| Pin | Mux0 | Mux1 | Mux2 | Mux3 |
| --- | ----------- | ----------- | ----------- | ----------- |
-| 0 | N VSS_0 | |
-| 1 | N VDD_0 | |
+| 0 | N VSSI_0 | |
+| 1 | N VDDE_0 | |
| 2 | N SDR_DQM0 | |
| 3 | N SDR_D0 | |
| 4 | N SDR_D1 | |
| 26 | N SDR_CASn | |
| 27 | N SDR_WEn | |
| 28 | N SDR_CSn0 | |
-| 30 | N VSS_1 | |
-| 31 | N VDD_1 | |
+| 30 | N VSSE_0 | |
+| 31 | N VDDI_0 | |
## Bank E (32 pins, width 2)
| Pin | Mux0 | Mux1 | Mux2 | Mux3 |
| --- | ----------- | ----------- | ----------- | ----------- |
-| 32 | E VSS_2 | |
+| 32 | E VSSE_1 | |
| 33 | E SDR_AD10 | |
| 34 | E SDR_AD11 | |
| 35 | E SDR_AD12 | |
| 42 | E SDR_D13 | |
| 43 | E SDR_D14 | |
| 44 | E SDR_D15 | |
-| 45 | E VDD_2 | |
+| 45 | E VDDE_1 | |
| 46 | E GPIOE_E8 | |
| 47 | E GPIOE_E9 | |
| 48 | E GPIOE_E10 | |
| 51 | E GPIOE_E13 | |
| 52 | E GPIOE_E14 | |
| 53 | E GPIOE_E15 | |
-| 55 | E VSS_3 | |
+| 55 | E VSSI_1 | |
| 56 | E JTAG_TMS | |
| 57 | E JTAG_TDI | |
| 58 | E JTAG_TDO | |
| 59 | E JTAG_TCK | |
-| 63 | E VDD_3 | |
+| 63 | E VDDI_1 | |
## Bank S (32 pins, width 2)
| Pin | Mux0 | Mux1 | Mux2 | Mux3 |
| --- | ----------- | ----------- | ----------- | ----------- |
-| 64 | S VSS_4 | |
+| 64 | S VSSI_2 | |
| 65 | S SYS_CLK | |
| 66 | S SYS_RST | |
| 67 | S SYS_PLLCLK | |
| 69 | S SYS_CSEL0 | |
| 70 | S SYS_CSEL1 | |
| 71 | S SYS_CSEL2 | |
-| 72 | S VDD_4 | |
-| 73 | S TWI_SDA | |
-| 74 | S TWI_SCL | |
+| 72 | S VDDI_2 | |
+| 73 | S MTWI_SDA | |
+| 74 | S MTWI_SCL | |
| 79 | S MSPI0_CK | |
| 80 | S MSPI0_NSS | |
| 81 | S MSPI0_MOSI | |
| 82 | S MSPI0_MISO | |
| 84 | S UART0_TX | |
| 85 | S UART0_RX | |
-| 86 | S VSS_5 | |
+| 86 | S VSSI_3 | |
| 87 | S GPIOS_S0 | |
| 88 | S GPIOS_S1 | |
| 89 | S GPIOS_S2 | |
| 92 | S GPIOS_S5 | |
| 93 | S GPIOS_S6 | |
| 94 | S GPIOS_S7 | |
-| 95 | S VDD_5 | |
+| 95 | S VDDI_3 | |
## Bank W (32 pins, width 2)
| Pin | Mux0 | Mux1 | Mux2 | Mux3 |
| --- | ----------- | ----------- | ----------- | ----------- |
-| 96 | W VSS_6 | |
+| 96 | W VSSI_4 | |
| 97 | W PWM_0 | |
| 98 | W PWM_1 | |
| 99 | W EINT_0 | |
| 103 | W MSPI1_NSS | |
| 104 | W MSPI1_MOSI | |
