diff --git a/content/hardware/03.nano/boards/nano-33-ble-sense/tech-specs.yml b/content/hardware/03.nano/boards/nano-33-ble-sense/tech-specs.yml
index 5da3f4a8c4..6b0855ab16 100644
--- a/content/hardware/03.nano/boards/nano-33-ble-sense/tech-specs.yml
+++ b/content/hardware/03.nano/boards/nano-33-ble-sense/tech-specs.yml
@@ -18,9 +18,9 @@ Sensors:
   Barometric pressure: LPS22HB
   Temperature, humidity: HTS221
 Communication:
-  UART: Yes
-  I2C: Yes
-  SPI: Yes
+  UART: RX/TX 
+  I2C: A4 (SDA), A5 (SCL)
+  SPI: D11 (COPI), D12 (CIPO), D13 (SCK). Use any GPIO for Chip Select (CS).
 Power:
   I/O Voltage: 3.3V
   Input voltage (nominal): 5-18V
diff --git a/content/hardware/03.nano/boards/nano-33-ble/tech-specs.yml b/content/hardware/03.nano/boards/nano-33-ble/tech-specs.yml
index a34a659df3..e25b0e85f8 100644
--- a/content/hardware/03.nano/boards/nano-33-ble/tech-specs.yml
+++ b/content/hardware/03.nano/boards/nano-33-ble/tech-specs.yml
@@ -14,9 +14,9 @@ Connectivity:
 Sensors:
   IMU: LSM9DS1
 Communication:
-  UART: Yes
-  I2C: Yes
-  SPI: Yes
+  UART: RX/TX 
+  I2C: A4 (SDA), A5 (SCL)
+  SPI: D11 (COPI), D12 (CIPO), D13 (SCK). Use any GPIO for Chip Select (CS).
 Power:
   I/O Voltage: 3.3V
   Input voltage (nominal): 5-18V
diff --git a/content/hardware/03.nano/boards/nano-33-iot/tech-specs.yml b/content/hardware/03.nano/boards/nano-33-iot/tech-specs.yml
index f889793567..c24090da03 100644
--- a/content/hardware/03.nano/boards/nano-33-iot/tech-specs.yml
+++ b/content/hardware/03.nano/boards/nano-33-iot/tech-specs.yml
@@ -15,9 +15,9 @@ Connectivity:
 Sensors:
   IMU: LSM6DS3
 Communication:
-  UART: Yes
-  I2C: Yes
-  SPI: Yes
+  UART: RX/TX 
+  I2C: A4 (SDA), A5 (SCL)
+  SPI: D11 (COPI), D12 (CIPO), D13 (SCK). Use any GPIO for Chip Select (CS).
 Power:
   I/O Voltage: 3.3V
   Input voltage (nominal): 5-18V
diff --git a/content/hardware/03.nano/boards/nano-every/tech-specs.yml b/content/hardware/03.nano/boards/nano-every/tech-specs.yml
index 4592129698..c49cf2410f 100644
--- a/content/hardware/03.nano/boards/nano-every/tech-specs.yml
+++ b/content/hardware/03.nano/boards/nano-every/tech-specs.yml
@@ -9,9 +9,9 @@ Pins:
   Analog input pins: 8
   PWM pins: 5
 Communication:
-  UART: Yes
-  I2C: Yes
-  SPI: Yes
+  UART: RX/TX 
+  I2C: A4 (SDA), A5 (SCL)
+  SPI: D11 (COPI), D12 (CIPO), D13 (SCK). Use any GPIO for Chip Select (CS).
 Power:
   I/O Voltage: 5V
   Input voltage (nominal): 7-18V
diff --git a/content/hardware/03.nano/boards/nano-rp2040-connect/tech-specs.yml b/content/hardware/03.nano/boards/nano-rp2040-connect/tech-specs.yml
index de893c4de7..a54ef76cf1 100644
--- a/content/hardware/03.nano/boards/nano-rp2040-connect/tech-specs.yml
+++ b/content/hardware/03.nano/boards/nano-rp2040-connect/tech-specs.yml
@@ -17,9 +17,9 @@ Sensors:
   IMU: LSM6DSOXTR (6-axis)
   Microphone: MP34DT05
 Communication:
-  UART: Yes
-  I2C: Yes
-  SPI: Yes
+  UART: RX/TX 
+  I2C: A4 (SDA), A5 (SCL)
+  SPI: D11 (COPI), D12 (CIPO), D13 (SCK). Use any GPIO for Chip Select (CS).
 Power:
   I/O Voltage: 3.3V
   Input voltage (nominal): 5-18V
diff --git a/content/hardware/03.nano/boards/nano-rp2040-connect/tutorials/rp2040-01-technical-reference/rp2040-01-technical-reference.md b/content/hardware/03.nano/boards/nano-rp2040-connect/tutorials/rp2040-01-technical-reference/rp2040-01-technical-reference.md
index bbbdaa6ba2..f711f15f5b 100644
--- a/content/hardware/03.nano/boards/nano-rp2040-connect/tutorials/rp2040-01-technical-reference/rp2040-01-technical-reference.md
+++ b/content/hardware/03.nano/boards/nano-rp2040-connect/tutorials/rp2040-01-technical-reference/rp2040-01-technical-reference.md
@@ -325,7 +325,7 @@ The pins used for SPI (Serial Peripheral Interface) on the Nano RP2040 Connect a
 - (CIPO) - D12
 - (COPI) - D11
 - (SCK) - D13
-- (CS/SS) - Any GPIO (except for A6/A7)
+- (CS) - Any GPIO (except for A6/A7)
 
 ***The signal names MOSI, MISO and SS has been replaced by COPI (Controller Out, Peripheral In), CIPO (Controller In, Peripheral Out) and CS (Chip Select).***
 
diff --git a/content/hardware/03.nano/boards/nano/tech-specs.yml b/content/hardware/03.nano/boards/nano/tech-specs.yml
index bfe675d5ef..83fc0e3101 100644
--- a/content/hardware/03.nano/boards/nano/tech-specs.yml
+++ b/content/hardware/03.nano/boards/nano/tech-specs.yml
@@ -9,9 +9,9 @@ Pins:
   Analog input pins: 8
   PWM pins: 6
 Communication:
-  UART: Yes
-  I2C: Yes
-  SPI: Yes
+  UART: RX/TX 
+  I2C: A4 (SDA), A5 (SCL)
+  SPI: D11 (COPI), D12 (CIPO), D13 (SCK). Use any GPIO for Chip Select (CS).
 Power:
   I/O Voltage: 5V
   Input voltage (nominal): 7-12V