written or read.

1 When an alternate function is chosen for a pin of this port, the bit controlling this pin should always be set.

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