| 105 | W MSPI1_MISO | |
-| 106 | W VDD_6 | |
+| 106 | W VDDE_2 | |
| 107 | W SD0_CMD | |
| 108 | W SD0_CLK | |
| 109 | W SD0_D0 | |
| 110 | W SD0_D1 | |
| 111 | W SD0_D2 | |
| 112 | W SD0_D3 | |
-| 113 | W VSS_7 | |
-| 127 | W VDD_7 | |
+| 113 | W VSSE_2 | |
+| 127 | W VDDI_4 | |
# Pinouts (Fixed function)
* MSPI1_MOSI : W8/0
* MSPI1_NSS : W7/0
+## MTWI
+
+I2C Master 1
+
+* MTWI_SCL : S10/0
+* MTWI_SDA : S9/0
+
## PWM
PWM
* SYS_PLLOUT : S4/0
* SYS_RST : S2/0
-## TWI
-
-I2C Master 1
-
-* TWI_SCL : S10/0
-* TWI_SDA : S9/0
-
## UART0
UART (TX/RX) 1
Power
-* VDD_0 : N1/0
-* VDD_1 : N31/0
-* VDD_2 : E13/0
-* VDD_3 : E31/0
-* VDD_4 : S8/0
-* VDD_5 : S31/0
-* VDD_6 : W10/0
-* VDD_7 : W31/0
+* VDDE_0 : N1/0
+* VDDE_1 : E13/0
+* VDDE_2 : W10/0
+* VDDI_0 : N31/0
+* VDDI_1 : E31/0
+* VDDI_2 : S8/0
+* VDDI_3 : S31/0
+* VDDI_4 : W31/0
## VSS
GND
-* VSS_0 : N0/0
-* VSS_1 : N30/0
-* VSS_2 : E0/0
-* VSS_3 : E23/0
-* VSS_4 : S0/0
-* VSS_5 : S22/0
-* VSS_6 : W0/0
-* VSS_7 : W17/0
+* VSSE_0 : N30/0
+* VSSE_1 : E0/0
+* VSSE_2 : W17/0
+* VSSI_0 : N0/0
+* VSSI_1 : E23/0
+* VSSI_2 : S0/0
+* VSSI_3 : S22/0
+* VSSI_4 : W0/0
# Pinmap for Libre-SOC 180nm
## VDD
-* VDD_0 1 N1/0
-* VDD_1 31 N31/0
-* VDD_2 45 E13/0
-* VDD_3 63 E31/0
-* VDD_4 72 S8/0
-* VDD_5 95 S31/0
-* VDD_6 106 W10/0
-* VDD_7 127 W31/0
+* VDDE_0 1 N1/0
+* VDDI_0 31 N31/0
+* VDDE_1 45 E13/0
## VSS
-* VSS_0 0 N0/0
-* VSS_1 30 N30/0
-* VSS_2 32 E0/0
-* VSS_3 55 E23/0
-* VSS_4 64 S0/0
-* VSS_5 86 S22/0
-* VSS_6 96 W0/0
-* VSS_7 113 W17/0
+* VSSI_0 0 N0/0
+* VSSE_0 30 N30/0
+* VSSE_1 32 E0/0
## SYS
* SYS_CSEL1 70 S6/0
* SYS_CSEL2 71 S7/0
-## TWI
+## MTWI
I2C.
-* TWI_SDA 73 S9/0
-* TWI_SCL 74 S10/0
+* MTWI_SDA 73 S9/0
+* MTWI_SCL 74 S10/0
## MSPI0
| Pin | Mux0 | Mux1 | Mux2 | Mux3 |
| --- | ----------- | ----------- | ----------- | ----------- |
+| 55 | E VSSI_1 | | | |
+| 63 | E VDDI_1 | | | |
+| 64 | S VSSI_2 | | | |
+| 72 | S VDDI_2 | | | |
+| 86 | S VSSI_3 | | | |
+| 95 | S VDDI_3 | | | |
+| 96 | W VSSI_4 | | | |
+| 106 | W VDDE_2 | | | |
+| 113 | W VSSE_2 | | | |
+| 127 | W VDDI_4 | | | |
# Reference Datasheets