TIL pinout command on Raspberry Pi:

pinout
Description        : Raspberry Pi 4B rev 1.5
Revision           : d03115
SoC                : BCM2711
RAM                : 8GB
Storage            : MicroSD
USB ports          : 4 (of which 2 USB3)
Ethernet ports     : 1 (1000Mbps max. speed)
Wi-fi              : True
Bluetooth          : True
Camera ports (CSI) : 1
Display ports (DSI): 1

,--------------------------------.
| oooooooooooooooooooo J8   +======
| 1ooooooooooooooooooo  J14 |   Net
|  Wi                    12 +======
|  Fi  Pi Model 4B  V1.5 oo      |
| |D     ,---. +---+          +====
| |S     |SoC| |RAM|          |USB3
| |I     `---' +---+          +====
| |0                C|           |
| oo1 J2            S|        +====
|                   I| |A|    |USB2
| pwr   |hd|   |hd| 0| |u|    +====
`-| |---|m0|---|m1|----|x|-------'

J8:
   3V3  (1) (2)  5V    
 GPIO2  (3) (4)  5V    
 GPIO3  (5) (6)  GND   
 GPIO4  (7) (8)  GPIO14
   GND  (9) (10) GPIO15
GPIO17 (11) (12) GPIO18
GPIO27 (13) (14) GND   
GPIO22 (15) (16) GPIO23
   3V3 (17) (18) GPIO24
GPIO10 (19) (20) GND   
 GPIO9 (21) (22) GPIO25
GPIO11 (23) (24) GPIO8 
   GND (25) (26) GPIO7 
 GPIO0 (27) (28) GPIO1 
 GPIO5 (29) (30) GND   
 GPIO6 (31) (32) GPIO12
GPIO13 (33) (34) GND   
GPIO19 (35) (36) GPIO16
GPIO26 (37) (38) GPIO20
   GND (39) (40) GPIO21

J2:
GLOBAL ENABLE (1)
          GND (2)
          RUN (3)

J14:
TR01 TAP (1) (2) TR00 TAP
TR03 TAP (3) (4) TR02 TAP

For further information, please refer to https://pinout.xyz/